# Relationship history for MSHA mine 4406380

Current hierarchy: **Elkins Charles C → Raco Energy Inc → Mine No 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

- **operator_operates_mine:** R F Construction Company → Mine No 3; 1987-06-01 to 1988-06-13; source msha-controller-operator-history
- **controller_controls_mine:** Fleming Rhonda → Mine No 3; 1987-06-01 to 1988-06-13; source msha-controller-operator-history
- **controller_controls_operator:** Fleming Rhonda → R F Construction Company; 1987-06-01 to 1988-06-13; source msha-controller-operator-history
- **operator_operates_mine:** Raco Energy Inc → Mine No 3; 1988-06-14 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Elkins Charles C Et Al → Mine No 3; 1988-06-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Elkins Charles C Et Al → Raco Energy Inc; 1988-06-14 to current/open; source msha-controller-operator-history