# Relationship history for MSHA mine 4401486

Current hierarchy: **Cecil T  Brinager → Calico Coal Inc → Meridian #2**

- 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:** Jewell Ridge Coal Corp → Meridian #2; 1950-01-01 to 1988-08-02; source msha-controller-operator-history
- **controller_controls_mine:** Pittston Company → Meridian #2; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Pittston Company → Jewell Ridge Coal Corp; 1950-01-01 to 1988-08-02; source msha-controller-operator-history
- **controller_controls_mine:** Jessie  Meadows → Meridian #2; 1988-03-14 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Double A Mining Inc → Meridian #2; 1988-08-03 to 1989-07-20; source msha-controller-operator-history
- **controller_controls_mine:** Ashby James M Et Al → Meridian #2; 1988-08-03 to 1989-07-20; source msha-controller-operator-history
- **controller_controls_operator:** Ashby James M Et Al → Double A Mining Inc; 1988-08-03 to 1989-07-20; source msha-controller-operator-history
- **controller_controls_mine:** Ernest E  Varney et al → Meridian #2; 1989-05-01 to 2012-06-18; source msha-controller-operator-history
- **operator_operates_mine:** Lucky J Coal Company Inc → Meridian #2; 1989-07-21 to 2003-10-13; source msha-controller-operator-history
- **controller_controls_operator:** Jessie  Meadows → Lucky J Coal Company Inc; 1989-07-21 to 2003-10-13; source msha-controller-operator-history
- **operator_operates_mine:** Calico Coal Inc → Meridian #2; 2003-10-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ernest E  Varney et al → Calico Coal Inc; 2003-10-14 to 2012-06-18; source msha-controller-operator-history
- **controller_controls_mine:** Estate of Ernest E Varney → Meridian #2; 2012-06-19 to 2014-04-14; source msha-controller-operator-history
- **controller_controls_operator:** Estate of Ernest E Varney → Calico Coal Inc; 2012-06-19 to 2014-04-14; source msha-controller-operator-history
- **controller_controls_mine:** Cecil T  Brinager → Meridian #2; 2014-04-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Cecil T  Brinager → Calico Coal Inc; 2014-04-15 to current/open; source msha-controller-operator-history