# Relationship history for MSHA mine 0901231

Current hierarchy: **Rosemary S McIntire → South Fulton Sand and Supply, LLC. → South Fulton Sand and Supply, LLC.**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-18T09:31:49.615908+00:00

## Valid-time edges

- **operator_operates_mine:** South Fulton Sand and Supply, LLC. → South Fulton Sand and Supply, LLC.; 2014-08-15 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Rosemary S McIntire → South Fulton Sand and Supply, LLC.; 2014-08-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rosemary S McIntire → South Fulton Sand and Supply, LLC.; 2014-08-15 to current/open; source msha-controller-operator-history