# Relationship history for MSHA mine 4406548

Current hierarchy: **Jillean L  Justice; James C  Justice lll → VIRGINIA FUEL CORPORATION → Strip & Auger**

- 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:** James A  Sigmon → Strip & Auger; 1985-07-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Sigmon Coal Company Inc → Strip & Auger; 1989-10-01 to 2012-12-31; source msha-controller-operator-history
- **controller_controls_operator:** James A  Sigmon → Sigmon Coal Company Inc; 1989-10-01 to 2012-12-31; source msha-controller-operator-history
- **controller_controls_mine:** James C  Justice II et al → Strip & Auger; 2010-07-28 to 2017-02-12; source msha-controller-operator-history
- **operator_operates_mine:** VIRGINIA FUEL CORPORATION → Strip & Auger; 2013-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James C  Justice II et al → VIRGINIA FUEL CORPORATION; 2013-01-01 to 2017-02-12; source msha-controller-operator-history
- **controller_controls_mine:** Jillean L  Justice et al → Strip & Auger; 2017-02-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jillean L  Justice et al → VIRGINIA FUEL CORPORATION; 2017-02-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James C  Justice lll et al → VIRGINIA FUEL CORPORATION; 2017-02-13 to current/open; source msha-controller-operator-history