# Relationship history for MSHA mine 3607999

Current hierarchy: **Terrance C  Shallenberger → Fayette Coal & Coke Inc → Bute Refuse Pile**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Carbon Fuel Resources Inc → Bute Refuse Pile; 1988-03-01 to 1997-09-30; source msha-controller-operator-history
- **controller_controls_mine:** Inter-Power USA Inc → Bute Refuse Pile; 1988-03-01 to 1997-09-30; source msha-controller-operator-history
- **controller_controls_operator:** Inter-Power USA Inc → Carbon Fuel Resources Inc; 1988-03-01 to 1997-09-30; source msha-controller-operator-history
- **operator_operates_mine:** Carbon Fuel Resources Inc → Bute Refuse Pile; 1997-10-01 to 2004-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Theodore  Yowonske → Bute Refuse Pile; 1997-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Theodore  Yowonske → Carbon Fuel Resources Inc; 1997-10-01 to 2004-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Fayette Coal & Coke LLC → Bute Refuse Pile; 2005-01-01 to 2007-02-12; source msha-controller-operator-history
- **controller_controls_mine:** Terrance C  Shallenberger → Bute Refuse Pile; 2005-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Terrance C  Shallenberger → Fayette Coal & Coke LLC; 2005-01-01 to 2007-02-12; source msha-controller-operator-history
- **operator_operates_mine:** Fayette Coal & Coke Inc → Bute Refuse Pile; 2007-02-13 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Terrance C  Shallenberger → Bute Refuse Pile; 2007-02-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Terrance C  Shallenberger → Fayette Coal & Coke Inc; 2007-02-13 to current/open; source msha-controller-operator-history