{"data":{"schemaVersion":"realm.temporal-relationships.v1","temporalSemantics":{"validTime":{"granularity":"date","bounds":"inclusive","nullStart":"start date not published in the upstream history row","nullEnd":"open-ended in the upstream history row; not independent proof of present control"},"transactionTime":{"observedAt":"2026-10-13T11:19:05.459773+00:00","meaning":"time the checksum-addressed MDRS artifacts were observed by the PostgreSQL ingestion"},"derivation":{"controllerControlsOperator":"intersection of controller and operator valid-time intervals evidenced through this mine","currentIdentity":"current controller and operator are asserted only by the MDRS Mines snapshot"}},"current":{"mine":{"type":"mine","id":"4406727","name":"No 10"},"operator":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"controller":{"type":"controller","id":"0112921","name":"Cecil T  Brinager"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C12302","name":"Larry Ray  Justus"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1985-12-12","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|C12302|1985-12-12|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C03960","name":"Ernest E  Varney et al"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1989-05-01","validTo":"2012-06-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|C03960|1989-05-01|2012-06-18"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1992-12-01","validTo":"1995-04-26","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1992-12-01|1995-04-26"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C03960","name":"Ernest E  Varney et al"},"object":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"validFrom":"1992-12-01","validTo":"1995-04-26","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1992-12-01|C03960|1989-05-01|64329"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P17512","name":"Just-Us Coal Corp"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1995-04-27","validTo":"1995-10-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P17512|1995-04-27|1995-10-10"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C12302","name":"Larry Ray  Justus"},"object":{"type":"operator","id":"P17512","name":"Just-Us Coal Corp"},"validFrom":"1995-04-27","validTo":"1995-10-10","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P17512|1995-04-27|C12302|1985-12-12|86563"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01148","name":"MAPCO Inc"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1995-05-04","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|C01148|1995-05-04|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23117","name":"Raven Coal Company Inc"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1995-10-11","validTo":"1995-12-07","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P23117|1995-10-11|1995-12-07"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01148","name":"MAPCO Inc"},"object":{"type":"operator","id":"P23117","name":"Raven Coal Company Inc"},"validFrom":"1995-10-11","validTo":"1995-12-07","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P23117|1995-10-11|C01148|1995-05-04|52601"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23288","name":"Kade Coal Company Inc"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1995-12-08","validTo":"1997-03-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P23288|1995-12-08|1997-03-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C00911","name":"Hackney Frank W"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1995-12-08","validTo":"1997-03-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|C00911|1995-12-08|1997-03-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C00911","name":"Hackney Frank W"},"object":{"type":"operator","id":"P23288","name":"Kade Coal Company Inc"},"validFrom":"1995-12-08","validTo":"1997-03-30","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P23288|1995-12-08|C00911|1995-12-08|51012"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23694","name":"K & N Coal Company Inc"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1997-03-31","validTo":"1997-11-13","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P23694|1997-03-31|1997-11-13"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15188","name":"Hackney Mark A"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1997-03-31","validTo":"1997-11-13","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|C15188|1997-03-31|1997-11-13"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15188","name":"Hackney Mark A"},"object":{"type":"operator","id":"P23694","name":"K & N Coal Company Inc"},"validFrom":"1997-03-31","validTo":"1997-11-13","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P23694|1997-03-31|C15188|1997-03-31|94958"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1997-11-14","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1997-11-14|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C03960","name":"Ernest E  Varney et al"},"object":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"validFrom":"1997-11-14","validTo":"2012-06-18","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1997-11-14|C03960|1989-05-01|64330"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0104813","name":"Estate of Ernest E Varney"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"2012-06-19","validTo":"2014-04-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|0104813|2012-06-19|2014-04-14"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0104813","name":"Estate of Ernest E Varney"},"object":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"validFrom":"2012-06-19","validTo":"1995-04-26","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1992-12-01|0104813|2012-06-19|18318"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0104813","name":"Estate of Ernest E Varney"},"object":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"validFrom":"2012-06-19","validTo":"2014-04-14","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1997-11-14|0104813|2012-06-19|18319"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0112921","name":"Cecil T  Brinager"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"2014-04-15","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|0112921|2014-04-15|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0112921","name":"Cecil T  Brinager"},"object":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"validFrom":"2014-04-15","validTo":"1995-04-26","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1992-12-01|0112921|2014-04-15|20999"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0112921","name":"Cecil T  Brinager"},"object":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"validFrom":"2014-04-15","validTo":null,"current":true,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1997-11-14|0112921|2014-04-15|21000"}}],"coverage":{"historyRecords":10,"edgeCount":23,"intervalAnomalies":2,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4406727","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804,"relationshipSemantics":"valid time; null validTo means current or open-ended in the source"}}