# Relationship history for MSHA mine 4703868

Current hierarchy: **Edward G  Tordeur → Ed Tordeur → Bay Settlement**

- 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:** Ed Tordeur → Bay Settlement; 2020-05-05 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Edward G  Tordeur → Bay Settlement; 2020-05-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Edward G  Tordeur → Ed Tordeur; 2020-05-05 to current/open; source msha-controller-operator-history