# Relationship history for MSHA mine 1510789

Current hierarchy: **SunCoke Energy Incorporated → Kanawha River Terminals LLC → Colona Synfuel**

- 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:** Tri-State Terminals Inc → Colona Synfuel; 1977-08-01 to 1982-04-25; source msha-controller-operator-history
- **controller_controls_mine:** Ashland Inc et al → Colona Synfuel; 1977-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ashland Inc et al → Tri-State Terminals Inc; 1977-08-01 to 1982-04-25; source msha-controller-operator-history
- **controller_controls_mine:** United  Company → Colona Synfuel; 1977-09-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Belfry Coal Corp → Colona Synfuel; 1982-04-26 to 1990-09-12; source msha-controller-operator-history
- **controller_controls_operator:** United  Company → Belfry Coal Corp; 1982-04-26 to 1990-09-12; source msha-controller-operator-history
- **controller_controls_mine:** Jeffery S.  Kinser → Colona Synfuel; 1988-11-28 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Florida Progress Corporation → Colona Synfuel; 1989-10-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Kentucky May Coal Company Inc → Colona Synfuel; 1990-09-13 to 1994-05-23; source msha-controller-operator-history
- **controller_controls_operator:** Florida Progress Corporation → Kentucky May Coal Company Inc; 1990-09-13 to 1994-05-23; source msha-controller-operator-history
- **operator_operates_mine:** Double C Construction Ltd → Colona Synfuel; 1994-05-24 to 1994-11-16; source msha-controller-operator-history
- **controller_controls_mine:** Bert T  Stanley → Colona Synfuel; 1994-05-24 to 1997-03-10; source msha-controller-operator-history
- **controller_controls_operator:** Bert T  Stanley → Double C Construction Ltd; 1994-05-24 to 1994-11-16; source msha-controller-operator-history
- **operator_operates_mine:** Island Fork Construction Ltd → Colona Synfuel; 1994-11-17 to 1995-03-12; source msha-controller-operator-history
- **controller_controls_mine:** Amon L  Mahon → Colona Synfuel; 1994-11-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Amon L  Mahon → Island Fork Construction Ltd; 1994-11-17 to 1995-03-12; source msha-controller-operator-history
- **operator_operates_mine:** Kentucky May Coal Company Inc → Colona Synfuel; 1995-03-13 to 1995-04-02; source msha-controller-operator-history
- **controller_controls_operator:** Florida Progress Corporation → Kentucky May Coal Company Inc; 1995-03-13 to 1995-04-02; source msha-controller-operator-history
- **operator_operates_mine:** Big Sandy Resources Inc → Colona Synfuel; 1995-04-03 to 1998-05-07; source msha-controller-operator-history
- **controller_controls_operator:** Jeffery S.  Kinser → Big Sandy Resources Inc; 1995-04-03 to 1998-05-07; source msha-controller-operator-history
- **operator_operates_mine:** Colona Synfuel Llc → Colona Synfuel; 1998-05-08 to 2000-11-29; source msha-controller-operator-history
- **controller_controls_mine:** Florida Progress Corporation → Colona Synfuel; 1998-05-08 to 2000-11-29; source msha-controller-operator-history
- **controller_controls_operator:** Florida Progress Corporation → Colona Synfuel Llc; 1998-05-08 to 2000-11-29; source msha-controller-operator-history
- **controller_controls_mine:** Progress Energy Inc → Colona Synfuel; 2000-11-30 to 2008-04-30; source msha-controller-operator-history
- **operator_operates_mine:** Colona Synfuel L L C → Colona Synfuel; 2000-11-30 to 2010-06-07; source msha-controller-operator-history
- **controller_controls_mine:** Progress Energy Inc → Colona Synfuel; 2000-11-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Progress Energy Inc → Colona Synfuel L L C; 2000-11-30 to 2010-06-07; source msha-controller-operator-history
- **controller_controls_mine:** Pegasus Capital Advisors LP et al → Colona Synfuel; 2008-05-01 to 2013-09-30; source msha-controller-operator-history
- **operator_operates_mine:** Kanawha River Terminals LLC → Colona Synfuel; 2010-06-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Pegasus Capital Advisors LP et al → Kanawha River Terminals LLC; 2010-06-08 to 2013-09-30; source msha-controller-operator-history
- **controller_controls_operator:** Traxys North America LLC et al → Kanawha River Terminals LLC; 2010-06-08 to 2013-09-30; source msha-controller-operator-history
- **controller_controls_operator:** Progress Energy Inc → Kanawha River Terminals LLC; 2010-06-08 to 2008-04-30; source msha-controller-operator-history
- **controller_controls_mine:** SunCoke Energy Incorporated → Colona Synfuel; 2013-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** SunCoke Energy Incorporated → Kanawha River Terminals LLC; 2013-10-01 to current/open; source msha-controller-operator-history