# Relationship history for MSHA mine 1202130

Current hierarchy: **Damon G  Fortune → Fortune Contracting Inc → U M I #7**

- 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:** Fortune Contracting Inc → U M I #7; 1993-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Damon G  Fortune → U M I #7; 1993-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Damon G  Fortune → Fortune Contracting Inc; 1993-02-01 to current/open; source msha-controller-operator-history