# Relationship history for MSHA mine 5400469

Current hierarchy: **Ramon M  Gonzalez → Agro Power Corp → Arenero La Alianza**

- 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:** Hot Asphalt Paving Inc → Arenero La Alianza; 2008-02-27 to 2010-02-22; source msha-controller-operator-history
- **controller_controls_mine:** Jose Luis  Torres → Arenero La Alianza; 2008-02-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jose Luis  Torres → Hot Asphalt Paving Inc; 2008-02-27 to 2010-02-22; source msha-controller-operator-history
- **operator_operates_mine:** Constructora Orama → Arenero La Alianza; 2010-02-23 to 2011-11-14; source msha-controller-operator-history
- **controller_controls_mine:** Carlos  Orama et al → Arenero La Alianza; 2010-02-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Carlos  Orama et al → Constructora Orama; 2010-02-23 to 2011-11-14; source msha-controller-operator-history
- **controller_controls_operator:** Sigfredo  Orama et al → Constructora Orama; 2010-02-23 to 2011-11-14; source msha-controller-operator-history
- **operator_operates_mine:** Agro Power Corp → Arenero La Alianza; 2011-11-15 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Ramon M  Gonzalez → Arenero La Alianza; 2011-11-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ramon M  Gonzalez → Agro Power Corp; 2011-11-15 to current/open; source msha-controller-operator-history