# Relationship history for MSHA mine 0505143

Current hierarchy: **Joseph  Harrington → MW Sorter LLC → Green Mountain Mill**

- 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:** Stephen  Baghdadi → Green Mountain Mill; 2017-06-05 to 2017-08-15; source msha-controller-operator-history
- **controller_controls_mine:** Stephen  Baghdadi et al → Green Mountain Mill; 2017-08-16 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Fossil Creek Mines LLC → Green Mountain Mill; 2022-02-03 to 2023-09-10; source msha-controller-operator-history
- **controller_controls_operator:** Stephen  Baghdadi → Fossil Creek Mines LLC; 2022-02-03 to 2017-08-15; source msha-controller-operator-history
- **controller_controls_operator:** Stephen  Baghdadi et al → Fossil Creek Mines LLC; 2022-02-03 to 2023-09-10; source msha-controller-operator-history
- **controller_controls_operator:** Kerry  Vinci et al → Fossil Creek Mines LLC; 2022-02-03 to 2023-09-10; source msha-controller-operator-history
- **controller_controls_mine:** Joseph  Harrington → Green Mountain Mill; 2023-08-14 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** MW Sorter LLC → Green Mountain Mill; 2023-09-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joseph  Harrington → MW Sorter LLC; 2023-09-11 to current/open; source msha-controller-operator-history