# Relationship history for MSHA mine 1517822

Current hierarchy: **Stephens Melodye & Jesse L → Kelly Branch Enterprises → Auger #1**

- 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:** Stephens Melodye & Jesse L → Auger #1; 1994-03-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Kelly Branch Enterprises → Auger #1; 1996-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Stephens Melodye & Jesse L → Kelly Branch Enterprises; 1996-08-01 to current/open; source msha-controller-operator-history