# Relationship history for MSHA mine 1512454

Current hierarchy: **GOM Management Inc; First Capital Corp of Chicago → Golden Oak Mining Company L P → Black Oak #9**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Preece John H → Black Oak #9; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Harry  LaViers Jr → Black Oak #9; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** A K P Coal Company Inc → Black Oak #9; 1980-08-01 to 1987-02-23; source msha-controller-operator-history
- **controller_controls_operator:** Preece John H → A K P Coal Company Inc; 1980-08-01 to 1987-02-23; source msha-controller-operator-history
- **operator_operates_mine:** South-East Coal Company Inc → Black Oak #9; 1987-02-24 to 1991-02-26; source msha-controller-operator-history
- **controller_controls_operator:** Harry  LaViers Jr → South-East Coal Company Inc; 1987-02-24 to 1991-02-26; source msha-controller-operator-history
- **controller_controls_mine:** GOM Management Inc et al → Black Oak #9; 1989-07-21 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Golden Oak Mining Company L P → Black Oak #9; 1991-02-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** GOM Management Inc et al → Golden Oak Mining Company L P; 1991-02-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** First Capital Corp of Chicago  et al → Golden Oak Mining Company L P; 1991-02-27 to current/open; source msha-controller-operator-history