# Relationship history for MSHA mine 3200781

Current hierarchy: **Anthony  Lorenz; Joshua  Lorenz → Mikkelsen Aggregate LLC → White Pit Wash Plant**

- 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:** Mikkelsen Aggregate LLP → White Pit Wash Plant; 2000-08-01 to 2015-01-29; source msha-controller-operator-history
- **controller_controls_mine:** Monte  Mikkelsen et al → White Pit Wash Plant; 2000-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Monte  Mikkelsen et al → Mikkelsen Aggregate LLP; 2000-08-01 to 2015-01-29; source msha-controller-operator-history
- **controller_controls_operator:** Randy  Mikkelsen et al → Mikkelsen Aggregate LLP; 2000-08-01 to 2015-01-29; source msha-controller-operator-history
- **operator_operates_mine:** Mikkelsen Aggregate LLC → White Pit Wash Plant; 2015-01-30 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Anthony  Lorenz et al → White Pit Wash Plant; 2015-02-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Anthony  Lorenz et al → Mikkelsen Aggregate LLC; 2015-02-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joshua  Lorenz et al → Mikkelsen Aggregate LLC; 2015-02-09 to current/open; source msha-controller-operator-history