# Relationship history for MSHA mine 3401757

Current hierarchy: **James  Brakefield → Brakefield Equipment Inc → Phoenix No 6**

- 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:** Mark  Balagna → Phoenix No 6; 1990-07-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Haskell Mining Inc → Phoenix No 6; 1991-05-01 to 1992-11-12; source msha-controller-operator-history
- **controller_controls_operator:** Mark  Balagna → Haskell Mining Inc; 1991-05-01 to 1992-11-12; source msha-controller-operator-history
- **operator_operates_mine:** Brakefield Equipment Inc → Phoenix No 6; 1992-11-13 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** James  Brakefield → Phoenix No 6; 1992-11-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James  Brakefield → Brakefield Equipment Inc; 1992-11-13 to current/open; source msha-controller-operator-history