# Relationship history for MSHA mine 3607330

Current hierarchy: **Carnicelli Carl → Car Can Coal Company Inc → J Gabeletto Farm**

- 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:** Carnicelli Carl → J Gabeletto Farm; 1976-08-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Car Can Coal Company Inc → J Gabeletto Farm; 1982-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Carnicelli Carl → Car Can Coal Company Inc; 1982-06-01 to current/open; source msha-controller-operator-history