# Relationship history for MSHA mine 1701064

Current hierarchy: **Brian  Jordan; Adam  Jordan → Elliott Jordan & Son → Astec GT205 screen**

- 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:** Elliott Jordan & Son → Astec GT205 screen; 2022-04-20 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Adam  Jordan et al → Astec GT205 screen; 2022-04-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Adam  Jordan et al → Elliott Jordan & Son; 2022-04-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Brian  Jordan et al → Elliott Jordan & Son; 2022-04-20 to current/open; source msha-controller-operator-history