# Relationship history for MSHA mine 4609447

Current hierarchy: **Taurus LLC; JAZ NCR LLC; AMCI White Knight Funding LLC → Allegheny Metallurgical, LLC → LONGVIEW MINE**

- 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:** North Central Resources, LLC → LONGVIEW MINE; 2012-08-08 to 2018-12-20; source msha-controller-operator-history
- **controller_controls_mine:** JAZ Ventures LP et al → LONGVIEW MINE; 2012-08-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** JAZ Ventures LP et al → North Central Resources, LLC; 2012-08-08 to 2018-12-20; source msha-controller-operator-history
- **controller_controls_operator:** POSCO-NCR Coal Ltd et al → North Central Resources, LLC; 2012-08-08 to 2018-12-20; source msha-controller-operator-history
- **controller_controls_operator:** American Metals & Coal International Inc. et al → North Central Resources, LLC; 2012-08-08 to 2018-12-20; source msha-controller-operator-history
- **operator_operates_mine:** Allegheny Metallurgical, LLC → LONGVIEW MINE; 2018-12-21 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** JAZ Ventures LP et al → LONGVIEW MINE; 2018-12-21 to 2025-11-11; source msha-controller-operator-history
- **controller_controls_operator:** JAZ Ventures LP et al → Allegheny Metallurgical, LLC; 2018-12-21 to 2025-11-11; source msha-controller-operator-history
- **controller_controls_operator:** American Metals & Coal International Inc. et al → Allegheny Metallurgical, LLC; 2018-12-21 to 2025-11-11; source msha-controller-operator-history
- **controller_controls_operator:** POSCO-NCR Coal Ltd et al → Allegheny Metallurgical, LLC; 2018-12-21 to 2025-11-11; source msha-controller-operator-history
- **controller_controls_mine:** AMCI White Knight Funding LLC → LONGVIEW MINE; 2025-11-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** AMCI White Knight Funding LLC → Allegheny Metallurgical, LLC; 2025-11-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Taurus LLC → Allegheny Metallurgical, LLC; 2025-11-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** JAZ NCR LLC → Allegheny Metallurgical, LLC; 2025-11-12 to current/open; source msha-controller-operator-history