# Relationship history for MSHA mine 1510577

Current hierarchy: **Botner Mike-Junior Cole & Wayne Peters → Jellico Coal Corp → No 1 Surface**

- 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

- **operator_operates_mine:** Jellico Coal Corp → No 1 Surface; 1977-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Botner Mike-Junior Cole & Wayne Peters → No 1 Surface; 1977-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Botner Mike-Junior Cole & Wayne Peters → Jellico Coal Corp; 1977-07-01 to current/open; source msha-controller-operator-history