# Relationship history for MSHA mine 4202438

Current hierarchy: **Jacob G.  Smart; James L.  Smart → JACO, L.L.C. → New Farm 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:** Dale M. Rasmussen Inc → New Farm Pit; 2006-12-20 to 2023-10-05; source msha-controller-operator-history
- **controller_controls_mine:** Dale M  Rasmussen → New Farm Pit; 2006-12-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dale M  Rasmussen → Dale M. Rasmussen Inc; 2006-12-20 to 2023-10-05; source msha-controller-operator-history
- **operator_operates_mine:** JACO, L.L.C. → New Farm Pit; 2023-10-06 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jacob G.  Smart → New Farm Pit; 2023-10-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jacob G.  Smart → JACO, L.L.C.; 2023-10-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James L.  Smart → JACO, L.L.C.; 2023-10-06 to current/open; source msha-controller-operator-history