# Relationship history for MSHA mine 0202534

Current hierarchy: **Jack  Mullins → Catalina Rock & Sand Inc → CATALINA ROCK & SAND INC**

- 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:** Cothren'S Catalina Rock Inc → CATALINA ROCK & SAND INC; 1990-10-01 to 1992-02-26; source msha-controller-operator-history
- **controller_controls_mine:** Daymond  Cothren → CATALINA ROCK & SAND INC; 1990-10-01 to 1992-02-26; source msha-controller-operator-history
- **controller_controls_operator:** Daymond  Cothren → Cothren'S Catalina Rock Inc; 1990-10-01 to 1992-02-26; source msha-controller-operator-history
- **operator_operates_mine:** Catalina Rock & Sand Inc → CATALINA ROCK & SAND INC; 1992-02-27 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jack  Mullins → CATALINA ROCK & SAND INC; 1992-02-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jack  Mullins → Catalina Rock & Sand Inc; 1992-02-27 to current/open; source msha-controller-operator-history