# Relationship history for MSHA mine 1513407

Current hierarchy: **George F  Bennett → Alliance Of Puckett Coal Company Inc → Alliance #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:** Benjamin R.  Bennett → Alliance #2; 1979-11-29 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** George F  Bennett → Alliance #2; 1981-11-02 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Rb Coal Company Inc → Alliance #2; 1982-03-01 to 1982-10-27; source msha-controller-operator-history
- **controller_controls_operator:** Benjamin R.  Bennett → Rb Coal Company Inc; 1982-03-01 to 1982-10-27; source msha-controller-operator-history
- **controller_controls_mine:** Marcum Zora → Alliance #2; 1982-08-31 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** A & T Coal Company Inc → Alliance #2; 1982-10-28 to 1983-07-11; source msha-controller-operator-history
- **controller_controls_operator:** Marcum Zora → A & T Coal Company Inc; 1982-10-28 to 1983-07-11; source msha-controller-operator-history
- **operator_operates_mine:** Alliance Of Puckett Coal Company Inc → Alliance #2; 1983-07-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** George F  Bennett → Alliance Of Puckett Coal Company Inc; 1983-07-12 to current/open; source msha-controller-operator-history