# Relationship history for MSHA mine 3607057

Current hierarchy: **Pagnotti Enterprises Inc → Jeddo-Highland Coal Company → Larksville Bank**

- 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:** Pagnotti Enterprises Inc → Larksville Bank; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Jeddo-Highland Coal Company → Larksville Bank; 1980-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Pagnotti Enterprises Inc → Jeddo-Highland Coal Company; 1980-10-01 to current/open; source msha-controller-operator-history