# Relationship history for MSHA mine 3503799

Current hierarchy: **Edward B  Rich; Jeffrey D  Clark → Queen Resources, LLC → Malheur Queen**

- 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:** Queen Resources, LLC → Malheur Queen; 2013-07-12 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jeffrey D  Clark et al → Malheur Queen; 2013-07-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jeffrey D  Clark et al → Queen Resources, LLC; 2013-07-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Edward B  Rich et al → Queen Resources, LLC; 2013-07-12 to current/open; source msha-controller-operator-history