# Relationship history for MSHA mine 4703002

Current hierarchy: **Randall  Faulks → Faulks Bros. Construction → Screen 768**

- 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:** Randy  Faulks  et al → Screen 768; 1950-01-01 to 2019-08-18; source msha-controller-operator-history
- **operator_operates_mine:** Faulks Bros. Construction → Screen 768; 1993-11-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Randy  Faulks  et al → Faulks Bros. Construction; 1993-11-01 to 2019-08-18; source msha-controller-operator-history
- **controller_controls_operator:** Robert  Faulks  et al → Faulks Bros. Construction; 1993-11-01 to 2019-08-18; source msha-controller-operator-history
- **controller_controls_mine:** Randall  Faulks → Screen 768; 2019-08-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Randall  Faulks → Faulks Bros. Construction; 2019-08-19 to current/open; source msha-controller-operator-history