# Relationship history for MSHA mine 4404614

Current hierarchy: **Joe Douglas  Kilgore → Midnight Processing Inc → #1 Tipple**

- 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

- **operator_operates_mine:** Black Raven Coal Company Inc → #1 Tipple; 1976-12-01 to 1979-11-28; source msha-controller-operator-history
- **controller_controls_mine:** Meadows Del → #1 Tipple; 1976-12-01 to 1979-11-28; source msha-controller-operator-history
- **controller_controls_operator:** Meadows Del → Black Raven Coal Company Inc; 1976-12-01 to 1979-11-28; source msha-controller-operator-history
- **operator_operates_mine:** Banner Coal Company Inc → #1 Tipple; 1979-11-29 to 1982-01-25; source msha-controller-operator-history
- **controller_controls_mine:** Kilgore Ann Fleming → #1 Tipple; 1979-11-29 to 1988-08-31; source msha-controller-operator-history
- **controller_controls_operator:** Kilgore Ann Fleming → Banner Coal Company Inc; 1979-11-29 to 1982-01-25; source msha-controller-operator-history
- **operator_operates_mine:** H & R Coal Processing Company → #1 Tipple; 1982-01-26 to 1985-02-26; source msha-controller-operator-history
- **controller_controls_mine:** Hornsby Edward Et Al → #1 Tipple; 1982-01-26 to 1985-02-26; source msha-controller-operator-history
- **controller_controls_operator:** Hornsby Edward Et Al → H & R Coal Processing Company; 1982-01-26 to 1985-02-26; source msha-controller-operator-history
- **operator_operates_mine:** Banner Coal Company Inc → #1 Tipple; 1985-02-27 to 1988-08-31; source msha-controller-operator-history
- **controller_controls_operator:** Kilgore Ann Fleming → Banner Coal Company Inc; 1985-02-27 to 1988-08-31; source msha-controller-operator-history
- **operator_operates_mine:** Mar-Trac Coal Sales Inc → #1 Tipple; 1988-09-01 to 1989-05-23; source msha-controller-operator-history
- **controller_controls_mine:** Baker Marvin J → #1 Tipple; 1988-09-01 to 1989-05-23; source msha-controller-operator-history
- **controller_controls_operator:** Baker Marvin J → Mar-Trac Coal Sales Inc; 1988-09-01 to 1989-05-23; source msha-controller-operator-history
- **operator_operates_mine:** Midnight Processing Inc → #1 Tipple; 1989-05-24 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Joe Douglas  Kilgore → #1 Tipple; 1989-05-24 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joe Douglas  Kilgore → Midnight Processing Inc; 1989-05-24 to current/open; source msha-controller-operator-history