diff --git a/libcoveofds/python_validate.py b/libcoveofds/python_validate.py
index d1d8f51..7b37c9e 100644
--- a/libcoveofds/python_validate.py
+++ b/libcoveofds/python_validate.py
@@ -87,13 +87,18 @@ def check_node_first_pass(self, node: dict):
             type = location.get("type")
             if type != "Point":
                 self._additional_check_results.append(
-                    {"type": "node_location_type_incorrect", "node_id": node.get("id")}
+                    {
+                        "type": "node_location_type_incorrect",
+                        "node_id": node.get("id"),
+                        "incorrect_type": type,
+                    }
                 )
             if not self._is_json_coordinates(location.get("coordinates")):
                 self._additional_check_results.append(
                     {
                         "type": "node_location_coordinates_incorrect",
                         "node_id": node.get("id"),
+                        "incorrect_coordinates": location.get("coordinates"),
                     }
                 )
 
@@ -103,13 +108,18 @@ def check_span_first_pass(self, span: dict):
             type = location.get("type")
             if type != "LineString":
                 self._additional_check_results.append(
-                    {"type": "span_route_type_incorrect", "span_id": span.get("id")}
+                    {
+                        "type": "span_route_type_incorrect",
+                        "span_id": span.get("id"),
+                        "incorrect_type": type,
+                    }
                 )
             if not self._is_json_list_coordinates(location.get("coordinates")):
                 self._additional_check_results.append(
                     {
                         "type": "span_route_coordinates_incorrect",
                         "span_id": span.get("id"),
+                        "incorrect_coordinates": location.get("coordinates"),
                     }
                 )
 
@@ -212,14 +222,19 @@ def _check_related_phase_object(
             if id in self._phases:
                 # check - if name is set on reference but not on original
                 if name and not self._phases[id]:
+                    name_set_but_not_in_original_result.update(
+                        {"name_in_reference": name}
+                    )
                     self._additional_check_results.append(
                         name_set_but_not_in_original_result
                     )
                 # check - if names are both set, do they match?
                 if name and self._phases[id] and name != self._phases[id]:
+                    name_not_match_result.update({"name_in_reference": name})
                     self._additional_check_results.append(name_not_match_result)
             else:
                 # check failed - id is not known
+                id_not_found_result.update({"phase_id_not_found": id})
                 self._additional_check_results.append(id_not_found_result)
 
 
@@ -372,14 +387,19 @@ def _check_related_organisation_object(
             if id in self._organisations:
                 # check - if name is set on reference but not on original
                 if name and not self._organisations[id]:
+                    name_set_but_not_in_original_result.update(
+                        {"name_in_reference": name}
+                    )
                     self._additional_check_results.append(
                         name_set_but_not_in_original_result
                     )
                 # check - if names are both set, do they match?
                 if name and self._organisations[id] and name != self._organisations[id]:
+                    name_not_match_result.update({"name_in_reference": name})
                     self._additional_check_results.append(name_not_match_result)
             else:
                 # check failed - id is not known
+                id_not_found_result.update({"organisation_id_not_found": id})
                 self._additional_check_results.append(id_not_found_result)
 
 
diff --git a/tests/fixtures/pythonvalidate/node_location_coordinates_incorrect_1.expected.json b/tests/fixtures/pythonvalidate/node_location_coordinates_incorrect_1.expected.json
index b3f7984..3856293 100644
--- a/tests/fixtures/pythonvalidate/node_location_coordinates_incorrect_1.expected.json
+++ b/tests/fixtures/pythonvalidate/node_location_coordinates_incorrect_1.expected.json
