# Relationship history for MSHA mine 1519262

Current hierarchy: **Vhonda  Dotson → LA Energy, LLC → #4**

- 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:** Vhonda  Dotson → #4; 2005-05-04 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Ronald L  Gray → #4; 2005-07-11 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Three Bells LLC → #4; 2008-07-15 to 2010-05-11; source msha-controller-operator-history
- **controller_controls_operator:** Ronald L  Gray → Three Bells LLC; 2008-07-15 to 2010-05-11; source msha-controller-operator-history
- **operator_operates_mine:** LA Energy, LLC → #4; 2010-05-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Vhonda  Dotson → LA Energy, LLC; 2010-05-12 to current/open; source msha-controller-operator-history