# Relationship history for MSHA mine 1516462

Current hierarchy: **Larry  Daniel; Jimmy  Daniel → Daniel Bros Coal Company Inc → No 1 Auger**

- 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:** Larry  Daniel et al → No 1 Auger; 1976-10-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Daniel Bros Coal Company Inc → No 1 Auger; 1988-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Larry  Daniel et al → Daniel Bros Coal Company Inc; 1988-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jimmy  Daniel et al → Daniel Bros Coal Company Inc; 1988-08-01 to current/open; source msha-controller-operator-history