# Relationship history for MSHA mine 4403725

Current hierarchy: **Stiltner William & Roger E Daniels → E & G Coal Company → No 1 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Stiltner Noah → No 1 Mine; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** R & N Coal Company → No 1 Mine; 1974-01-01 to 1975-12-04; source msha-controller-operator-history
- **controller_controls_operator:** Stiltner Noah → R & N Coal Company; 1974-01-01 to 1975-12-04; source msha-controller-operator-history
- **operator_operates_mine:** E & G Coal Company → No 1 Mine; 1975-12-05 to 1976-05-26; source msha-controller-operator-history
- **controller_controls_mine:** Silcox Eddie → No 1 Mine; 1975-12-05 to 1976-05-26; source msha-controller-operator-history
- **controller_controls_operator:** Silcox Eddie → E & G Coal Company; 1975-12-05 to 1976-05-26; source msha-controller-operator-history
- **operator_operates_mine:** E & G Coal Company → No 1 Mine; 1976-05-27 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Stiltner William & Roger E Daniels → No 1 Mine; 1976-05-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Stiltner William & Roger E Daniels → E & G Coal Company; 1976-05-27 to current/open; source msha-controller-operator-history