# Relationship history for MSHA mine 3609391

Current hierarchy: **John A.  Sidari → M&J Excavation, Inc. → Kinnear 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:** Michael S  Carsia → Kinnear Mine; 2006-03-22 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** LANC Realestate, Inc. → Kinnear Mine; 2006-04-28 to 2008-10-13; source msha-controller-operator-history
- **controller_controls_operator:** Michael S  Carsia → LANC Realestate, Inc.; 2006-04-28 to 2008-10-13; source msha-controller-operator-history
- **controller_controls_mine:** John A.  Sidari → Kinnear Mine; 2008-03-27 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** M&J Excavation, Inc. → Kinnear Mine; 2008-10-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** John A.  Sidari → M&J Excavation, Inc.; 2008-10-14 to current/open; source msha-controller-operator-history