# Relationship history for MSHA mine 4801772

Current hierarchy: **Larry D  Anderson → L. D. Anderson, Inc. → Bear Creek Good**

- 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:** L. D. Anderson, Inc. → Bear Creek Good; 2013-08-20 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Larry D  Anderson → Bear Creek Good; 2013-08-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Larry D  Anderson → L. D. Anderson, Inc.; 2013-08-20 to current/open; source msha-controller-operator-history