# Relationship history for MSHA mine 4608755

Current hierarchy: **Terry L  Matney → War Eagle Energy, Inc. → No. 3**

- 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:** Terry L  Matney → No. 3; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** David  Cline → No. 3; 1995-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** American Metals & Coal International Inc → No. 3; 1996-04-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** P M I Coal Company Inc → No. 3; 1999-01-01 to 2000-02-23; source msha-controller-operator-history
- **controller_controls_operator:** Terry L  Matney → P M I Coal Company Inc; 1999-01-01 to 2000-02-23; source msha-controller-operator-history
- **operator_operates_mine:** Rock N Roll Coal Company Inc → No. 3; 2000-02-24 to 2000-05-15; source msha-controller-operator-history
- **controller_controls_operator:** David  Cline → Rock N Roll Coal Company Inc; 2000-02-24 to 2000-05-15; source msha-controller-operator-history
- **operator_operates_mine:** Alpine Development Company → No. 3; 2000-05-16 to 2000-09-14; source msha-controller-operator-history
- **controller_controls_operator:** American Metals & Coal International Inc → Alpine Development Company; 2000-05-16 to 2000-09-14; source msha-controller-operator-history
- **operator_operates_mine:** Rock Branch Inc → No. 3; 2000-09-15 to 2001-12-04; source msha-controller-operator-history
- **controller_controls_mine:** Herbert D  Roberts → No. 3; 2000-09-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Herbert D  Roberts → Rock Branch Inc; 2000-09-15 to 2001-12-04; source msha-controller-operator-history
- **controller_controls_mine:** Terry L  Matney → No. 3; 2001-09-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Lo-Vein Coal, Inc. → No. 3; 2001-12-05 to 2002-06-16; source msha-controller-operator-history
- **controller_controls_mine:** Denver L  Stevens → No. 3; 2001-12-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Denver L  Stevens → Lo-Vein Coal, Inc.; 2001-12-05 to 2002-06-16; source msha-controller-operator-history
- **operator_operates_mine:** War Eagle Energy, Inc. → No. 3; 2002-06-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Terry L  Matney → War Eagle Energy, Inc.; 2002-06-17 to current/open; source msha-controller-operator-history