# Relationship history for MSHA mine 0203009

Current hierarchy: **Marshall D  Orr; Anciel A  Griffith → THE GEORGE ANN GROUP → The George Ann**

- 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:** THE GEORGE ANN GROUP → The George Ann; 2003-01-13 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Anciel A  Griffith  et al → The George Ann; 2003-01-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Anciel A  Griffith  et al → THE GEORGE ANN GROUP; 2003-01-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Marshall D  Orr  et al → THE GEORGE ANN GROUP; 2003-01-13 to current/open; source msha-controller-operator-history