# Relationship history for MSHA mine 4001995

Current hierarchy: **Lowe James Danny → Old Energy Inc → Westal 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: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Lueking Donovan F → Westal Tipple; 1974-11-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Tenna-Tech → Westal Tipple; 1975-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Tenna-Tech → Westal Tipple; 1976-01-01 to 1977-12-15; source msha-controller-operator-history
- **controller_controls_operator:** Tenna-Tech → Tenna-Tech; 1976-01-01 to 1977-12-15; source msha-controller-operator-history
- **controller_controls_mine:** Page Danny → Westal Tipple; 1977-11-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Hi Tenn Inc → Westal Tipple; 1977-12-16 to 1978-11-30; source msha-controller-operator-history
- **controller_controls_operator:** Lueking Donovan F → Hi Tenn Inc; 1977-12-16 to 1978-11-30; source msha-controller-operator-history
- **operator_operates_mine:** Page Coal Company → Westal Tipple; 1978-12-01 to 1981-04-22; source msha-controller-operator-history
- **controller_controls_operator:** Page Danny → Page Coal Company; 1978-12-01 to 1981-04-22; source msha-controller-operator-history
- **controller_controls_mine:** Lowe James E → Westal Tipple; 1980-02-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Coal Energy Inc → Westal Tipple; 1981-04-23 to 1985-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Lowe James E → Coal Energy Inc; 1981-04-23 to 1985-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Sewanee Associates Inc → Westal Tipple; 1986-01-01 to 1986-05-05; source msha-controller-operator-history
- **controller_controls_mine:** Killam Adrian K → Westal Tipple; 1986-01-01 to 1986-06-01; source msha-controller-operator-history
- **controller_controls_operator:** Killam Adrian K → Sewanee Associates Inc; 1986-01-01 to 1986-05-05; source msha-controller-operator-history
- **operator_operates_mine:** Old Energy Inc → Westal Tipple; 1986-05-06 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Lowe James Danny → Westal Tipple; 1986-05-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Lowe James Danny → Old Energy Inc; 1986-05-06 to current/open; source msha-controller-operator-history