# Relationship history for MSHA mine 4104310

Current hierarchy: **Karan Kawa Land and Cattle Co LLC; R Bryan  Gulley → Calallen Materials → CALALLEN MATERIALS LTD LLP**

- 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:** Calallen Materials → CALALLEN MATERIALS LTD LLP; 2001-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Karan Kawa Land and Cattle Co LLC  et al → CALALLEN MATERIALS LTD LLP; 2001-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Karan Kawa Land and Cattle Co LLC  et al → Calallen Materials; 2001-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** R Bryan  Gulley  et al → Calallen Materials; 2001-03-01 to current/open; source msha-controller-operator-history