# Relationship history for MSHA mine 3200652

Current hierarchy: **PWP LLC; Joe  Murphy; Cherie  Harms → Leonardite Products, LLC → Leonardite Products Mine&Mill Operation**

- 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:** GeoResources Inc → Leonardite Products Mine&Mill Operation; 1980-11-01 to 2008-01-08; source msha-controller-operator-history
- **controller_controls_mine:** Frank  Lodzinski → Leonardite Products Mine&Mill Operation; 1980-11-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Frank  Lodzinski → GeoResources Inc; 1980-11-01 to 2008-01-08; source msha-controller-operator-history
- **operator_operates_mine:** Leonardite Products, LLC → Leonardite Products Mine&Mill Operation; 2008-01-09 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Rod P  Smith et al → Leonardite Products Mine&Mill Operation; 2008-01-09 to 2012-06-10; source msha-controller-operator-history
- **controller_controls_operator:** Rod P  Smith et al → Leonardite Products, LLC; 2008-01-09 to 2012-06-10; source msha-controller-operator-history
- **controller_controls_mine:** Mary  Mahar et al → Leonardite Products Mine&Mill Operation; 2012-06-11 to 2023-03-14; source msha-controller-operator-history
- **controller_controls_operator:** Mary  Mahar et al → Leonardite Products, LLC; 2012-06-11 to 2023-03-14; source msha-controller-operator-history
- **controller_controls_operator:** Cherie  Harms et al → Leonardite Products, LLC; 2012-06-11 to 2023-03-14; source msha-controller-operator-history
- **controller_controls_mine:** Cherie  Harms et al → Leonardite Products Mine&Mill Operation; 2023-03-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Cherie  Harms et al → Leonardite Products, LLC; 2023-03-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joe  Murphy et al → Leonardite Products, LLC; 2023-03-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** PWP LLC et al → Leonardite Products, LLC; 2023-03-15 to current/open; source msha-controller-operator-history