# Relationship history for MSHA mine 1202347

Current hierarchy: **Brad J  Poynter; Mike  Stigler → American Limestone LLC → Stinesville Facility**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** American Limestone LLC → Stinesville Facility; 2003-06-30 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Brad J  Poynter et al → Stinesville Facility; 2003-06-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Brad J  Poynter et al → American Limestone LLC; 2003-06-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mike  Stigler et al → American Limestone LLC; 2003-06-30 to current/open; source msha-controller-operator-history