@@ -2,6 +2,60 @@
     {
         "type": "node_location_coordinates_incorrect",
         "node_id": "1",
+        "incorrect_coordinates": [
+            [
+                -0.173,
+                5.626
+            ],
+            [
+                -0.178,
+                5.807
+            ],
+            [
+                -0.112,
+                5.971
+            ],
+            [
+                -0.211,
+                5.963
+            ],
+            [
+                -0.321,
+                6.17
+            ],
+            [
+                -0.488,
+                6.29
+            ],
+            [
+                -0.56,
+                6.421
+            ],
+            [
+                -0.752,
+                6.533
+            ],
+            [
+                -0.867,
+                6.607
+            ],
+            [
+                -1.101,
+                6.585
+            ],
+            [
+                -1.304,
+                6.623
+            ],
+            [
+                -1.461,
+                6.727
+            ],
+            [
+                -1.628,
+                6.713
+            ]
+        ],
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     }
 ]
diff --git a/tests/fixtures/pythonvalidate/node_location_type_incorrect_1.expected.json b/tests/fixtures/pythonvalidate/node_location_type_incorrect_1.expected.json
index e52a9e7..d71a38d 100644
--- a/tests/fixtures/pythonvalidate/node_location_type_incorrect_1.expected.json
+++ b/tests/fixtures/pythonvalidate/node_location_type_incorrect_1.expected.json
@@ -2,6 +2,7 @@
     {
         "type": "node_location_type_incorrect",
         "node_id": "1",
+        "incorrect_type": "LineString",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     }
 ]
diff --git a/tests/fixtures/pythonvalidate/organisation_id_not_found_1.expected.json b/tests/fixtures/pythonvalidate/organisation_id_not_found_1.expected.json
index 89e7047..af2ed64 100644
--- a/tests/fixtures/pythonvalidate/organisation_id_not_found_1.expected.json
+++ b/tests/fixtures/pythonvalidate/organisation_id_not_found_1.expected.json
@@ -3,35 +3,41 @@
         "type": "node_organisation_reference_id_not_found",
         "node_id": "1",
         "field": "physicalInfrastructureProvider",
+        "organisation_id_not_found": "2",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "node_organisation_reference_id_not_found",
         "node_id": "1",
         "field": "networkProvider",
+        "organisation_id_not_found": "3",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "span_organisation_reference_id_not_found",
         "span_id": "1",
         "field": "physicalInfrastructureProvider",
+        "organisation_id_not_found": "4",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "span_organisation_reference_id_not_found",
         "span_id": "1",
         "field": "networkProvider",
+        "organisation_id_not_found": "5",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "span_organisation_reference_id_not_found",
         "span_id": "1",
         "field": "supplier",
+        "organisation_id_not_found": "6",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "phase_organisation_reference_id_not_found",
         "phase_id": "1",
+        "organisation_id_not_found": "7",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     }
 ]
diff --git a/tests/fixtures/pythonvalidate/organisation_id_not_found_1.input.json b/tests/fixtures/pythonvalidate/organisation_id_not_found_1.input.json
index 9eb7c04..fb239a0 100644
--- a/tests/fixtures/pythonvalidate/organisation_id_not_found_1.input.json
+++ b/tests/fixtures/pythonvalidate/organisation_id_not_found_1.input.json
@@ -11,7 +11,7 @@
             "id": "2"
           },
           "networkProvider": {
-            "id": "2"
+            "id": "3"
           }
         },
         {
@@ -24,13 +24,13 @@
           "id": "1",
           "name": "Accra to Kumasi",
           "physicalInfrastructureProvider": {
-            "id": "2"
+            "id": "4"
           },
           "networkProvider": {
-            "id": "2"
+            "id": "5"
           },
           "supplier": {
-            "id": "2"
+            "id": "6"
           },
           "start": "1",
           "end": "2"
@@ -43,7 +43,7 @@
           "description": "The first phase of the Ghana Fibre Network NextGen roll-out.",
           "funders": [
