# Relationship history for MSHA mine 0404590

Current hierarchy: **Silver Sun Resources Corp → Lucky Boy Resources LLC → Cherry Hill 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

- **operator_operates_mine:** Cherry Hill Mines → Cherry Hill Mine; 1982-05-01 to 2004-03-31; source msha-controller-operator-history
- **controller_controls_mine:** Akers Ross → Cherry Hill Mine; 1982-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Akers Ross → Cherry Hill Mines; 1982-05-01 to 2004-03-31; source msha-controller-operator-history
- **operator_operates_mine:** Cherry Hill Mining Co. → Cherry Hill Mine; 2004-04-01 to 2011-07-10; source msha-controller-operator-history
- **controller_controls_mine:** Richard Francies  Lyon  et al → Cherry Hill Mine; 2004-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Richard Francies  Lyon  et al → Cherry Hill Mining Co.; 2004-04-01 to 2011-07-10; source msha-controller-operator-history
- **controller_controls_operator:** Brenda Rae  Thomas  et al → Cherry Hill Mining Co.; 2004-04-01 to 2011-07-10; source msha-controller-operator-history
- **controller_controls_mine:** Silver Sun Resources Corp → Cherry Hill Mine; 2011-06-16 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Lucky Boy Resources LLC → Cherry Hill Mine; 2011-07-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Silver Sun Resources Corp → Lucky Boy Resources LLC; 2011-07-11 to current/open; source msha-controller-operator-history