# Relationship history for MSHA mine 2402384

Current hierarchy: **Dennis D  Purcell; Russ W  Purcell → Rusty Bucket Inc → Rusty Bucket Inc**

- 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:** Rusty Bucket Inc → Rusty Bucket Inc; 2004-11-16 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Dennis D  Purcell et al → Rusty Bucket Inc; 2004-11-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dennis D  Purcell et al → Rusty Bucket Inc; 2004-11-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Russ W  Purcell et al → Rusty Bucket Inc; 2004-11-16 to current/open; source msha-controller-operator-history