# Relationship history for MSHA mine 1601568

Current hierarchy: **Duane J  Perero → Cenla Minerals LLC → Forest Hill**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** CenRoc L.L.C. → Forest Hill; 2017-04-07 to 2018-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Joshua Cole  Savant et al → Forest Hill; 2017-04-07 to 2018-03-12; source msha-controller-operator-history
- **controller_controls_operator:** Joshua Cole  Savant et al → CenRoc L.L.C.; 2017-04-07 to 2018-03-12; source msha-controller-operator-history
- **controller_controls_operator:** Jonathan Kent  Colligan et al → CenRoc L.L.C.; 2017-04-07 to 2018-03-12; source msha-controller-operator-history
- **controller_controls_mine:** Jonathan Kent  Colligan → Forest Hill; 2018-03-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jonathan Kent  Colligan → CenRoc L.L.C.; 2018-03-13 to 2018-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Cenla Minerals LLC → Forest Hill; 2019-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Beau M  Perero et al → Forest Hill; 2019-01-01 to 2023-12-12; source msha-controller-operator-history
- **controller_controls_operator:** Beau M  Perero et al → Cenla Minerals LLC; 2019-01-01 to 2023-12-12; source msha-controller-operator-history
- **controller_controls_operator:** Duane J  Perero et al → Cenla Minerals LLC; 2019-01-01 to 2023-12-12; source msha-controller-operator-history
- **controller_controls_mine:** Duane J  Perero → Forest Hill; 2023-12-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Duane J  Perero → Cenla Minerals LLC; 2023-12-13 to current/open; source msha-controller-operator-history