# Relationship history for MSHA mine 2302136

Current hierarchy: **Anthony J Konya → Ly Low Trucking LLC dba Jenkins Limestone Quarry → Jenkins Limestone 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

- **operator_operates_mine:** Jenkins Quarry LLC → Jenkins Quarry; 1996-04-01 to 2023-06-30; source msha-controller-operator-history
- **controller_controls_mine:** Corles R  Stehlik → Jenkins Quarry; 1996-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Corles R  Stehlik → Jenkins Quarry LLC; 1996-04-01 to 2023-06-30; source msha-controller-operator-history
- **operator_operates_mine:** Missouri Materials LLC → Jenkins Quarry; 2023-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Anthony J Konya → Jenkins Quarry; 2023-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Anthony J Konya → Missouri Materials LLC; 2023-07-01 to current/open; source msha-controller-operator-history