# Relationship history for MSHA mine 3901470

Current hierarchy: **Jason E  Miller → J.E.M. Landscaping → Flickertail 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:** J.E.M. Landscaping → Flickertail Pit; 2002-03-11 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jason E  Miller → Flickertail Pit; 2002-03-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jason E  Miller → J.E.M. Landscaping; 2002-03-11 to current/open; source msha-controller-operator-history