# Relationship history for MSHA mine 2402464

Current hierarchy: **Dennis M  Wagar → Murphy's Excavating Inc. → M.E. 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** Joe Wagar → M.E. Inc.; 2006-09-18 to 2010-06-08; source msha-controller-operator-history
- **controller_controls_mine:** Joe  Wagar → M.E. Inc.; 2006-09-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joe  Wagar → Joe Wagar; 2006-09-18 to 2010-06-08; source msha-controller-operator-history
- **operator_operates_mine:** Murphy's Excavating Inc. → M.E. Inc.; 2010-06-09 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Dennis M  Wagar → M.E. Inc.; 2010-06-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dennis M  Wagar → Murphy's Excavating Inc.; 2010-06-09 to current/open; source msha-controller-operator-history