# Relationship history for MSHA mine 1514694

Current hierarchy: **Rogers Johnny → Lady Blue Coal Company Inc → #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: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Laray Partnership → #3; 1984-06-01 to 1985-04-08; source msha-controller-operator-history
- **controller_controls_mine:** Crawford Lawrence & Dennis Ray → #3; 1984-06-01 to 1985-04-08; source msha-controller-operator-history
- **controller_controls_operator:** Crawford Lawrence & Dennis Ray → Laray Partnership; 1984-06-01 to 1985-04-08; source msha-controller-operator-history
- **controller_controls_mine:** Miles Henry Eddie → #3; 1985-04-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Lavada Coal Company → #3; 1985-04-09 to 1986-06-05; source msha-controller-operator-history
- **controller_controls_mine:** Rose Michael Et Al → #3; 1985-04-09 to 1986-06-18; source msha-controller-operator-history
- **controller_controls_operator:** Rose Michael Et Al → Lavada Coal Company; 1985-04-09 to 1986-06-05; source msha-controller-operator-history
- **operator_operates_mine:** Summar Coal Company → #3; 1986-06-06 to 1986-10-27; source msha-controller-operator-history
- **controller_controls_operator:** Miles Henry Eddie → Summar Coal Company; 1986-06-06 to 1986-10-27; source msha-controller-operator-history
- **operator_operates_mine:** Lady Blue Coal Company Inc → #3; 1986-10-28 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Rogers Johnny → #3; 1986-10-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rogers Johnny → Lady Blue Coal Company Inc; 1986-10-28 to current/open; source msha-controller-operator-history