# Relationship history for MSHA mine 1519483

Current hierarchy: **Ira D  Sanders; Stewart  Vance; Malcolm R  Hensley → D S & M Resources LLC → Jenkins (Mine 204) DAML Project**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** D S & M Resources LLC → Jenkins (Mine 204) DAML Project; 2010-04-08 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Ira D  Sanders et al → Jenkins (Mine 204) DAML Project; 2010-04-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ira D  Sanders et al → D S & M Resources LLC; 2010-04-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Stewart  Vance et al → D S & M Resources LLC; 2010-04-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Malcolm R  Hensley et al → D S & M Resources LLC; 2010-04-08 to current/open; source msha-controller-operator-history