             {
-              "id": "2"
+              "id": "7"
             }
           ]
         }
diff --git a/tests/fixtures/pythonvalidate/organisation_name_not_match_1.expected.json b/tests/fixtures/pythonvalidate/organisation_name_not_match_1.expected.json
index 8537065..9c6f1ff 100644
--- a/tests/fixtures/pythonvalidate/organisation_name_not_match_1.expected.json
+++ b/tests/fixtures/pythonvalidate/organisation_name_not_match_1.expected.json
@@ -3,35 +3,41 @@
         "type": "node_organisation_reference_name_does_not_match",
         "node_id": "1",
         "field": "physicalInfrastructureProvider",
+        "name_in_reference": "Nothing Nowhere A",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "node_organisation_reference_name_does_not_match",
         "node_id": "1",
         "field": "networkProvider",
+        "name_in_reference": "Nothing Nowhere B",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "span_organisation_reference_name_does_not_match",
         "span_id": "1",
         "field": "physicalInfrastructureProvider",
+        "name_in_reference": "Nothing Nowhere C",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "span_organisation_reference_name_does_not_match",
         "span_id": "1",
         "field": "networkProvider",
+        "name_in_reference": "Nothing Nowhere D",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "span_organisation_reference_name_does_not_match",
         "span_id": "1",
         "field": "supplier",
+        "name_in_reference": "Nothing Nowhere E",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "phase_organisation_reference_name_does_not_match",
         "phase_id": "1",
+        "name_in_reference": "Nothing Nowhere F",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     }
 ]
diff --git a/tests/fixtures/pythonvalidate/organisation_name_not_match_1.input.json b/tests/fixtures/pythonvalidate/organisation_name_not_match_1.input.json
index d1b584a..db733bf 100644
--- a/tests/fixtures/pythonvalidate/organisation_name_not_match_1.input.json
+++ b/tests/fixtures/pythonvalidate/organisation_name_not_match_1.input.json
@@ -9,11 +9,11 @@
           "name": "Accra",
           "physicalInfrastructureProvider": {
             "id": "1",
-            "name": "Nothing Nowhere"
+            "name": "Nothing Nowhere A"
           },
           "networkProvider": {
             "id": "1",
-            "name": "Nothing Nowhere"
+            "name": "Nothing Nowhere B"
           }
         },
         {
@@ -27,15 +27,15 @@
           "name": "Accra to Kumasi",
           "physicalInfrastructureProvider": {
             "id": "1",
-            "name": "Nothing Nowhere"
+            "name": "Nothing Nowhere C"
           },
           "networkProvider": {
             "id": "1",
-            "name": "Nothing Nowhere"
+            "name": "Nothing Nowhere D"
           },
           "supplier": {
             "id": "1",
-            "name": "Nothing Nowhere"
+            "name": "Nothing Nowhere E"
           },
           "start": "1",
           "end": "2"
@@ -49,7 +49,7 @@
           "funders": [
             {
               "id": "1",
-              "name": "Nothing Nowhere"
+              "name": "Nothing Nowhere F"
             }
           ]
         }
diff --git a/tests/fixtures/pythonvalidate/organisation_reference_name_set_but_not_in_original_1.expected.json b/tests/fixtures/pythonvalidate/organisation_reference_name_set_but_not_in_original_1.expected.json
index d1c0150..dadfe80 100644
--- a/tests/fixtures/pythonvalidate/organisation_reference_name_set_but_not_in_original_1.expected.json
+++ b/tests/fixtures/pythonvalidate/organisation_reference_name_set_but_not_in_original_1.expected.json
@@ -3,35 +3,41 @@
         "type": "node_organisation_reference_name_set_but_not_in_original",
         "node_id": "1",
         "field": "physicalInfrastructureProvider",
+        "name_in_reference": "Nothing Nowhere A",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "node_organisation_reference_name_set_but_not_in_original",
         "node_id": "1",
         "field": "networkProvider",
+        "name_in_reference": "Nothing Nowhere B",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "span_organisation_reference_name_set_but_not_in_original",
         "span_id": "1",
         "field": "physicalInfrastructureProvider",
+        "name_in_reference": "Nothing Nowhere C",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "span_organisation_reference_name_set_but_not_in_original",
