# Relationship history for MSHA mine 4608653

Current hierarchy: **Patriot Coal Corporation → Jupiter Holdings LLC → Hernshaw No 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: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Jupiter Coal Company Inc → Hernshaw No 1; 1997-07-01 to 2006-04-25; source msha-controller-operator-history
- **controller_controls_mine:** Chris  Cline → Hernshaw No 1; 1997-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Chris  Cline → Jupiter Coal Company Inc; 1997-07-01 to 2006-04-25; source msha-controller-operator-history
- **controller_controls_mine:** Magnum Coal Company → Hernshaw No 1; 2006-03-31 to 2008-07-22; source msha-controller-operator-history
- **operator_operates_mine:** Jupiter Holdings LLC → Hernshaw No 1; 2006-04-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Magnum Coal Company → Jupiter Holdings LLC; 2006-04-26 to 2008-07-22; source msha-controller-operator-history
- **controller_controls_mine:** Patriot Coal Corporation → Hernshaw No 1; 2008-07-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Patriot Coal Corporation → Jupiter Holdings LLC; 2008-07-23 to current/open; source msha-controller-operator-history