# Relationship history for MSHA mine 4105248

Current hierarchy: **Adam Development Properties LP → Bella Vista Rock Source → Bella Vista Rock Source**

- 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:** Bella Vista Rock Source → Bella Vista Rock Source; 2017-04-18 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Adam Development Properties LP et al → Bella Vista Rock Source; 2017-04-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Adam Development Properties LP et al → Bella Vista Rock Source; 2017-04-18 to current/open; source msha-controller-operator-history