# Relationship history for MSHA mine 1515294

Current hierarchy: **Shrum Eddie → Day Star Mining Inc → 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:** Ronnie  Thacker et al → No 1; 1983-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Clark Gregory-Tom Bow & Charles Hunt → No 1; 1984-06-01 to 1992-10-28; source msha-controller-operator-history
- **operator_operates_mine:** Brushy Contracting Inc → No 1; 1985-07-01 to 1988-02-29; source msha-controller-operator-history
- **controller_controls_mine:** Brent  Coleman et al → No 1; 1985-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Brent  Coleman et al → Brushy Contracting Inc; 1985-07-01 to 1988-02-29; source msha-controller-operator-history
- **operator_operates_mine:** East Ky Jen-Dawn Mining Inc → No 1; 1988-03-01 to 1992-10-28; source msha-controller-operator-history
- **controller_controls_operator:** Clark Gregory-Tom Bow & Charles Hunt → East Ky Jen-Dawn Mining Inc; 1988-03-01 to 1992-10-28; source msha-controller-operator-history
- **operator_operates_mine:** South Fork Energies Inc → No 1; 1992-10-29 to 1994-01-02; source msha-controller-operator-history
- **controller_controls_operator:** Ronnie  Thacker et al → South Fork Energies Inc; 1992-10-29 to 1994-01-02; source msha-controller-operator-history
- **controller_controls_operator:** Freddy  Thacker et al → South Fork Energies Inc; 1992-10-29 to 1994-01-02; source msha-controller-operator-history
- **controller_controls_mine:** Earl  Lawson et al → No 1; 1993-09-07 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** High Ridge Coal Company Inc → No 1; 1994-01-03 to 1994-05-01; source msha-controller-operator-history
- **controller_controls_operator:** Earl  Lawson et al → High Ridge Coal Company Inc; 1994-01-03 to 1994-05-01; source msha-controller-operator-history
- **controller_controls_operator:** Bobby  Lawson et al → High Ridge Coal Company Inc; 1994-01-03 to 1994-05-01; source msha-controller-operator-history
- **operator_operates_mine:** Day Star Mining Inc → No 1; 1994-05-02 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Shrum Eddie → No 1; 1994-05-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Shrum Eddie → Day Star Mining Inc; 1994-05-02 to current/open; source msha-controller-operator-history