# Relationship history for MSHA mine 2700222

Current hierarchy: **Charles  Benevento → Benevento Aggregates LLC → LOUDON QUARRY**

- 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:** Fillmore Industries Inc → LOUDON QUARRY; 1979-01-01 to 2019-10-31; source msha-controller-operator-history
- **controller_controls_mine:** Gregory S  Fillmore → LOUDON QUARRY; 1979-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gregory S  Fillmore → Fillmore Industries Inc; 1979-01-01 to 2019-10-31; source msha-controller-operator-history
- **operator_operates_mine:** Benevento Aggregates LLC → LOUDON QUARRY; 2019-11-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Charles  Benevento → LOUDON QUARRY; 2019-11-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Charles  Benevento → Benevento Aggregates LLC; 2019-11-01 to current/open; source msha-controller-operator-history