# Relationship history for MSHA mine 1518288

Current hierarchy: **George W  Givens Jr → Givens Coal Co Inc → Mine#3**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** George W  Givens Jr → Mine#3; 1973-04-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Givens Coal Company Inc → Mine#3; 2000-10-01 to 2001-09-04; source msha-controller-operator-history
- **controller_controls_operator:** George W  Givens Jr → Givens Coal Company Inc; 2000-10-01 to 2001-09-04; source msha-controller-operator-history
- **operator_operates_mine:** Kincaid Mining Company → Mine#3; 2001-09-05 to 2002-01-30; source msha-controller-operator-history
- **controller_controls_mine:** Elmer  Kincaid Jr → Mine#3; 2001-09-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Elmer  Kincaid Jr → Kincaid Mining Company; 2001-09-05 to 2002-01-30; source msha-controller-operator-history
- **operator_operates_mine:** Givens Coal Co Inc → Mine#3; 2002-01-31 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** George W  Givens Jr → Givens Coal Co Inc; 2002-01-31 to current/open; source msha-controller-operator-history