# Relationship history for MSHA mine 4403103

Current hierarchy: **Short Freddie F--Rufus L Mullins → Bean Gap Coal Company → No 12 Strip**

- 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

- **operator_operates_mine:** Glady Fork Coal Company → No 12 Strip; 1950-01-01 to 1979-02-28; source msha-controller-operator-history
- **controller_controls_mine:** Dotson Dexter → No 12 Strip; 1950-01-01 to 1979-02-28; source msha-controller-operator-history
- **controller_controls_operator:** Dotson Dexter → Glady Fork Coal Company; 1950-01-01 to 1979-02-28; source msha-controller-operator-history
- **operator_operates_mine:** Bean Gap Coal Company → No 12 Strip; 1979-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Short Freddie F--Rufus L Mullins Et Al → No 12 Strip; 1979-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Short Freddie F--Rufus L Mullins Et Al → Bean Gap Coal Company; 1979-03-01 to current/open; source msha-controller-operator-history