# Relationship history for MSHA mine 0200328

Current hierarchy: **Jones Richard C → Alanco Ltd → C O D 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** Territorial Metals → C O D Mine; 1980-03-01 to 1982-10-11; source msha-controller-operator-history
- **controller_controls_mine:** Tracey Lloyu D → C O D Mine; 1980-03-01 to 1982-10-11; source msha-controller-operator-history
- **controller_controls_operator:** Tracey Lloyu D → Territorial Metals; 1980-03-01 to 1982-10-11; source msha-controller-operator-history
- **controller_controls_mine:** Jones Richard C → C O D Mine; 1982-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Alanco Ltd → C O D Mine; 1982-10-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jones Richard C → Alanco Ltd; 1982-10-12 to current/open; source msha-controller-operator-history