# Relationship history for MSHA mine 1002324

Current hierarchy: **Graeme  O'Neill → Bayhorse Silver Inc → Bayhorse Mill**

- 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:** Graeme  O'Neill → Bayhorse Mill; 2016-12-09 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Bayhorse Silver Inc → Bayhorse Mill; 2020-08-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Graeme  O'Neill → Bayhorse Silver Inc; 2020-08-21 to current/open; source msha-controller-operator-history