# Relationship history for MSHA mine 5001949

Current hierarchy: **Randall N Raymond etal; Shawn P Mount etal; Harry  Colborn etal → Mackinaw Gold, LLC → Walker Fork 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

- **controller_controls_mine:** Terry  Hassig et al → Walker Fork Mine; 2016-11-11 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Mackinaw Productions LLC → Walker Fork Mine; 2016-11-16 to 2021-04-28; source msha-controller-operator-history
- **controller_controls_operator:** Terry  Hassig et al → Mackinaw Productions LLC; 2016-11-16 to 2021-04-28; source msha-controller-operator-history
- **controller_controls_operator:** Brandon  Coats et al → Mackinaw Productions LLC; 2016-11-16 to 2021-04-28; source msha-controller-operator-history
- **operator_operates_mine:** Mackinaw Gold, LLC → Walker Fork Mine; 2021-04-29 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Harry  Colborn etal → Walker Fork Mine; 2021-04-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Harry  Colborn etal → Mackinaw Gold, LLC; 2021-04-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Randall N Raymond etal → Mackinaw Gold, LLC; 2021-04-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Shawn P Mount etal → Mackinaw Gold, LLC; 2021-04-29 to current/open; source msha-controller-operator-history