# Relationship history for MSHA mine 3101870

Current hierarchy: **Dale E  Rose → Carl Rose & Sons Inc → Johnson-Call Pit**

- 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:** Dale  Rose et al → Johnson-Call Pit; 1950-01-01 to 2018-10-23; source msha-controller-operator-history
- **operator_operates_mine:** Carl Rose & Sons Inc → Johnson-Call Pit; 1979-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dale  Rose et al → Carl Rose & Sons Inc; 1979-01-01 to 2018-10-23; source msha-controller-operator-history
- **controller_controls_operator:** Dean  Rose et al → Carl Rose & Sons Inc; 1979-01-01 to 2018-10-23; source msha-controller-operator-history
- **controller_controls_mine:** Dale E  Rose → Johnson-Call Pit; 2018-10-24 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dale E  Rose → Carl Rose & Sons Inc; 2018-10-24 to current/open; source msha-controller-operator-history