# Relationship history for MSHA mine 1601424

Current hierarchy: **Donald W  Wood Jr; Pearce F  Wood → Wood Resources LLC → Hahnville 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

- **controller_controls_mine:** Donald W  Wood Jr et al → Hahnville Pit; 1996-06-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Wood Resources LLC → Hahnville Pit; 2005-04-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Donald W  Wood Jr et al → Wood Resources LLC; 2005-04-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Pearce F  Wood et al → Wood Resources LLC; 2005-04-11 to current/open; source msha-controller-operator-history