# Relationship history for MSHA mine 1511686

Current hierarchy: **Zieverink Joseph → Regal Energy Inc → No 1 Tipple**

- 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:** Kaneb Services Inc → No 1 Tipple; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Brown Energy Company Inc → No 1 Tipple; 1978-10-01 to 1979-10-02; source msha-controller-operator-history
- **controller_controls_mine:** Finneran Deborah L → No 1 Tipple; 1978-10-01 to 1979-10-02; source msha-controller-operator-history
- **controller_controls_operator:** Finneran Deborah L → Brown Energy Company Inc; 1978-10-01 to 1979-10-02; source msha-controller-operator-history
- **operator_operates_mine:** Warren & Jasper Inc → No 1 Tipple; 1979-10-03 to 1982-05-23; source msha-controller-operator-history
- **controller_controls_mine:** Warren William E--Clyde & Danny Jasper → No 1 Tipple; 1979-10-03 to 1982-05-23; source msha-controller-operator-history
- **controller_controls_operator:** Warren William E--Clyde & Danny Jasper → Warren & Jasper Inc; 1979-10-03 to 1982-05-23; source msha-controller-operator-history
- **operator_operates_mine:** Ikerd-Bandy Company Inc → No 1 Tipple; 1982-05-24 to 1983-03-31; source msha-controller-operator-history
- **controller_controls_operator:** Kaneb Services Inc → Ikerd-Bandy Company Inc; 1982-05-24 to 1983-03-31; source msha-controller-operator-history
- **operator_operates_mine:** Jasper & Associates Inc → No 1 Tipple; 1983-04-01 to 1984-05-09; source msha-controller-operator-history
- **controller_controls_mine:** Danny  Jasper → No 1 Tipple; 1983-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Danny  Jasper → Jasper & Associates Inc; 1983-04-01 to 1984-05-09; source msha-controller-operator-history
- **operator_operates_mine:** Regal Energy Inc → No 1 Tipple; 1984-05-10 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Zieverink Joseph → No 1 Tipple; 1984-05-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Zieverink Joseph → Regal Energy Inc; 1984-05-10 to current/open; source msha-controller-operator-history