# Relationship history for MSHA mine 0103053

Current hierarchy: **Walter Energy Incorporated → Tuscaloosa Resources Inc → Hogsick Mine**

- 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:** Stanley Steven T → Hogsick Mine; 1988-05-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Ats Inc → Hogsick Mine; 1995-07-01 to 1995-09-14; source msha-controller-operator-history
- **controller_controls_operator:** Stanley Steven T → Ats Inc; 1995-07-01 to 1995-09-14; source msha-controller-operator-history
- **operator_operates_mine:** Tuscaloosa Resources Inc → Hogsick Mine; 1995-09-15 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jerry M  Gaines → Hogsick Mine; 1995-09-15 to 2007-08-30; source msha-controller-operator-history
- **controller_controls_operator:** Jerry M  Gaines → Tuscaloosa Resources Inc; 1995-09-15 to 2007-08-30; source msha-controller-operator-history
- **controller_controls_mine:** Walter Energy Incorporated → Hogsick Mine; 2007-08-31 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Walter Energy Incorporated → Tuscaloosa Resources Inc; 2007-08-31 to current/open; source msha-controller-operator-history