# Relationship history for MSHA mine 1519639

Current hierarchy: **Donald  Halldin; James  Cosmides → Anbenda Mining LLC → Anbenda Auger #1**

- 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

- **controller_controls_mine:** James N  Cosmides et al → Anbenda Auger #1; 2010-09-16 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** JayMax Coal Resources LLC → Anbenda Auger #1; 2011-11-16 to 2014-07-22; source msha-controller-operator-history
- **controller_controls_operator:** James N  Cosmides et al → JayMax Coal Resources LLC; 2011-11-16 to 2014-07-22; source msha-controller-operator-history
- **controller_controls_operator:** Kevin A  Marshburn et al → JayMax Coal Resources LLC; 2011-11-16 to 2014-07-22; source msha-controller-operator-history
- **operator_operates_mine:** Anbenda Mining LLC → Anbenda Auger #1; 2014-07-23 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** James  Cosmides et al → Anbenda Auger #1; 2014-07-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James  Cosmides et al → Anbenda Mining LLC; 2014-07-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Donald  Halldin et al → Anbenda Mining LLC; 2014-07-23 to current/open; source msha-controller-operator-history