# Relationship history for MSHA mine 1515872

Current hierarchy: **France Charles W → Southern Light Coal Company → Mine No 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:** Jarboe James D → Mine No 1; 1985-07-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Tenn Ky Blue Gem Inc → Mine No 1; 1987-01-01 to 1988-01-05; source msha-controller-operator-history
- **controller_controls_operator:** Jarboe James D → Tenn Ky Blue Gem Inc; 1987-01-01 to 1988-01-05; source msha-controller-operator-history
- **operator_operates_mine:** Fido Coal Company → Mine No 1; 1988-01-06 to 1989-03-14; source msha-controller-operator-history
- **controller_controls_mine:** Elswick Clyde → Mine No 1; 1988-01-06 to 1989-03-14; source msha-controller-operator-history
- **controller_controls_operator:** Elswick Clyde → Fido Coal Company; 1988-01-06 to 1989-03-14; source msha-controller-operator-history
- **operator_operates_mine:** C & S Mining → Mine No 1; 1989-03-15 to 1989-09-27; source msha-controller-operator-history
- **controller_controls_mine:** Carpenter Danny Ray-Roger Et Al → Mine No 1; 1989-03-15 to 1989-09-27; source msha-controller-operator-history
- **controller_controls_operator:** Carpenter Danny Ray-Roger Et Al → C & S Mining; 1989-03-15 to 1989-09-27; source msha-controller-operator-history
- **controller_controls_mine:** Eddie  Hurley → Mine No 1; 1989-09-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Eddie  Hurley → C & S Mining; 1989-09-01 to 1989-09-27; source msha-controller-operator-history
- **operator_operates_mine:** Southern Light Coal Company → Mine No 1; 1989-09-28 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** France Charles W Et Al → Mine No 1; 1989-09-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** France Charles W Et Al → Southern Light Coal Company; 1989-09-28 to current/open; source msha-controller-operator-history