# Relationship history for MSHA mine 4202633

Current hierarchy: **Alta Rock Ventures, LLC → Victory Rock Texas, LLC → DA #3**

- 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

- **operator_operates_mine:** Victory Rock Products, LLC → DA #3; 2014-08-13 to 2016-03-12; source msha-controller-operator-history
- **controller_controls_mine:** Alek  Cusick et al → DA #3; 2014-08-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alek  Cusick et al → Victory Rock Products, LLC; 2014-08-13 to 2016-03-12; source msha-controller-operator-history
- **controller_controls_operator:** Dave  Knudsen et al → Victory Rock Products, LLC; 2014-08-13 to 2016-03-12; source msha-controller-operator-history
- **controller_controls_mine:** David  Knudsen et al → DA #3; 2014-12-06 to 2015-12-20; source msha-controller-operator-history
- **controller_controls_mine:** Alta Rock Ventures, LLC → DA #3; 2015-12-21 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Victory Rock Texas, LLC → DA #3; 2016-03-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** David  Knudsen et al → Victory Rock Texas, LLC; 2016-03-13 to 2015-12-20; source msha-controller-operator-history
- **controller_controls_operator:** Gravity Segregation LLC et al → Victory Rock Texas, LLC; 2016-03-13 to 2015-12-20; source msha-controller-operator-history
- **controller_controls_operator:** Alta Rock Ventures, LLC → Victory Rock Texas, LLC; 2016-03-13 to current/open; source msha-controller-operator-history