# Relationship history for MSHA mine 4406348

Current hierarchy: **Hugh M  Caperton → Top Gun Coal Company Inc → #3 Mine**

- 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:** Liberty Mining Company Inc → #3 Mine; 1986-11-01 to 1990-06-18; source msha-controller-operator-history
- **controller_controls_mine:** Yates Palmer Et Al → #3 Mine; 1986-11-01 to 1990-06-18; source msha-controller-operator-history
- **controller_controls_operator:** Yates Palmer Et Al → Liberty Mining Company Inc; 1986-11-01 to 1990-06-18; source msha-controller-operator-history
- **controller_controls_mine:** Herstel  Ratliff et al → #3 Mine; 1987-10-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Top Gun Coal Company Inc → #3 Mine; 1990-06-19 to 1993-11-03; source msha-controller-operator-history
- **controller_controls_operator:** Herstel  Ratliff et al → Top Gun Coal Company Inc; 1990-06-19 to 1993-11-03; source msha-controller-operator-history
- **controller_controls_operator:** Milford  Compton et al → Top Gun Coal Company Inc; 1990-06-19 to 1993-11-03; source msha-controller-operator-history
- **operator_operates_mine:** Top Gun Coal Company Inc → #3 Mine; 1993-11-04 to 1995-02-16; source msha-controller-operator-history
- **controller_controls_mine:** Lyons Larry → #3 Mine; 1993-11-04 to 1995-02-16; source msha-controller-operator-history
- **controller_controls_operator:** Lyons Larry → Top Gun Coal Company Inc; 1993-11-04 to 1995-02-16; source msha-controller-operator-history
- **operator_operates_mine:** Top Gun Coal Company Inc → #3 Mine; 1995-02-17 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Hugh M  Caperton → #3 Mine; 1995-02-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Hugh M  Caperton → Top Gun Coal Company Inc; 1995-02-17 to current/open; source msha-controller-operator-history