# Relationship history for MSHA mine 1002082

Current hierarchy: **James  Smalley → Jasco Crushing → JASCO**

- 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:** Jasco → JASCO; 2005-10-29 to 2013-11-14; source msha-controller-operator-history
- **controller_controls_mine:** James  Smalley → JASCO; 2005-10-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James  Smalley → Jasco; 2005-10-29 to 2013-11-14; source msha-controller-operator-history
- **operator_operates_mine:** Jasco Crushing → JASCO; 2013-11-15 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** James  Smalley → JASCO; 2013-11-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James  Smalley → Jasco Crushing; 2013-11-15 to current/open; source msha-controller-operator-history