# Relationship history for MSHA mine 4607063

Current hierarchy: **Long Branch Energy Corporation → Long Branch Energy → Long Branch Energy Mine No 10**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Awv Finance Corp Et Al → Long Branch Energy Mine No 10; 1980-01-30 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Lanta Coal Corp-A T Mining Corp Et Al → Long Branch Energy Mine No 10; 1983-12-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Atlanta Mining → Long Branch Energy Mine No 10; 1986-01-01 to 1988-08-31; source msha-controller-operator-history
- **controller_controls_operator:** Lanta Coal Corp-A T Mining Corp Et Al → Atlanta Mining; 1986-01-01 to 1988-08-31; source msha-controller-operator-history
- **operator_operates_mine:** Long Branch Energy → Long Branch Energy Mine No 10; 1988-09-01 to 1989-02-28; source msha-controller-operator-history
- **controller_controls_operator:** Awv Finance Corp Et Al → Long Branch Energy; 1988-09-01 to 1989-02-28; source msha-controller-operator-history
- **operator_operates_mine:** Long Branch Energy → Long Branch Energy Mine No 10; 1989-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Long Branch Energy Corporation → Long Branch Energy Mine No 10; 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