# Relationship history for MSHA mine 4604699

Current hierarchy: **Awv Finance Corp → Long Branch Energy → Long Branch Mine No 1**

- 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

- **operator_operates_mine:** S C O Coal Company → Long Branch Mine No 1; 1976-01-01 to 1980-01-29; source msha-controller-operator-history
- **controller_controls_mine:** Scholl Rex Et Al → Long Branch Mine No 1; 1976-01-01 to 1980-01-29; source msha-controller-operator-history
- **controller_controls_operator:** Scholl Rex Et Al → S C O Coal Company; 1976-01-01 to 1980-01-29; source msha-controller-operator-history
- **operator_operates_mine:** Long Branch Energy → Long Branch Mine No 1; 1980-01-30 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Awv Finance Corp Et Al → Long Branch Mine No 1; 1980-01-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Awv Finance Corp Et Al → Long Branch Energy; 1980-01-30 to current/open; source msha-controller-operator-history