# Relationship history for MSHA mine 0103271

Current hierarchy: **Twin Pines LLC → Evergreen Mining, LLC → Praco 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:** A J  Taft → Praco Mine; 2002-03-04 to 2006-04-25; source msha-controller-operator-history
- **operator_operates_mine:** Cherokee Mining LLC → Praco Mine; 2003-09-11 to 2011-01-27; source msha-controller-operator-history
- **controller_controls_operator:** A J  Taft → Cherokee Mining LLC; 2003-09-11 to 2006-04-25; source msha-controller-operator-history
- **controller_controls_mine:** Five J's LLC et al → Praco Mine; 2006-04-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Five J's LLC et al → Cherokee Mining LLC; 2006-04-26 to 2011-01-27; source msha-controller-operator-history
- **operator_operates_mine:** Evergreen Mining, LLC → Praco Mine; 2011-01-28 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Twin Pines LLC → Praco Mine; 2011-01-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Twin Pines LLC → Evergreen Mining, LLC; 2011-01-28 to current/open; source msha-controller-operator-history