# Relationship history for MSHA mine 1510614

Current hierarchy: **Feuchtenberger Doug → Upright Mining Inc → No 2**

- 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:** Jones Edgar Et Al → No 2; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** J R M Coal Company Inc → No 2; 1977-07-01 to 1980-07-23; source msha-controller-operator-history
- **controller_controls_operator:** Jones Edgar Et Al → J R M Coal Company Inc; 1977-07-01 to 1980-07-23; source msha-controller-operator-history
- **operator_operates_mine:** B D S Coal Company Inc → No 2; 1980-07-24 to 1980-12-15; source msha-controller-operator-history
- **controller_controls_mine:** Stumbo German → No 2; 1980-07-24 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Stumbo German → B D S Coal Company Inc; 1980-07-24 to 1980-12-15; source msha-controller-operator-history
- **operator_operates_mine:** Shawna Jay Coal Company Inc → No 2; 1980-12-16 to 1981-05-03; source msha-controller-operator-history
- **controller_controls_mine:** Johnson Elmer Lee → No 2; 1980-12-16 to 1981-05-03; source msha-controller-operator-history
- **controller_controls_operator:** Johnson Elmer Lee → Shawna Jay Coal Company Inc; 1980-12-16 to 1981-05-03; source msha-controller-operator-history
- **operator_operates_mine:** Calamity Coal Company Inc → No 2; 1981-05-04 to 1983-02-13; source msha-controller-operator-history
- **controller_controls_mine:** Booth Phillip G → No 2; 1981-05-04 to 1983-02-13; source msha-controller-operator-history
- **controller_controls_operator:** Booth Phillip G → Calamity Coal Company Inc; 1981-05-04 to 1983-02-13; source msha-controller-operator-history
- **operator_operates_mine:** J & N Coal Company → No 2; 1983-02-14 to 1985-09-18; source msha-controller-operator-history
- **controller_controls_mine:** Newman Russell → No 2; 1983-02-14 to 1985-09-18; source msha-controller-operator-history
- **controller_controls_operator:** Newman Russell → J & N Coal Company; 1983-02-14 to 1985-09-18; source msha-controller-operator-history
- **controller_controls_mine:** Feuchtenberger Doug → No 2; 1985-09-09 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** J & N Coal Company → No 2; 1985-09-19 to 1986-06-16; source msha-controller-operator-history
- **controller_controls_mine:** Johnson Elmer R → No 2; 1985-09-19 to 1986-06-16; source msha-controller-operator-history
- **controller_controls_operator:** Johnson Elmer R → J & N Coal Company; 1985-09-19 to 1986-06-16; source msha-controller-operator-history
- **operator_operates_mine:** Whitney Coal Company Inc → No 2; 1986-06-17 to 1986-11-30; source msha-controller-operator-history
- **controller_controls_mine:** Johnson Ben & Darling Newsome → No 2; 1986-06-17 to 1986-11-30; source msha-controller-operator-history
- **controller_controls_operator:** Johnson Ben & Darling Newsome → Whitney Coal Company Inc; 1986-06-17 to 1986-11-30; source msha-controller-operator-history
- **operator_operates_mine:** Upright Mining Inc → No 2; 1986-12-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Feuchtenberger Doug → Upright Mining Inc; 1986-12-01 to current/open; source msha-controller-operator-history