# Relationship history for MSHA mine 1518870

Current hierarchy: **Curtis  Laws → Owlco Energy LLC → Mine 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Paul M  Hogg → Mine No 1; 1989-05-01 to 2025-03-18; source msha-controller-operator-history
- **operator_operates_mine:** Jarisa Inc → Mine No 1; 2005-05-10 to 2008-09-21; source msha-controller-operator-history
- **controller_controls_operator:** Paul M  Hogg → Jarisa Inc; 2005-05-10 to 2008-09-21; source msha-controller-operator-history
- **operator_operates_mine:** Owlco Energy LLC → Mine No 1; 2008-09-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Curtis  Laws → Mine No 1; 2008-09-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Curtis  Laws → Owlco Energy LLC; 2008-09-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jason  Hogg et al → Mine No 1; 2025-03-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jason  Hogg et al → Jarisa Inc; 2025-03-19 to 2008-09-21; source msha-controller-operator-history
- **controller_controls_operator:** Larissa  Bailey et al → Jarisa Inc; 2025-03-19 to 2008-09-21; source msha-controller-operator-history