# Relationship history for MSHA mine 5000313

Current hierarchy: **Michael  Busby; Josea  Busby → BS Gold Ventures Ltd → Lost Chicken 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:** G A Hanks & Sons → Lost Chicken Mine; 1950-01-01 to 2016-03-31; source msha-controller-operator-history
- **controller_controls_mine:** Hanks G A-Harold Et Al → Lost Chicken Mine; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Hanks G A-Harold Et Al → G A Hanks & Sons; 1950-01-01 to 2016-03-31; source msha-controller-operator-history
- **operator_operates_mine:** BS Gold Ventures Ltd → Lost Chicken Mine; 2016-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Michael  Busby et al → Lost Chicken Mine; 2016-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Michael  Busby et al → BS Gold Ventures Ltd; 2016-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Josea  Busby et al → BS Gold Ventures Ltd; 2016-04-01 to current/open; source msha-controller-operator-history