# Relationship history for MSHA mine 4608591

Current hierarchy: **Goff Scott A → Trinity Management Corp → 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** Parsley Enterprises Inc → No 1; 1996-10-01 to 1997-03-10; source msha-controller-operator-history
- **controller_controls_mine:** Lewis Justin → No 1; 1996-10-01 to 1997-03-10; source msha-controller-operator-history
- **controller_controls_operator:** Lewis Justin → Parsley Enterprises Inc; 1996-10-01 to 1997-03-10; source msha-controller-operator-history
- **operator_operates_mine:** Trinity Management Corp → No 1; 1997-03-11 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Goff Scott A → No 1; 1997-03-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Goff Scott A → Trinity Management Corp; 1997-03-11 to current/open; source msha-controller-operator-history