# Relationship history for MSHA mine 4609109

Current hierarchy: **Charles E  Hogue → Coalex Inc. → Loss-Riggs Surface Mine S-2003-05**

- 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

- **controller_controls_mine:** Steven  Southern → Loss-Riggs Surface Mine S-2003-05; 2003-03-31 to 2003-10-28; source msha-controller-operator-history
- **controller_controls_mine:** Charles E  Hogue → Loss-Riggs Surface Mine S-2003-05; 2003-10-29 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Coalex Inc. → Loss-Riggs Surface Mine S-2003-05; 2005-07-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Steven  Southern → Coalex Inc.; 2005-07-22 to 2003-10-28; source msha-controller-operator-history
- **controller_controls_operator:** Charles E  Hogue → Coalex Inc.; 2005-07-22 to current/open; source msha-controller-operator-history