# Relationship history for MSHA mine 4605395

Current hierarchy: **Gouge Wint James Jr & Lonnie Woods → Big Foot Coal Inc → Big Foot Coal Inc 4-B Mine**

- 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

- **operator_operates_mine:** S S Joe Burford Inc → Big Foot Coal Inc 4-B Mine; 1976-12-01 to 1978-10-31; source msha-controller-operator-history
- **controller_controls_mine:** Valley Industries Inc → Big Foot Coal Inc 4-B Mine; 1976-12-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Valley Industries Inc → S S Joe Burford Inc; 1976-12-01 to 1978-10-31; source msha-controller-operator-history
- **operator_operates_mine:** Pocahontas Second Limited Partnership → Big Foot Coal Inc 4-B Mine; 1978-11-01 to 1980-03-25; source msha-controller-operator-history
- **controller_controls_mine:** Slaughter John I Et Al → Big Foot Coal Inc 4-B Mine; 1978-11-01 to 1982-02-11; source msha-controller-operator-history
- **controller_controls_operator:** Slaughter John I Et Al → Pocahontas Second Limited Partnership; 1978-11-01 to 1980-03-25; source msha-controller-operator-history
- **operator_operates_mine:** Cabell Coal Company → Big Foot Coal Inc 4-B Mine; 1980-03-26 to 1980-05-21; source msha-controller-operator-history
- **controller_controls_mine:** Cabell Coal Company → Big Foot Coal Inc 4-B Mine; 1980-03-26 to 1980-05-21; source msha-controller-operator-history
- **controller_controls_operator:** Cabell Coal Company → Cabell Coal Company; 1980-03-26 to 1980-05-21; source msha-controller-operator-history
- **operator_operates_mine:** B & H Coal Company → Big Foot Coal Inc 4-B Mine; 1980-05-22 to 1980-10-13; source msha-controller-operator-history
- **controller_controls_mine:** Gibson Bill → Big Foot Coal Inc 4-B Mine; 1980-05-22 to 1980-10-13; source msha-controller-operator-history
- **controller_controls_operator:** Gibson Bill → B & H Coal Company; 1980-05-22 to 1980-10-13; source msha-controller-operator-history
- **operator_operates_mine:** Karen Coal Corp → Big Foot Coal Inc 4-B Mine; 1980-10-14 to 1982-05-18; source msha-controller-operator-history
- **controller_controls_mine:** Cornett Richard L → Big Foot Coal Inc 4-B Mine; 1980-10-14 to 1982-05-18; source msha-controller-operator-history
- **controller_controls_operator:** Cornett Richard L → Karen Coal Corp; 1980-10-14 to 1982-05-18; source msha-controller-operator-history
- **operator_operates_mine:** Wilco Mining Inc → Big Foot Coal Inc 4-B Mine; 1982-05-19 to 1982-12-13; source msha-controller-operator-history
- **controller_controls_mine:** Romie J  Bailey → Big Foot Coal Inc 4-B Mine; 1982-05-19 to 1982-12-13; source msha-controller-operator-history
- **controller_controls_operator:** Romie J  Bailey → Wilco Mining Inc; 1982-05-19 to 1982-12-13; source msha-controller-operator-history
- **operator_operates_mine:** Big Foot Coal Inc → Big Foot Coal Inc 4-B Mine; 1982-12-14 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Gouge Wint James Jr & Lonnie Woods → Big Foot Coal Inc 4-B Mine; 1982-12-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gouge Wint James Jr & Lonnie Woods → Big Foot Coal Inc; 1982-12-14 to current/open; source msha-controller-operator-history