         "span_id": "1",
         "field": "networkProvider",
+        "name_in_reference": "Nothing Nowhere D",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "span_organisation_reference_name_set_but_not_in_original",
         "span_id": "1",
         "field": "supplier",
+        "name_in_reference": "Nothing Nowhere E",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "phase_organisation_reference_name_set_but_not_in_original",
         "phase_id": "1",
+        "name_in_reference": "Nothing Nowhere F",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     }
 ]
diff --git a/tests/fixtures/pythonvalidate/organisation_reference_name_set_but_not_in_original_1.input.json b/tests/fixtures/pythonvalidate/organisation_reference_name_set_but_not_in_original_1.input.json
index 9738eea..bae14bd 100644
--- a/tests/fixtures/pythonvalidate/organisation_reference_name_set_but_not_in_original_1.input.json
+++ b/tests/fixtures/pythonvalidate/organisation_reference_name_set_but_not_in_original_1.input.json
@@ -9,11 +9,11 @@
           "name": "Accra",
           "physicalInfrastructureProvider": {
             "id": "1",
-            "name": "Nothing Nowhere"
+            "name": "Nothing Nowhere A"
           },
           "networkProvider": {
             "id": "1",
-            "name": "Nothing Nowhere"
+            "name": "Nothing Nowhere B"
           }
         },
         {
@@ -27,15 +27,15 @@
           "name": "Accra to Kumasi",
           "physicalInfrastructureProvider": {
             "id": "1",
-            "name": "Nothing Nowhere"
+            "name": "Nothing Nowhere C"
           },
           "networkProvider": {
             "id": "1",
-            "name": "Nothing Nowhere"
+            "name": "Nothing Nowhere D"
           },
           "supplier": {
             "id": "1",
-            "name": "Nothing Nowhere"
+            "name": "Nothing Nowhere E"
           },
           "start": "1",
           "end": "2"
@@ -49,7 +49,7 @@
           "funders": [
             {
               "id": "1",
-              "name": "Nothing Nowhere"
+              "name": "Nothing Nowhere F"
             }
           ]
         }
diff --git a/tests/fixtures/pythonvalidate/phase_id_not_found_1.expected.json b/tests/fixtures/pythonvalidate/phase_id_not_found_1.expected.json
index 930c5cf..cef310a 100644
--- a/tests/fixtures/pythonvalidate/phase_id_not_found_1.expected.json
+++ b/tests/fixtures/pythonvalidate/phase_id_not_found_1.expected.json
@@ -2,16 +2,19 @@
     {
         "type": "node_phase_reference_id_not_found",
         "node_id": "1",
+        "phase_id_not_found": "2",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "span_phase_reference_id_not_found",
         "span_id": "1",
+        "phase_id_not_found": "3",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "contract_related_phase_reference_id_not_found",
         "contract_id": "1",
+        "phase_id_not_found": "4",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     }
 ]
diff --git a/tests/fixtures/pythonvalidate/phase_id_not_found_1.input.json b/tests/fixtures/pythonvalidate/phase_id_not_found_1.input.json
index 32c41ef..2d831e9 100644
--- a/tests/fixtures/pythonvalidate/phase_id_not_found_1.input.json
+++ b/tests/fixtures/pythonvalidate/phase_id_not_found_1.input.json
@@ -21,7 +21,7 @@
           "id": "1",
           "name": "Accra to Kumasi",
           "phase": {
-            "id": "2"
+            "id": "3"
           },
           "start": "1",
           "end": "2"
@@ -40,7 +40,7 @@
           "title": "NextGen Phase 1 Construction Contract",
           "relatedPhases": [
             {
-              "id": "2"
+              "id": "4"
             }
           ]
         }
diff --git a/tests/fixtures/pythonvalidate/phase_name_not_match_1.expected.json b/tests/fixtures/pythonvalidate/phase_name_not_match_1.expected.json
index d8b9389..8e23b01 100644
--- a/tests/fixtures/pythonvalidate/phase_name_not_match_1.expected.json
+++ b/tests/fixtures/pythonvalidate/phase_name_not_match_1.expected.json
@@ -2,16 +2,19 @@
     {
         "type": "node_phase_reference_name_does_not_match",
         "node_id": "1",
+        "name_in_reference": "I forget",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "span_phase_reference_name_does_not_match",
         "span_id": "1",
