# Relationship history for MSHA mine 2402054

Current hierarchy: **Fausett Lovon → Fausett Mine Services → Diamond Hill Project**

- 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:** Fausett Lovon → Diamond Hill Project; 1983-07-26 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Fausett Mine Services → Diamond Hill Project; 1994-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Fausett Lovon → Fausett Mine Services; 1994-06-01 to current/open; source msha-controller-operator-history