# Relationship history for MSHA mine 4407013

Current hierarchy: **Steven R  Mullins → Tri-State Leasing Corp → Rhoda Complex Surface Mine**

- 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:** Steven R  Mullins → Rhoda Complex Surface Mine; 1998-07-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Tri-State Leasing Corp → Rhoda Complex Surface Mine; 2000-11-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Steven R  Mullins → Tri-State Leasing Corp; 2000-11-01 to current/open; source msha-controller-operator-history