# Relationship history for MSHA mine 0405291

Current hierarchy: **Seine River Resources Inc → Canadian Reserve Inc → TRINITY MINE**

- 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:** B & H Development → TRINITY MINE; 1996-07-01 to 1998-08-27; source msha-controller-operator-history
- **controller_controls_mine:** Baker Douglas & Ed Hunter → TRINITY MINE; 1996-07-01 to 1998-08-27; source msha-controller-operator-history
- **controller_controls_operator:** Baker Douglas & Ed Hunter → B & H Development; 1996-07-01 to 1998-08-27; source msha-controller-operator-history
- **operator_operates_mine:** Canadian Reserve Inc → TRINITY MINE; 1998-08-28 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Seine River Resources Inc → TRINITY MINE; 1998-08-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Seine River Resources Inc → Canadian Reserve Inc; 1998-08-28 to current/open; source msha-controller-operator-history