# Relationship history for MSHA mine 1601449

Current hierarchy: **Randy  Anny → ANNY'S INC → TWO BROTHERS SAND AND GRAVEL #2**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-18T09:31:49.615908+00:00

## Valid-time edges

- **controller_controls_mine:** Randy  Anny et al → TWO BROTHERS SAND AND GRAVEL #2; 2006-07-27 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** ANNY'S INC → TWO BROTHERS SAND AND GRAVEL #2; 2007-01-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Randy  Anny et al → ANNY'S INC; 2007-01-09 to current/open; source msha-controller-operator-history