# Relationship history for MSHA mine 2602119

Current hierarchy: **Deilmann-Haniel → J S Redpath Corp → Rmgc Smoky Valley Common Oper Explor Dec**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** James S  Redpath → Rmgc Smoky Valley Common Oper Explor Dec; 1978-03-09 to 2007-08-31; source msha-controller-operator-history
- **operator_operates_mine:** J S Redpath Corp → Rmgc Smoky Valley Common Oper Explor Dec; 1989-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James S  Redpath → J S Redpath Corp; 1989-07-01 to 2007-08-31; source msha-controller-operator-history
- **controller_controls_mine:** Deilmann-Haniel → Rmgc Smoky Valley Common Oper Explor Dec; 2007-09-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Deilmann-Haniel → J S Redpath Corp; 2007-09-01 to current/open; source msha-controller-operator-history