# Relationship history for MSHA mine 1514483

Current hierarchy: **Jenkins Lowell-Hubert Alford → Blue Gel Coal Company → 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:** Sowders Charles → No 1; 1983-03-15 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Cee Jay Inc → No 1; 1984-03-01 to 1986-12-04; source msha-controller-operator-history
- **controller_controls_operator:** Sowders Charles → Cee Jay Inc; 1984-03-01 to 1986-12-04; source msha-controller-operator-history
- **operator_operates_mine:** Brush Creek Coal Company → No 1; 1986-12-05 to 1989-08-21; source msha-controller-operator-history
- **controller_controls_mine:** Jones Jesse-Lowell Jenkins Et Al → No 1; 1986-12-05 to 1989-08-21; source msha-controller-operator-history
- **controller_controls_operator:** Jones Jesse-Lowell Jenkins Et Al → Brush Creek Coal Company; 1986-12-05 to 1989-08-21; source msha-controller-operator-history
- **operator_operates_mine:** Blue Gel Coal Company → No 1; 1989-08-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jenkins Lowell-Hubert Alford Et Al → No 1; 1989-08-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jenkins Lowell-Hubert Alford Et Al → Blue Gel Coal Company; 1989-08-22 to current/open; source msha-controller-operator-history