# Relationship history for MSHA mine 0102095

Current hierarchy: **Bowen Albert S → Nickel Plate Mining Company Inc → Pit No 16**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Bowen Albert S Et Al → Pit No 16; 1977-10-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Nickel Plate Mining Company Inc → Pit No 16; 1979-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Bowen Albert S Et Al → Nickel Plate Mining Company Inc; 1979-07-01 to current/open; source msha-controller-operator-history