# Relationship history for MSHA mine 3609212

Current hierarchy: **Joseph  Teodori; Terrence  Teodori → Teodori Enterprises → Mine 1**

- 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

- **operator_operates_mine:** Teodori Enterprises → Mine 1; 2004-08-10 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Joseph  Teodori et al → Mine 1; 2004-08-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joseph  Teodori et al → Teodori Enterprises; 2004-08-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Terrence  Teodori et al → Teodori Enterprises; 2004-08-10 to current/open; source msha-controller-operator-history