# Relationship history for MSHA mine 4606829

Current hierarchy: **Pappas Keith → Mon Valley Mining Company Inc → Rosedale Tipple**

- 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:** Middle States Resources Inc → Rosedale Tipple; 1984-08-01 to 1987-04-27; source msha-controller-operator-history
- **controller_controls_mine:** Turner J Preston → Rosedale Tipple; 1984-08-01 to 1988-10-03; source msha-controller-operator-history
- **controller_controls_operator:** Turner J Preston → Middle States Resources Inc; 1984-08-01 to 1987-04-27; source msha-controller-operator-history
- **operator_operates_mine:** Mon Valley Mining Company Inc → Rosedale Tipple; 1987-04-28 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Pappas Keith → Rosedale Tipple; 1987-04-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Pappas Keith → Mon Valley Mining Company Inc; 1987-04-28 to current/open; source msha-controller-operator-history