# Relationship history for MSHA mine 3300643

Current hierarchy: **Ambrosia Carmen D & Rose → Honey Creek Stone Company → THE HONEY CREEK STONE COMPANY**

- 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:** Honey Creek Stone Company → THE HONEY CREEK STONE COMPANY; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Ambrosia Carmen D & Rose Et Al → THE HONEY CREEK STONE COMPANY; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ambrosia Carmen D & Rose Et Al → Honey Creek Stone Company; 1950-01-01 to current/open; source msha-controller-operator-history