# Relationship history for MSHA mine 4406483

Current hierarchy: **Mack  Stiltner → J J Coal Company Inc → Mine No 4**

- 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:** Wolford Michael A & Steve → Mine No 4; 1977-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Koch Industries Inc → Mine No 4; 1979-05-31 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Mack  Stiltner et al → Mine No 4; 1988-11-08 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Triple W Coal Company Inc → Mine No 4; 1988-12-01 to 1990-03-29; source msha-controller-operator-history
- **controller_controls_operator:** Wolford Michael A & Steve → Triple W Coal Company Inc; 1988-12-01 to 1990-03-29; source msha-controller-operator-history
- **operator_operates_mine:** J & L Coal Inc → Mine No 4; 1990-03-30 to 1992-06-21; source msha-controller-operator-history
- **controller_controls_mine:** Jerry W  Maggard → Mine No 4; 1990-03-30 to 1992-06-21; source msha-controller-operator-history
- **controller_controls_operator:** Jerry W  Maggard → J & L Coal Inc; 1990-03-30 to 1992-06-21; source msha-controller-operator-history
- **operator_operates_mine:** Teal Mining Inc → Mine No 4; 1992-06-22 to 1994-01-02; source msha-controller-operator-history
- **controller_controls_mine:** Griffth Michael E Ii → Mine No 4; 1992-06-22 to 1994-01-02; source msha-controller-operator-history
- **controller_controls_operator:** Griffth Michael E Ii → Teal Mining Inc; 1992-06-22 to 1994-01-02; source msha-controller-operator-history
- **operator_operates_mine:** Olive Branch Coal Corp → Mine No 4; 1994-01-03 to 1994-07-25; source msha-controller-operator-history
- **controller_controls_mine:** Simmons Billy R & Shane Et Al → Mine No 4; 1994-01-03 to 1994-07-25; source msha-controller-operator-history
- **controller_controls_operator:** Simmons Billy R & Shane Et Al → Olive Branch Coal Corp; 1994-01-03 to 1994-07-25; source msha-controller-operator-history
- **controller_controls_mine:** Adkins Tolbert Et Al → Mine No 4; 1994-03-08 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Koch Carbon Inc → Mine No 4; 1994-07-26 to 1994-11-03; source msha-controller-operator-history
- **controller_controls_operator:** Koch Industries Inc → Koch Carbon Inc; 1994-07-26 to 1994-11-03; source msha-controller-operator-history
- **operator_operates_mine:** Koch Carbon Inc → Mine No 4; 1994-11-04 to 1994-11-30; source msha-controller-operator-history
- **controller_controls_mine:** MAPCO Inc → Mine No 4; 1994-11-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** MAPCO Inc → Koch Carbon Inc; 1994-11-04 to 1994-11-30; source msha-controller-operator-history
- **operator_operates_mine:** Doncar Inc → Mine No 4; 1994-12-01 to 1995-06-06; source msha-controller-operator-history
- **controller_controls_operator:** Adkins Tolbert Et Al → Doncar Inc; 1994-12-01 to 1995-06-06; source msha-controller-operator-history
- **controller_controls_mine:** MAPCO Inc → Mine No 4; 1995-05-04 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Silver Star Mining Inc → Mine No 4; 1995-06-07 to 1995-09-17; source msha-controller-operator-history
- **controller_controls_mine:** Lester Clinton → Mine No 4; 1995-06-07 to 1995-09-17; source msha-controller-operator-history
- **controller_controls_operator:** Lester Clinton → Silver Star Mining Inc; 1995-06-07 to 1995-09-17; source msha-controller-operator-history
- **operator_operates_mine:** Raven Coal Company Inc → Mine No 4; 1995-09-18 to 1995-11-07; source msha-controller-operator-history
- **controller_controls_operator:** MAPCO Inc → Raven Coal Company Inc; 1995-09-18 to 1995-11-07; source msha-controller-operator-history
- **operator_operates_mine:** Montra Mining Inc → Mine No 4; 1995-11-08 to 1996-03-14; source msha-controller-operator-history
- **controller_controls_mine:** Roberts Lorine → Mine No 4; 1995-11-08 to 1996-03-14; source msha-controller-operator-history
- **controller_controls_operator:** Roberts Lorine → Montra Mining Inc; 1995-11-08 to 1996-03-14; source msha-controller-operator-history
- **controller_controls_mine:** Hackney Frank W → Mine No 4; 1995-12-08 to 1997-03-30; source msha-controller-operator-history
- **operator_operates_mine:** Kade Coal Company Inc → Mine No 4; 1996-03-15 to 1997-03-30; source msha-controller-operator-history
- **controller_controls_operator:** Hackney Frank W → Kade Coal Company Inc; 1996-03-15 to 1997-03-30; source msha-controller-operator-history
- **operator_operates_mine:** K & N Coal Company Inc → Mine No 4; 1997-03-31 to 1997-09-30; source msha-controller-operator-history
- **controller_controls_mine:** Hackney Mark A → Mine No 4; 1997-03-31 to 1997-11-13; source msha-controller-operator-history
- **controller_controls_operator:** Hackney Mark A → K & N Coal Company Inc; 1997-03-31 to 1997-09-30; source msha-controller-operator-history
- **operator_operates_mine:** J J Coal Company Inc → Mine No 4; 1997-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mack  Stiltner et al → J J Coal Company Inc; 1997-10-01 to current/open; source msha-controller-operator-history