# Relationship history for MSHA mine 4003204

Current hierarchy: **James C  Justice III → Premium Coal Company. Inc. → Mine No. 7**

- 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:** Robert  Swisher et al → Mine No. 7; 1950-01-01 to 2008-09-11; source msha-controller-operator-history
- **controller_controls_mine:** Robert L  Clear → Mine No. 7; 1987-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** National Coal Corporation → Mine No. 7; 2003-05-27 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Robert Clear Coal Corporation → Mine No. 7; 2003-05-30 to 2004-11-16; source msha-controller-operator-history
- **controller_controls_operator:** Robert L  Clear → Robert Clear Coal Corporation; 2003-05-30 to 2004-11-16; source msha-controller-operator-history
- **operator_operates_mine:** National Coal Corporation → Mine No. 7; 2004-11-17 to 2010-12-15; source msha-controller-operator-history
- **controller_controls_operator:** National Coal Corporation → National Coal Corporation; 2004-11-17 to 2010-12-15; source msha-controller-operator-history
- **controller_controls_mine:** James C  Justice II et al → Mine No. 7; 2008-09-12 to 2017-05-03; source msha-controller-operator-history
- **operator_operates_mine:** National Coal LLC → Mine No. 7; 2010-12-16 to 2010-12-27; source msha-controller-operator-history
- **controller_controls_mine:** James C  Justice II et al → Mine No. 7; 2010-12-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James C  Justice II et al → National Coal LLC; 2010-12-16 to 2010-12-27; source msha-controller-operator-history
- **operator_operates_mine:** Premium Coal Company. Inc. → Mine No. 7; 2010-12-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Robert  Swisher et al → Premium Coal Company. Inc.; 2010-12-28 to 2008-09-11; source msha-controller-operator-history
- **controller_controls_operator:** James C  Justice II et al → Premium Coal Company. Inc.; 2010-12-28 to 2017-05-03; source msha-controller-operator-history
- **controller_controls_mine:** James C  Justice lll et al → Mine No. 7; 2017-05-04 to 2022-08-23; source msha-controller-operator-history
- **controller_controls_operator:** James C  Justice lll et al → Premium Coal Company. Inc.; 2017-05-04 to 2022-08-23; source msha-controller-operator-history
- **controller_controls_operator:** Jillean L  Justice et al → Premium Coal Company. Inc.; 2017-05-04 to 2022-08-23; source msha-controller-operator-history
- **controller_controls_mine:** James C  Justice III → Mine No. 7; 2022-08-24 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James C  Justice III → Premium Coal Company. Inc.; 2022-08-24 to current/open; source msha-controller-operator-history