# Relationship history for MSHA mine 4608563

Current hierarchy: **John Mitch Potter → COAL-MAC LLC → RAGLAND LOADOUT**

- 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

- **controller_controls_mine:** Ashland Inc et al → RAGLAND LOADOUT; 1989-10-19 to 1997-06-30; source msha-controller-operator-history
- **controller_controls_mine:** Eddie  Hurley → RAGLAND LOADOUT; 1991-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** New Ridge Coal Company Inc → RAGLAND LOADOUT; 1996-04-01 to 2003-01-01; source msha-controller-operator-history
- **controller_controls_operator:** Eddie  Hurley → New Ridge Coal Company Inc; 1996-04-01 to 2003-01-01; source msha-controller-operator-history
- **controller_controls_mine:** Arch Resources Inc → RAGLAND LOADOUT; 1997-07-01 to 2019-10-22; source msha-controller-operator-history
- **operator_operates_mine:** Coal-Mac LLC → RAGLAND LOADOUT; 2003-01-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ashland Inc et al → Coal-Mac LLC; 2003-01-02 to 1997-06-30; source msha-controller-operator-history
- **controller_controls_operator:** Arch Resources Inc → Coal-Mac LLC; 2003-01-02 to 2019-10-22; source msha-controller-operator-history
- **controller_controls_mine:** John Mitch Potter → RAGLAND LOADOUT; 2019-10-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** John Mitch Potter → Coal-Mac LLC; 2019-10-23 to current/open; source msha-controller-operator-history