# Relationship history for MSHA mine 4103510

Current hierarchy: **Ramiro J  Flores; Rufino  Garza → CAPA → Tabasco Pit**

- 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:** CAPA → Tabasco Pit; 1988-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Ramiro J  Flores et al → Tabasco Pit; 1988-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ramiro J  Flores et al → CAPA; 1988-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rufino  Garza et al → CAPA; 1988-02-01 to current/open; source msha-controller-operator-history