# Relationship history for MSHA mine 4105727

Current hierarchy: **Jesus M  Pompa → Aggregate Pit of Texas Inc → El Rio Farm Pit**

- 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:** Aggregate Pit of Texas Inc → El Rio Farm Pit; 2024-01-08 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jesus M Pompa et al → El Rio Farm Pit; 2024-01-08 to 2024-12-19; source msha-controller-operator-history
- **controller_controls_operator:** Jesus M Pompa et al → Aggregate Pit of Texas Inc; 2024-01-08 to 2024-12-19; source msha-controller-operator-history
- **controller_controls_operator:** Eric  McGuire et al → Aggregate Pit of Texas Inc; 2024-01-08 to 2024-12-19; source msha-controller-operator-history
- **controller_controls_operator:** Juan P Pompa et al → Aggregate Pit of Texas Inc; 2024-01-08 to 2024-12-19; source msha-controller-operator-history
- **controller_controls_mine:** Jesus M  Pompa → El Rio Farm Pit; 2024-12-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jesus M  Pompa → Aggregate Pit of Texas Inc; 2024-12-20 to current/open; source msha-controller-operator-history