# Relationship history for MSHA mine 1512428

Current hierarchy: **Douglas  Warriner → Double Branch Energy, LLC. → Prep Plant**

- 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 W  Croley → Prep Plant; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Thomas King  Evans → Prep Plant; 1976-05-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Golden Glow Coals Inc → Prep Plant; 1980-07-01 to 1982-03-31; source msha-controller-operator-history
- **controller_controls_operator:** James W  Croley → Golden Glow Coals Inc; 1980-07-01 to 1982-03-31; source msha-controller-operator-history
- **controller_controls_mine:** Larry E  Smith et al → Prep Plant; 1980-08-28 to 1987-11-12; source msha-controller-operator-history
- **operator_operates_mine:** N E R Of Kentucky Inc → Prep Plant; 1982-04-01 to 1987-11-12; source msha-controller-operator-history
- **controller_controls_operator:** Larry E  Smith et al → N E R Of Kentucky Inc; 1982-04-01 to 1987-11-12; source msha-controller-operator-history
- **controller_controls_mine:** John P  Baugues Sr → Prep Plant; 1985-04-01 to 1992-12-13; source msha-controller-operator-history
- **controller_controls_mine:** Great Western Resources Inc → Prep Plant; 1987-02-04 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Balmont Corp → Prep Plant; 1987-11-13 to 1992-12-13; source msha-controller-operator-history
- **controller_controls_operator:** John P  Baugues Sr → Balmont Corp; 1987-11-13 to 1992-12-13; source msha-controller-operator-history
- **operator_operates_mine:** Harlan Fuel Company → Prep Plant; 1992-12-14 to 1995-08-14; source msha-controller-operator-history
- **controller_controls_operator:** Great Western Resources Inc → Harlan Fuel Company; 1992-12-14 to 1995-08-14; source msha-controller-operator-history
- **operator_operates_mine:** Harlan Fuel Company → Prep Plant; 1995-08-15 to 1996-06-14; source msha-controller-operator-history
- **controller_controls_mine:** George E  Barker → Prep Plant; 1995-08-15 to 2001-07-29; source msha-controller-operator-history
- **controller_controls_operator:** George E  Barker → Harlan Fuel Company; 1995-08-15 to 1996-06-14; source msha-controller-operator-history
- **operator_operates_mine:** Harlan Fuel Company → Prep Plant; 1996-06-15 to 2001-08-31; source msha-controller-operator-history
- **controller_controls_mine:** Goddess Coal Corp LLC → Prep Plant; 1996-06-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Goddess Coal Corp LLC → Harlan Fuel Company; 1996-06-15 to 2001-08-31; source msha-controller-operator-history
- **operator_operates_mine:** Debra Lynn Coals, Inc. → Prep Plant; 2001-09-01 to 2003-01-28; source msha-controller-operator-history
- **controller_controls_operator:** Thomas King  Evans → Debra Lynn Coals, Inc.; 2001-09-01 to 2003-01-28; source msha-controller-operator-history
- **operator_operates_mine:** Sequoia Energy LLC → Prep Plant; 2003-01-29 to 2016-05-03; source msha-controller-operator-history
- **controller_controls_mine:** Stanley R  Ditty → Prep Plant; 2003-01-29 to 2007-07-19; source msha-controller-operator-history
- **controller_controls_operator:** Stanley R  Ditty → Sequoia Energy LLC; 2003-01-29 to 2007-07-19; source msha-controller-operator-history
- **controller_controls_mine:** James C  Justice II et al → Prep Plant; 2007-07-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James C  Justice II et al → Sequoia Energy LLC; 2007-07-20 to 2016-05-03; source msha-controller-operator-history
- **operator_operates_mine:** Double Branch Energy, LLC. → Prep Plant; 2016-05-04 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Douglas  Warriner → Prep Plant; 2016-05-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Douglas  Warriner → Double Branch Energy, LLC.; 2016-05-04 to current/open; source msha-controller-operator-history