# Relationship history for MSHA mine 2402370

Current hierarchy: **Bonnie  Prince; John  Prince → Prince Inc → Pugmill- New C6**

- 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:** Bonnie  Prince et al → Pugmill- New C6; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Prince Inc → Pugmill- New C6; 2004-08-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Bonnie  Prince et al → Prince Inc; 2004-08-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** John  Prince et al → Prince Inc; 2004-08-19 to current/open; source msha-controller-operator-history