# Relationship history for MSHA mine 4609548

Current hierarchy: **Kenes P  Roberts → Southeastern Coal, Inc. → Auger No. 2**

- 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:** Kenes P  Roberts → Auger No. 2; 2005-06-21 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Southeastern Coal, Inc. → Auger No. 2; 2018-03-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kenes P  Roberts → Southeastern Coal, Inc.; 2018-03-12 to current/open; source msha-controller-operator-history