# Relationship history for MSHA mine 1516492

Current hierarchy: **Mike  Newsome → Bubba Coal Company Inc. → #1**

- 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:** Kiser Jimmy → #1; 1974-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Larry  Cantrell → #1; 1983-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jrc Land & Equipment Company → #1; 1987-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Conroy  Coleman  et al → #1; 1987-11-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Kiser Brothers Coal Company Inc → #1; 1988-10-01 to 1990-06-21; source msha-controller-operator-history
- **controller_controls_operator:** Kiser Jimmy → Kiser Brothers Coal Company Inc; 1988-10-01 to 1990-06-21; source msha-controller-operator-history
- **operator_operates_mine:** Nats Creek Mining Company Inc → #1; 1990-06-22 to 1994-08-30; source msha-controller-operator-history
- **controller_controls_operator:** Jrc Land & Equipment Company → Nats Creek Mining Company Inc; 1990-06-22 to 1994-08-30; source msha-controller-operator-history
- **operator_operates_mine:** C & L Coal Company Inc → #1; 1994-08-31 to 1994-09-05; source msha-controller-operator-history
- **controller_controls_operator:** Conroy  Coleman  et al → C & L Coal Company Inc; 1994-08-31 to 1994-09-05; source msha-controller-operator-history
- **operator_operates_mine:** Nats Creek Mining Company Inc → #1; 1994-09-06 to 1994-10-16; source msha-controller-operator-history
- **controller_controls_operator:** Jrc Land & Equipment Company → Nats Creek Mining Company Inc; 1994-09-06 to 1994-10-16; source msha-controller-operator-history
- **operator_operates_mine:** D Coal Inc → #1; 1994-10-17 to 1994-12-14; source msha-controller-operator-history
- **controller_controls_mine:** Blackburn Darly B → #1; 1994-10-17 to 1994-12-14; source msha-controller-operator-history
- **controller_controls_operator:** Blackburn Darly B → D Coal Inc; 1994-10-17 to 1994-12-14; source msha-controller-operator-history
- **operator_operates_mine:** Cedar Grove Mining Inc → #1; 1994-12-15 to 1995-12-03; source msha-controller-operator-history
- **controller_controls_operator:** Larry  Cantrell → Cedar Grove Mining Inc; 1994-12-15 to 1995-12-03; source msha-controller-operator-history
- **operator_operates_mine:** Destine Coal Inc → #1; 1995-12-04 to 1998-05-31; source msha-controller-operator-history
- **controller_controls_mine:** Bobby  Blackburn → #1; 1995-12-04 to 1998-05-31; source msha-controller-operator-history
- **controller_controls_operator:** Bobby  Blackburn → Destine Coal Inc; 1995-12-04 to 1998-05-31; source msha-controller-operator-history
- **controller_controls_mine:** Keathley Brent → #1; 1998-01-12 to 1998-11-30; source msha-controller-operator-history
- **operator_operates_mine:** Deanco Mining Inc → #1; 1998-06-01 to 1998-08-10; source msha-controller-operator-history
- **controller_controls_operator:** Keathley Brent → Deanco Mining Inc; 1998-06-01 to 1998-08-10; source msha-controller-operator-history
- **operator_operates_mine:** K H P Mining Inc → #1; 1998-08-11 to 1999-08-01; source msha-controller-operator-history
- **controller_controls_mine:** John  Keeton et al → #1; 1998-08-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** John  Keeton et al → K H P Mining Inc; 1998-08-11 to 1999-08-01; source msha-controller-operator-history
- **controller_controls_mine:** Dana  Collins → #1; 1999-02-04 to 1999-10-19; source msha-controller-operator-history
- **controller_controls_mine:** Virgil  Isaac Jr → #1; 1999-06-16 to 2001-08-06; source msha-controller-operator-history
- **operator_operates_mine:** Sure Coal Inc → #1; 1999-08-02 to 1999-10-19; source msha-controller-operator-history
- **controller_controls_operator:** Dana  Collins → Sure Coal Inc; 1999-08-02 to 1999-10-19; source msha-controller-operator-history
- **operator_operates_mine:** Cch Coal Company Inc → #1; 1999-10-20 to 2000-01-05; source msha-controller-operator-history
- **controller_controls_mine:** Michael A  Cox → #1; 1999-10-20 to 2000-01-05; source msha-controller-operator-history
- **controller_controls_operator:** Michael A  Cox → Cch Coal Company Inc; 1999-10-20 to 2000-01-05; source msha-controller-operator-history
- **operator_operates_mine:** Big I Mining Inc → #1; 2000-01-06 to 2001-08-06; source msha-controller-operator-history
- **controller_controls_operator:** Virgil  Isaac Jr → Big I Mining Inc; 2000-01-06 to 2001-08-06; source msha-controller-operator-history
- **operator_operates_mine:** Cohiba Mining Inc → #1; 2001-08-07 to 2004-10-10; source msha-controller-operator-history
- **controller_controls_mine:** Clark D  Pergrem → #1; 2001-08-07 to 2004-08-12; source msha-controller-operator-history
- **controller_controls_operator:** Clark D  Pergrem → Cohiba Mining Inc; 2001-08-07 to 2004-08-12; source msha-controller-operator-history
- **controller_controls_mine:** Virgil  Isaac Jr → #1; 2001-11-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Virgil  Isaac Jr → Big I Mining Inc; 2001-11-08 to 2001-08-06; source msha-controller-operator-history
- **controller_controls_mine:** Dennis Creg  Yonts → #1; 2004-08-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dennis Creg  Yonts → Cohiba Mining Inc; 2004-08-13 to 2004-10-10; source msha-controller-operator-history
- **operator_operates_mine:** Bubba Coal Company Inc. → #1; 2004-10-11 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Mike  Newsome → #1; 2004-10-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mike  Newsome → Bubba Coal Company Inc.; 2004-10-11 to current/open; source msha-controller-operator-history