# Relationship history for MSHA mine 4609544

Current hierarchy: **Diana  Barnette → Holy Smoke Coal, LLC → P610**

- 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:** Barnette Family Dynasty Trust → P610; 2014-11-01 to 2016-09-30; source msha-controller-operator-history
- **controller_controls_mine:** Diana  Barnette → P610; 2016-10-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Holy Smoke Coal, LLC → P610; 2017-10-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Barnette Family Dynasty Trust → Holy Smoke Coal, LLC; 2017-10-10 to 2016-09-30; source msha-controller-operator-history
- **controller_controls_operator:** Diana  Barnette → Holy Smoke Coal, LLC; 2017-10-10 to current/open; source msha-controller-operator-history