# Relationship history for MSHA mine 0103391

Current hierarchy: **Piney Woods Resources, Inc → Tacoa Minerals, LLC. → Thompson #2 Mine**

- 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:** Daryn M  Bookout et al → Thompson #2 Mine; 2005-09-15 to 2011-09-07; source msha-controller-operator-history
- **operator_operates_mine:** Tacoa Minerals, LLC. → Thompson #2 Mine; 2008-07-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Daryn M  Bookout et al → Tacoa Minerals, LLC.; 2008-07-12 to 2011-09-07; source msha-controller-operator-history
- **controller_controls_operator:** Jerry C  Whitt et al → Tacoa Minerals, LLC.; 2008-07-12 to 2011-09-07; source msha-controller-operator-history
- **controller_controls_mine:** Piney Woods Resources, Inc → Thompson #2 Mine; 2011-09-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Piney Woods Resources, Inc → Tacoa Minerals, LLC.; 2011-09-08 to current/open; source msha-controller-operator-history