# Relationship history for MSHA mine 2401842

Current hierarchy: **Butte Mining Plc → New Butte Mining Inc → Alice-Rainbow**

- 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:** Montana Mining Properties Inc → Alice-Rainbow; 1987-05-01 to 1988-03-28; source msha-controller-operator-history
- **controller_controls_mine:** Reynolds Laith R → Alice-Rainbow; 1987-05-01 to 1988-03-28; source msha-controller-operator-history
- **controller_controls_operator:** Reynolds Laith R → Montana Mining Properties Inc; 1987-05-01 to 1988-03-28; source msha-controller-operator-history
- **controller_controls_mine:** Butte Mining Plc → Alice-Rainbow; 1987-10-15 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** New Butte Mining Inc → Alice-Rainbow; 1988-03-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Butte Mining Plc → New Butte Mining Inc; 1988-03-29 to current/open; source msha-controller-operator-history