# Relationship history for MSHA mine 3607448

Current hierarchy: **Michael G  Faleski → Dupont Anthracite Inc → St Jude 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:** J E T Coal Company → St Jude Plant; 1983-04-01 to 1986-02-19; source msha-controller-operator-history
- **controller_controls_mine:** Satkowski John & Edward Besermin Et Al → St Jude Plant; 1983-04-01 to 1986-02-19; source msha-controller-operator-history
- **controller_controls_operator:** Satkowski John & Edward Besermin Et Al → J E T Coal Company; 1983-04-01 to 1986-02-19; source msha-controller-operator-history
- **controller_controls_mine:** Michael G  Faleski → St Jude Plant; 1985-09-10 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** J E T Coal Company → St Jude Plant; 1986-02-20 to 1986-06-10; source msha-controller-operator-history
- **controller_controls_mine:** Rossi Leonard A & John J Avillion → St Jude Plant; 1986-02-20 to 1986-06-10; source msha-controller-operator-history
- **controller_controls_operator:** Rossi Leonard A & John J Avillion → J E T Coal Company; 1986-02-20 to 1986-06-10; source msha-controller-operator-history
- **operator_operates_mine:** Dupont Anthracite Inc → St Jude Plant; 1986-06-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Michael G  Faleski → Dupont Anthracite Inc; 1986-06-11 to current/open; source msha-controller-operator-history