# Relationship history for MSHA mine 1515015

Current hierarchy: **Starns Raymond → Fossil Fuel 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:** Bailey Toby & Teddy Et Al → #2; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Vandagriff Glen Doil → #2; 1984-05-07 to 1987-05-09; source msha-controller-operator-history
- **controller_controls_mine:** Poteet J W & Daniel Pennington → #2; 1984-07-26 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** J & D Coal Company → #2; 1984-12-01 to 1986-06-09; source msha-controller-operator-history
- **controller_controls_operator:** Poteet J W & Daniel Pennington → J & D Coal Company; 1984-12-01 to 1986-06-09; source msha-controller-operator-history
- **operator_operates_mine:** K & G Coal Company Inc → #2; 1986-06-10 to 1987-05-09; source msha-controller-operator-history
- **controller_controls_operator:** Vandagriff Glen Doil → K & G Coal Company Inc; 1986-06-10 to 1987-05-09; source msha-controller-operator-history
- **operator_operates_mine:** D & B Coal Company Inc → #2; 1987-05-10 to 1988-04-06; source msha-controller-operator-history
- **controller_controls_mine:** Napier Burley Jr Et Al → #2; 1987-05-10 to 1988-04-06; source msha-controller-operator-history
- **controller_controls_operator:** Napier Burley Jr Et Al → D & B Coal Company Inc; 1987-05-10 to 1988-04-06; source msha-controller-operator-history
- **operator_operates_mine:** N-R Coal Company → #2; 1988-04-07 to 1988-08-03; source msha-controller-operator-history
- **controller_controls_mine:** Roberts Noah & Don Moses → #2; 1988-04-07 to 1988-08-03; source msha-controller-operator-history
- **controller_controls_operator:** Roberts Noah & Don Moses → N-R Coal Company; 1988-04-07 to 1988-08-03; source msha-controller-operator-history
- **operator_operates_mine:** Charity B Limited Inc → #2; 1988-08-04 to 1988-11-29; source msha-controller-operator-history
- **controller_controls_mine:** Cochran Lloyd Et Al → #2; 1988-08-04 to 1989-09-17; source msha-controller-operator-history
- **controller_controls_operator:** Cochran Lloyd Et Al → Charity B Limited Inc; 1988-08-04 to 1988-11-29; source msha-controller-operator-history
- **operator_operates_mine:** Fossil Fuel Inc → #2; 1988-11-30 to 1991-03-17; source msha-controller-operator-history
- **controller_controls_operator:** Bailey Toby & Teddy Et Al → Fossil Fuel Inc; 1988-11-30 to 1991-03-17; source msha-controller-operator-history
- **operator_operates_mine:** Fossil Fuel Inc → #2; 1991-03-18 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Starns Raymond → #2; 1991-03-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Starns Raymond → Fossil Fuel Inc; 1991-03-18 to current/open; source msha-controller-operator-history