# Relationship history for MSHA mine 1512946

Current hierarchy: **Parker Elwood → Renegade Mining Inc → No1**

- 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:** Renegade Mining Inc → No1; 1981-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Parker Elwood Et Al → No1; 1981-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Parker Elwood Et Al → Renegade Mining Inc; 1981-06-01 to current/open; source msha-controller-operator-history