# Relationship history for MSHA mine 4406932

Current hierarchy: **Charles D  Mullins → Commonwealth Mining Llc → No 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:** Jeffrey W  Newberry → No 1; 1997-04-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Nehemiah Coal Company Inc → No 1; 1998-11-01 to 1999-06-28; source msha-controller-operator-history
- **controller_controls_operator:** Jeffrey W  Newberry → Nehemiah Coal Company Inc; 1998-11-01 to 1999-06-28; source msha-controller-operator-history
- **operator_operates_mine:** Commonwealth Mining Llc → No 1; 1999-06-29 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Charles D  Mullins → No 1; 1999-06-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Charles D  Mullins → Commonwealth Mining Llc; 1999-06-29 to current/open; source msha-controller-operator-history