# Relationship history for MSHA mine 0404942

Current hierarchy: **Lins John E-John Curiel → J R Gold Mining Company → El Star**

- 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:** J R Gold Mining Company → El Star; 1988-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Lins John E-John Curiel Et Al → El Star; 1988-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Lins John E-John Curiel Et Al → J R Gold Mining Company; 1988-05-01 to current/open; source msha-controller-operator-history