# Relationship history for MSHA mine 4607220

Current hierarchy: **Long Branch Energy Corporation → Long Branch Energy → Hager Loadout**

- 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:** American-West Virginia Partners → Hager Loadout; 1986-10-01 to 1989-02-28; source msha-controller-operator-history
- **controller_controls_mine:** Awv Finance Corp Et Al → Hager Loadout; 1986-10-01 to 1989-02-28; source msha-controller-operator-history
- **controller_controls_operator:** Awv Finance Corp Et Al → American-West Virginia Partners; 1986-10-01 to 1989-02-28; source msha-controller-operator-history
- **operator_operates_mine:** Long Branch Energy → Hager Loadout; 1989-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Long Branch Energy Corporation → Hager Loadout; 1989-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Long Branch Energy Corporation → Long Branch Energy; 1989-03-01 to current/open; source msha-controller-operator-history