# Relationship history for MSHA mine 1514079

Current hierarchy: **Little Leonard & Cecil Maggard → Little & Maggard Coal Company → No 1**

- 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:** Caudill Forrester & Narce Et Al → No 1; 1980-09-01 to 1984-07-19; source msha-controller-operator-history
- **operator_operates_mine:** Caudill Brothers Coal Company Inc → No 1; 1983-06-01 to 1984-02-22; source msha-controller-operator-history
- **controller_controls_operator:** Caudill Forrester & Narce Et Al → Caudill Brothers Coal Company Inc; 1983-06-01 to 1984-02-22; source msha-controller-operator-history
- **operator_operates_mine:** M & J Coal Company → No 1; 1984-02-23 to 1984-06-24; source msha-controller-operator-history
- **controller_controls_mine:** Banks George Jr → No 1; 1984-02-23 to 1984-06-24; source msha-controller-operator-history
- **controller_controls_operator:** Banks George Jr → M & J Coal Company; 1984-02-23 to 1984-06-24; source msha-controller-operator-history
- **operator_operates_mine:** Little & Maggard Coal Company → No 1; 1984-06-25 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Little Leonard & Cecil Maggard → No 1; 1984-06-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Little Leonard & Cecil Maggard → Little & Maggard Coal Company; 1984-06-25 to current/open; source msha-controller-operator-history