# Relationship history for MSHA mine 1518616

Current hierarchy: **James River Coal Company → McCoy Elkhorn Coal Corp. → Mine #22**

- 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:** James River Coal Company → Mine #22; 1988-09-28 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Doug A  Reed → Mine #22; 2001-05-18 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Inspiration Resources, Inc. → Mine #22; 2003-02-26 to 2003-11-06; source msha-controller-operator-history
- **controller_controls_mine:** Jessica R  Lester et al → Mine #22; 2003-02-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jessica R  Lester et al → Inspiration Resources, Inc.; 2003-02-26 to 2003-11-06; source msha-controller-operator-history
- **operator_operates_mine:** McCoy Elkhorn Coal Corp. → Mine #22; 2003-11-07 to 2006-01-12; source msha-controller-operator-history
- **controller_controls_operator:** James River Coal Company → McCoy Elkhorn Coal Corp.; 2003-11-07 to 2006-01-12; source msha-controller-operator-history
- **operator_operates_mine:** Bluegrass Mining Co Inc → Mine #22; 2006-01-13 to 2007-01-14; source msha-controller-operator-history
- **controller_controls_operator:** Doug A  Reed → Bluegrass Mining Co Inc; 2006-01-13 to 2007-01-14; source msha-controller-operator-history
- **operator_operates_mine:** McCoy Elkhorn Coal Corp. → Mine #22; 2007-01-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James River Coal Company → McCoy Elkhorn Coal Corp.; 2007-01-15 to current/open; source msha-controller-operator-history