# Relationship history for MSHA mine 1508431

Current hierarchy: **James P  Lowe → Poverty Coal Company Inc → 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

- **operator_operates_mine:** Gardner Fork Coal Company → No 1; 1975-06-12 to 1976-09-08; source msha-controller-operator-history
- **controller_controls_mine:** Clevinger Ellis → No 1; 1975-06-12 to 1976-09-08; source msha-controller-operator-history
- **controller_controls_operator:** Clevinger Ellis → Gardner Fork Coal Company; 1975-06-12 to 1976-09-08; source msha-controller-operator-history
- **operator_operates_mine:** Star Craft Coal Company → No 1; 1976-09-09 to 1980-10-01; source msha-controller-operator-history
- **controller_controls_mine:** Clevinger Dennis & Allice → No 1; 1976-09-09 to 1980-10-01; source msha-controller-operator-history
- **controller_controls_operator:** Clevinger Dennis & Allice → Star Craft Coal Company; 1976-09-09 to 1980-10-01; source msha-controller-operator-history
- **operator_operates_mine:** Greasy Coal Company → No 1; 1980-10-02 to 1980-12-16; source msha-controller-operator-history
- **controller_controls_mine:** Kiser Kaminski → No 1; 1980-10-02 to 1980-12-16; source msha-controller-operator-history
- **controller_controls_operator:** Kiser Kaminski → Greasy Coal Company; 1980-10-02 to 1980-12-16; source msha-controller-operator-history
- **operator_operates_mine:** Greasy Coal Company → No 1; 1980-12-17 to 1983-07-12; source msha-controller-operator-history
- **controller_controls_mine:** Kiser Ronnie G → No 1; 1980-12-17 to 1983-07-12; source msha-controller-operator-history
- **controller_controls_operator:** Kiser Ronnie G → Greasy Coal Company; 1980-12-17 to 1983-07-12; source msha-controller-operator-history
- **controller_controls_mine:** Marenko Clifford → No 1; 1981-04-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Samoyed Energy Company Inc → No 1; 1983-07-13 to 1986-04-09; source msha-controller-operator-history
- **controller_controls_operator:** Marenko Clifford → Samoyed Energy Company Inc; 1983-07-13 to 1986-04-09; source msha-controller-operator-history
- **operator_operates_mine:** Poverty Coal Company Inc → No 1; 1986-04-10 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** James P  Lowe → No 1; 1986-04-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James P  Lowe → Poverty Coal Company Inc; 1986-04-10 to current/open; source msha-controller-operator-history