# Relationship history for MSHA mine 1302472

Current hierarchy: **Joshua Corey  Kratofil → Cantera Aggregates, LLC. → Spare**

- 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:** Joshua Corey  Kratofil → Spare; 2017-10-11 to 2022-05-22; source msha-controller-operator-history
- **operator_operates_mine:** CRANE QUARRIES CORP → Spare; 2018-07-10 to 2022-05-22; source msha-controller-operator-history
- **controller_controls_mine:** Thad L  Crane et al → Spare; 2018-07-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Thad L  Crane et al → CRANE QUARRIES CORP; 2018-07-10 to 2022-05-22; source msha-controller-operator-history
- **controller_controls_operator:** Seth O  Crane et al → CRANE QUARRIES CORP; 2018-07-10 to 2022-05-22; source msha-controller-operator-history
- **controller_controls_operator:** Jody M  Crane et al → CRANE QUARRIES CORP; 2018-07-10 to 2022-05-22; source msha-controller-operator-history
- **operator_operates_mine:** Cantera Aggregates, LLC. → Spare; 2022-05-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joshua Corey  Kratofil → Cantera Aggregates, LLC.; 2022-05-23 to 2022-05-22; source msha-controller-operator-history
- **controller_controls_mine:** Justin A Kratofil et al → Spare; 2022-05-23 to 2024-06-23; source msha-controller-operator-history
- **controller_controls_operator:** Justin A Kratofil et al → Cantera Aggregates, LLC.; 2022-05-23 to 2024-06-23; source msha-controller-operator-history
- **controller_controls_operator:** Joshua C Kratofil et al → Cantera Aggregates, LLC.; 2022-05-23 to 2024-06-23; source msha-controller-operator-history
- **controller_controls_mine:** Joshua Corey  Kratofil → Spare; 2024-06-24 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joshua Corey  Kratofil → Cantera Aggregates, LLC.; 2024-06-24 to current/open; source msha-controller-operator-history