# Relationship history for MSHA mine 4703400

Current hierarchy: **Karalee K Leatherberry → Leatherberry Acres llc → Leatherberry Pit**

- 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:** Leatherberry Enterprises → Leatherberry Pit; 2004-11-10 to 2021-10-12; source msha-controller-operator-history
- **controller_controls_mine:** Dave  Leatherberry → Leatherberry Pit; 2004-11-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dave  Leatherberry → Leatherberry Enterprises; 2004-11-10 to 2021-10-12; source msha-controller-operator-history
- **operator_operates_mine:** Leatherberry Acres llc → Leatherberry Pit; 2021-10-13 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Karalee K Leatherberry → Leatherberry Pit; 2021-10-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Karalee K Leatherberry → Leatherberry Acres llc; 2021-10-13 to current/open; source msha-controller-operator-history