# Relationship history for MSHA mine 1517228

Current hierarchy: **Clyde D  Fields → Black Star Energy, Inc → #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

- **controller_controls_mine:** Larry  Cantrell → #2; 1983-03-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Cedar Grove Mining Inc → #2; 1992-05-01 to 1992-08-16; source msha-controller-operator-history
- **controller_controls_operator:** Larry  Cantrell → Cedar Grove Mining Inc; 1992-05-01 to 1992-08-16; source msha-controller-operator-history
- **operator_operates_mine:** Able Mining Corp → #2; 1992-08-17 to 1993-08-23; source msha-controller-operator-history
- **controller_controls_mine:** Kidd Greg → #2; 1992-08-17 to 1993-08-23; source msha-controller-operator-history
- **controller_controls_operator:** Kidd Greg → Able Mining Corp; 1992-08-17 to 1993-08-23; source msha-controller-operator-history
- **operator_operates_mine:** Able Mining Corp → #2; 1993-08-24 to 1994-06-23; source msha-controller-operator-history
- **controller_controls_mine:** Crum James Iii → #2; 1993-08-24 to 1994-06-23; source msha-controller-operator-history
- **controller_controls_operator:** Crum James Iii → Able Mining Corp; 1993-08-24 to 1994-06-23; source msha-controller-operator-history
- **operator_operates_mine:** Thunder Ridge Mining Inc → #2; 1994-06-24 to 2001-03-17; source msha-controller-operator-history
- **controller_controls_mine:** Jody  Samons → #2; 1994-06-24 to 2001-03-17; source msha-controller-operator-history
- **controller_controls_operator:** Jody  Samons → Thunder Ridge Mining Inc; 1994-06-24 to 2001-03-17; source msha-controller-operator-history
- **controller_controls_mine:** Carson  Thacker → #2; 1999-08-02 to 2001-07-19; source msha-controller-operator-history
- **operator_operates_mine:** Tristan Coal Company Inc → #2; 2001-03-18 to 2001-07-19; source msha-controller-operator-history
- **controller_controls_operator:** Carson  Thacker → Tristan Coal Company Inc; 2001-03-18 to 2001-07-19; source msha-controller-operator-history
- **operator_operates_mine:** N D O Coal Company Inc → #2; 2001-07-20 to 2003-02-19; source msha-controller-operator-history
- **controller_controls_mine:** Danny D Mead → #2; 2001-07-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Danny D Mead → N D O Coal Company Inc; 2001-07-20 to 2003-02-19; source msha-controller-operator-history
- **operator_operates_mine:** MRI Mining Incorporated → #2; 2003-02-20 to 2009-08-12; source msha-controller-operator-history
- **controller_controls_mine:** Minerva Ruth  Mead → #2; 2003-02-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Minerva Ruth  Mead → MRI Mining Incorporated; 2003-02-20 to 2009-08-12; source msha-controller-operator-history
- **controller_controls_mine:** Douglas K  Tackett et al → #2; 2008-05-23 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** New Birth Mining LLC → #2; 2009-08-13 to 2010-07-18; source msha-controller-operator-history
- **controller_controls_operator:** Douglas K  Tackett et al → New Birth Mining LLC; 2009-08-13 to 2010-07-18; source msha-controller-operator-history
- **controller_controls_operator:** Mark E  Daugherty et al → New Birth Mining LLC; 2009-08-13 to 2010-07-18; source msha-controller-operator-history
- **controller_controls_mine:** Clyde D  Fields → #2; 2010-02-23 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Black Star Energy, Inc → #2; 2010-07-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Clyde D  Fields → Black Star Energy, Inc; 2010-07-19 to current/open; source msha-controller-operator-history