# Relationship history for MSHA mine 1002329

Current hierarchy: **Paul M Sanchez-Mata; Sean Andrew  Sibert; Justin  Chase → Fault Line Mining LLC. → Dandy O**

- 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:** Fault Line Mining LLC. → Dandy O; 2021-04-12 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Justin  Chase et al → Dandy O; 2021-04-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Justin  Chase et al → Fault Line Mining LLC.; 2021-04-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Paul M Sanchez-Mata et al → Fault Line Mining LLC.; 2021-04-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Sean Andrew  Sibert et al → Fault Line Mining LLC.; 2021-04-12 to current/open; source msha-controller-operator-history