# Relationship history for MSHA mine 5400303

Current hierarchy: **Jose  Carro → Construcciones Jose Carro S.E. → Cantera Espinosa II**

- 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:** Professional Contractors Inc → Cantera Espinosa II; 1988-02-01 to 2010-02-11; source msha-controller-operator-history
- **controller_controls_mine:** Salvador A  Jimenez → Cantera Espinosa II; 1988-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Salvador A  Jimenez → Professional Contractors Inc; 1988-02-01 to 2010-02-11; source msha-controller-operator-history
- **controller_controls_mine:** Carlos A  Gascot → Cantera Espinosa II; 1989-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jose  Carro → Cantera Espinosa II; 1994-07-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Minillas Contractor, Corp. → Cantera Espinosa II; 2010-02-12 to 2012-07-08; source msha-controller-operator-history
- **controller_controls_operator:** Carlos A  Gascot → Minillas Contractor, Corp.; 2010-02-12 to 2012-07-08; source msha-controller-operator-history
- **operator_operates_mine:** Minillas Contractor, Corp. → Cantera Espinosa II; 2012-07-09 to 2018-07-22; source msha-controller-operator-history
- **controller_controls_mine:** Raul G.  Gascot → Cantera Espinosa II; 2012-07-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Raul G.  Gascot → Minillas Contractor, Corp.; 2012-07-09 to 2018-07-22; source msha-controller-operator-history
- **operator_operates_mine:** Construcciones Jose Carro S.E. → Cantera Espinosa II; 2018-07-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jose  Carro → Construcciones Jose Carro S.E.; 2018-07-23 to current/open; source msha-controller-operator-history