# Relationship history for MSHA mine 1516534

Current hierarchy: **Mullins Alcieberry → Aberry Coal Inc → Aberry Coal Inc #2 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:** Reading & Bates Corp → Aberry Coal Inc #2 Mine; 1981-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Golden Oak Mining Company Inc → Aberry Coal Inc #2 Mine; 1988-12-01 to 1989-07-20; source msha-controller-operator-history
- **controller_controls_operator:** Reading & Bates Corp → Golden Oak Mining Company Inc; 1988-12-01 to 1989-07-20; source msha-controller-operator-history
- **controller_controls_mine:** Mullins Alcieberry → Aberry Coal Inc #2 Mine; 1989-03-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Golden Oak Mining Company L P → Aberry Coal Inc #2 Mine; 1989-07-21 to 1989-08-20; source msha-controller-operator-history
- **controller_controls_mine:** First Capital Corp of Chicago  et al → Aberry Coal Inc #2 Mine; 1989-07-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** First Capital Corp of Chicago  et al → Golden Oak Mining Company L P; 1989-07-21 to 1989-08-20; source msha-controller-operator-history
- **controller_controls_operator:** GOM Management Inc et al → Golden Oak Mining Company L P; 1989-07-21 to 1989-08-20; source msha-controller-operator-history
- **operator_operates_mine:** Aberry Coal Inc → Aberry Coal Inc #2 Mine; 1989-08-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mullins Alcieberry → Aberry Coal Inc; 1989-08-21 to current/open; source msha-controller-operator-history