# Relationship history for MSHA mine 4105781

Current hierarchy: **Erik  Orocio; Victor Manuel Cisneros Jimenez → MI Solution Stone → MI Solution Stone**

- 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:** MI Solution Stone → MI Solution Stone; 2024-12-18 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Erik  Orocio et al → MI Solution Stone; 2024-12-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Erik  Orocio et al → MI Solution Stone; 2024-12-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Victor Manuel Cisneros Jimenez et al → MI Solution Stone; 2024-12-18 to current/open; source msha-controller-operator-history