# Relationship history for MSHA mine 5400311

Current hierarchy: **Carlos Ortiz  Brunet → Empresas Ortiz Brunet Inc → Santa Rosa de Lima**

- 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:** Jose  Terrasa → Santa Rosa de Lima; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Carlos Ortiz  Brunet → Santa Rosa de Lima; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Terrassa Aggregates Inc → Santa Rosa de Lima; 1988-12-01 to 2005-01-06; source msha-controller-operator-history
- **controller_controls_operator:** Jose  Terrasa → Terrassa Aggregates Inc; 1988-12-01 to 2005-01-06; source msha-controller-operator-history
- **operator_operates_mine:** Cantera Carmelo Inc → Santa Rosa de Lima; 2005-01-07 to 2009-06-07; source msha-controller-operator-history
- **controller_controls_mine:** Melba  Figueroa et al → Santa Rosa de Lima; 2005-01-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Melba  Figueroa et al → Cantera Carmelo Inc; 2005-01-07 to 2009-06-07; source msha-controller-operator-history
- **controller_controls_operator:** Edgar  Figueroa et al → Cantera Carmelo Inc; 2005-01-07 to 2009-06-07; source msha-controller-operator-history
- **operator_operates_mine:** Cantera Carmelo Inc → Santa Rosa de Lima; 2009-06-08 to 2014-09-08; source msha-controller-operator-history
- **controller_controls_mine:** Edgar  Figueroa et al → Santa Rosa de Lima; 2009-06-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Edgar  Figueroa et al → Cantera Carmelo Inc; 2009-06-08 to 2014-09-08; source msha-controller-operator-history
- **controller_controls_operator:** Melba  Figueroa et al → Cantera Carmelo Inc; 2009-06-08 to 2014-09-08; source msha-controller-operator-history
- **operator_operates_mine:** Empresas Ortiz Brunet Inc → Santa Rosa de Lima; 2014-09-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Carlos Ortiz  Brunet → Empresas Ortiz Brunet Inc; 2014-09-09 to current/open; source msha-controller-operator-history