+        "name_in_reference": "I forget again",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "contract_related_phase_reference_name_does_not_match",
         "contract_id": "1",
+        "name_in_reference": "I forget, really I'm so bad",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     }
 ]
diff --git a/tests/fixtures/pythonvalidate/phase_name_not_match_1.input.json b/tests/fixtures/pythonvalidate/phase_name_not_match_1.input.json
index 3e977da..c4d5a33 100644
--- a/tests/fixtures/pythonvalidate/phase_name_not_match_1.input.json
+++ b/tests/fixtures/pythonvalidate/phase_name_not_match_1.input.json
@@ -23,7 +23,7 @@
           "name": "Accra to Kumasi",
           "phase": {
             "id": "1",
-            "name": "I forget"
+            "name": "I forget again"
           },
           "start": "1",
           "end": "2"
@@ -43,7 +43,7 @@
           "relatedPhases": [
             {
               "id": "1",
-              "name": "I forget"
+              "name": "I forget, really I'm so bad"
             }
           ]
         }
diff --git a/tests/fixtures/pythonvalidate/phase_reference_name_set_but_not_in_original_1.expected.json b/tests/fixtures/pythonvalidate/phase_reference_name_set_but_not_in_original_1.expected.json
index 15b365e..63cd341 100644
--- a/tests/fixtures/pythonvalidate/phase_reference_name_set_but_not_in_original_1.expected.json
+++ b/tests/fixtures/pythonvalidate/phase_reference_name_set_but_not_in_original_1.expected.json
@@ -2,21 +2,25 @@
     {
         "type": "node_phase_reference_name_set_but_not_in_original",
         "node_id": "1",
+        "name_in_reference": "I forget",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "node_phase_reference_name_set_but_not_in_original",
         "node_id": "2",
+        "name_in_reference": "I forget again",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "span_phase_reference_name_set_but_not_in_original",
         "span_id": "1",
+        "name_in_reference": "I forget more",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     },
     {
         "type": "contract_related_phase_reference_name_set_but_not_in_original",
         "contract_id": "1",
+        "name_in_reference": "I forget, did I even know?",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     }
 ]
diff --git a/tests/fixtures/pythonvalidate/phase_reference_name_set_but_not_in_original_1.input.json b/tests/fixtures/pythonvalidate/phase_reference_name_set_but_not_in_original_1.input.json
index a2af56b..f163123 100644
--- a/tests/fixtures/pythonvalidate/phase_reference_name_set_but_not_in_original_1.input.json
+++ b/tests/fixtures/pythonvalidate/phase_reference_name_set_but_not_in_original_1.input.json
@@ -17,7 +17,7 @@
           "name": "Kumasi",
           "phase": {
             "id": "1",
-            "name": "I forget"
+            "name": "I forget again"
           }
         }
       ],
@@ -27,7 +27,7 @@
           "name": "Accra to Kumasi",
           "phase": {
             "id": "1",
-            "name": "I forget"
+            "name": "I forget more"
           },
           "start": "1",
           "end": "2"
@@ -45,7 +45,7 @@
           "relatedPhases": [
             {
               "id": "1",
-              "name": "I forget"
+              "name": "I forget, did I even know?"
             }
           ]
         }
diff --git a/tests/fixtures/pythonvalidate/span_route_coordinates_incorrect_1.expected.json b/tests/fixtures/pythonvalidate/span_route_coordinates_incorrect_1.expected.json
index efa9cc5..79221ff 100644
--- a/tests/fixtures/pythonvalidate/span_route_coordinates_incorrect_1.expected.json
+++ b/tests/fixtures/pythonvalidate/span_route_coordinates_incorrect_1.expected.json
@@ -2,6 +2,10 @@
     {
         "type": "span_route_coordinates_incorrect",
         "span_id": "1",
+        "incorrect_coordinates": [
+            -1.628,
+            6.711
+        ],
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     }
 ]
diff --git a/tests/fixtures/pythonvalidate/span_route_type_incorrect_1.expected.json b/tests/fixtures/pythonvalidate/span_route_type_incorrect_1.expected.json
index aa9ef37..25e585b 100644
--- a/tests/fixtures/pythonvalidate/span_route_type_incorrect_1.expected.json
+++ b/tests/fixtures/pythonvalidate/span_route_type_incorrect_1.expected.json
@@ -2,6 +2,7 @@
     {
         "type": "span_route_type_incorrect",
         "span_id": "1",
+        "incorrect_type": "Point",
         "network_id": "a096d627-72e1-4f9b-b129-951b1737bff4"
     }
 ]