# Relationship history for MSHA mine 1601376

Current hierarchy: **Randy  Anny → Anny's Inc → 2 Brothers Sand and Gravel**

- 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:** Albert  Pierre → 2 Brothers Sand and Gravel; 1985-12-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Southeast Aggregates Inc → 2 Brothers Sand and Gravel; 2001-03-01 to 2003-04-30; source msha-controller-operator-history
- **controller_controls_operator:** Albert  Pierre → Southeast Aggregates Inc; 2001-03-01 to 2003-04-30; source msha-controller-operator-history
- **operator_operates_mine:** Williams Aggregates → 2 Brothers Sand and Gravel; 2003-05-01 to 2006-07-26; source msha-controller-operator-history
- **controller_controls_mine:** John B  Williams Sr → 2 Brothers Sand and Gravel; 2003-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** John B  Williams Sr → Williams Aggregates; 2003-05-01 to 2006-07-26; source msha-controller-operator-history
- **operator_operates_mine:** Anny's Inc → 2 Brothers Sand and Gravel; 2006-07-27 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Randy  Anny et al → 2 Brothers Sand and Gravel; 2006-07-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Randy  Anny et al → Anny's Inc; 2006-07-27 to current/open; source msha-controller-operator-history