# Relationship history for MSHA mine 4002707

Current hierarchy: **Rogers Group Inc → Rogers Group Inc → Fayetteville 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

- **controller_controls_mine:** Rogers Group Inc → Fayetteville Quarry; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Fayetteville Rock Company → Fayetteville Quarry; 1981-04-01 to 1989-04-10; source msha-controller-operator-history
- **controller_controls_mine:** Grady M  Reavis → Fayetteville Quarry; 1981-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Grady M  Reavis → Fayetteville Rock Company; 1981-04-01 to 1989-04-10; source msha-controller-operator-history
- **operator_operates_mine:** Lincoln Rock Products Inc → Fayetteville Quarry; 1989-04-11 to 1999-06-30; source msha-controller-operator-history
- **controller_controls_mine:** Gene  Groce et al → Fayetteville Quarry; 1989-04-11 to 1999-06-30; source msha-controller-operator-history
- **controller_controls_operator:** Gene  Groce et al → Lincoln Rock Products Inc; 1989-04-11 to 1999-06-30; source msha-controller-operator-history
- **operator_operates_mine:** Rogers Group Inc → Fayetteville Quarry; 1999-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rogers Group Inc → Rogers Group Inc; 1999-07-01 to current/open; source msha-controller-operator-history