# Relationship history for MSHA mine 1601390

Current hierarchy: **Theo D  Beach → Beach Co LLC → Beach Co LLC**

- 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:** Charles  Haynes → Beach Co LLC; 2001-04-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Bulk Resources LLC → Beach Co LLC; 2001-09-01 to 2003-11-05; source msha-controller-operator-history
- **controller_controls_operator:** Charles  Haynes → Bulk Resources LLC; 2001-09-01 to 2003-11-05; source msha-controller-operator-history
- **operator_operates_mine:** Beach Co LLC → Beach Co LLC; 2003-11-06 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Theo D  Beach → Beach Co LLC; 2003-11-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Theo D  Beach → Beach Co LLC; 2003-11-06 to current/open; source msha-controller-operator-history