# Relationship history for MSHA mine 4608596

Current hierarchy: **Andrew B  Jordon → Pritchard Mining Co Inc. → Fourmile Fork**

- 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:** Carl F  Frischkorn → Fourmile Fork; 1982-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Andrew B  Jordon → Fourmile Fork; 1992-06-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Battle Ridge Companies → Fourmile Fork; 1996-10-01 to 1998-08-20; source msha-controller-operator-history
- **controller_controls_operator:** Carl F  Frischkorn → Battle Ridge Companies; 1996-10-01 to 1998-08-20; source msha-controller-operator-history
- **controller_controls_mine:** Horizon Natural Resources Incorporated → Fourmile Fork; 1998-06-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** C C Coal Company → Fourmile Fork; 1998-08-21 to 2004-09-30; source msha-controller-operator-history
- **controller_controls_operator:** Horizon Natural Resources Incorporated → C C Coal Company; 1998-08-21 to 2004-09-30; source msha-controller-operator-history
- **operator_operates_mine:** LCC West Virginia LLC → Fourmile Fork; 2004-10-01 to 2005-02-21; source msha-controller-operator-history
- **controller_controls_mine:** Lexington Coal Company LLC → Fourmile Fork; 2004-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Lexington Coal Company LLC → LCC West Virginia LLC; 2004-10-01 to 2005-02-21; source msha-controller-operator-history
- **operator_operates_mine:** Pritchard Mining Co Inc. → Fourmile Fork; 2005-02-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Andrew B  Jordon → Pritchard Mining Co Inc.; 2005-02-22 to current/open; source msha-controller-operator-history