# Relationship history for MSHA mine 0202869

Current hierarchy: **Arthur Harold  Farthing → Arthur Harold Farthing → AURTHUR HAROLD FARTHING**

- 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:** Arthur Harold Farthing → AURTHUR HAROLD FARTHING; 2000-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Arthur Harold  Farthing → AURTHUR HAROLD FARTHING; 2000-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Arthur Harold  Farthing → Arthur Harold Farthing; 2000-03-01 to current/open; source msha-controller-operator-history