# Relationship history for MSHA mine 3402168

Current hierarchy: **James  Brakefield → Brakefield Equipment, Inc. → Brakefield #1**

- 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:** James  Brakefield → Brakefield #1; 1992-11-13 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Brakefield Equipment, Inc. → Brakefield #1; 2017-09-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James  Brakefield → Brakefield Equipment, Inc.; 2017-09-05 to current/open; source msha-controller-operator-history