# Relationship history for MSHA mine 4606962

Current hierarchy: **Ray Lindsey → Alphaine Corp → Alphaine Mine 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

- **operator_operates_mine:** Alphaine Corp → Alphaine Mine No 1; 1985-07-01 to 1987-05-19; source msha-controller-operator-history
- **controller_controls_mine:** Ray Lindsey → Alphaine Mine No 1; 1985-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ray Lindsey → Alphaine Corp; 1985-07-01 to 1987-05-19; source msha-controller-operator-history
- **operator_operates_mine:** Lum Energy Inc → Alphaine Mine No 1; 1987-05-20 to 1988-01-10; source msha-controller-operator-history
- **controller_controls_mine:** Jackson Don → Alphaine Mine No 1; 1987-05-20 to 1988-01-10; source msha-controller-operator-history
- **controller_controls_operator:** Jackson Don → Lum Energy Inc; 1987-05-20 to 1988-01-10; source msha-controller-operator-history
- **operator_operates_mine:** Alphaine Corp → Alphaine Mine No 1; 1988-01-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ray Lindsey → Alphaine Corp; 1988-01-11 to current/open; source msha-controller-operator-history