# Relationship history for MSHA mine 0405655

Current hierarchy: **Mike  Lima → H Lima Co Inc. → Loop Ranch Limestone Quarry**

- 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:** Mike  Lima et al → Loop Ranch Limestone Quarry; 2001-04-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** H Lima Co Inc. → Loop Ranch Limestone Quarry; 2005-09-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mike  Lima et al → H Lima Co Inc.; 2005-09-12 to current/open; source msha-controller-operator-history