# Relationship history for MSHA mine 1514131

Current hierarchy: **Ulincy J Steven → American National Resources Inc → No1**

- 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:** Seacat Coal Inc → No1; 1983-07-01 to 1984-11-15; source msha-controller-operator-history
- **controller_controls_mine:** Seacat Vaughn → No1; 1983-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Seacat Vaughn → Seacat Coal Inc; 1983-07-01 to 1984-11-15; source msha-controller-operator-history
- **operator_operates_mine:** Marc Corp → No1; 1984-11-16 to 1985-10-21; source msha-controller-operator-history
- **controller_controls_mine:** Elkins William T → No1; 1984-11-16 to 1985-10-21; source msha-controller-operator-history
- **controller_controls_operator:** Elkins William T → Marc Corp; 1984-11-16 to 1985-10-21; source msha-controller-operator-history
- **operator_operates_mine:** American National Resources Inc → No1; 1985-10-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Ulincy J Steven → No1; 1985-10-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ulincy J Steven → American National Resources Inc; 1985-10-22 to current/open; source msha-controller-operator-history