# Relationship history for MSHA mine 2103926

Current hierarchy: **Lyle Butch W  Seeley → Butch Seeley Excavating → Seeley 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:** Butch Seeley Excavating → Seeley Pit; 2018-05-08 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Lyle Butch W  Seeley → Seeley Pit; 2018-05-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Lyle Butch W  Seeley → Butch Seeley Excavating; 2018-05-08 to current/open; source msha-controller-operator-history