# Relationship history for MSHA mine 4607065

Current hierarchy: **Chris  Cline → Jupiter Coal Company Inc → No 1 Surface**

- 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:** Lockhart John W → No 1 Surface; 1983-06-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Middle Fork Corp → No 1 Surface; 1986-08-01 to 1987-08-26; source msha-controller-operator-history
- **controller_controls_operator:** Lockhart John W → Middle Fork Corp; 1986-08-01 to 1987-08-26; source msha-controller-operator-history
- **operator_operates_mine:** Pure Fuels Energy Inc → No 1 Surface; 1987-08-27 to 1988-09-11; source msha-controller-operator-history
- **controller_controls_mine:** Cantrell Burl Jr → No 1 Surface; 1987-08-27 to 1988-09-11; source msha-controller-operator-history
- **controller_controls_operator:** Cantrell Burl Jr → Pure Fuels Energy Inc; 1987-08-27 to 1988-09-11; source msha-controller-operator-history
- **controller_controls_mine:** Dillion Jimmy → No 1 Surface; 1988-09-06 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Dillman Coal Corp → No 1 Surface; 1988-09-12 to 1997-07-10; source msha-controller-operator-history
- **controller_controls_operator:** Dillion Jimmy → Dillman Coal Corp; 1988-09-12 to 1997-07-10; source msha-controller-operator-history
- **controller_controls_mine:** Chris  Cline → No 1 Surface; 1997-07-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Jupiter Coal Company Inc → No 1 Surface; 1997-07-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Chris  Cline → Jupiter Coal Company Inc; 1997-07-11 to current/open; source msha-controller-operator-history