# Relationship history for MSHA mine 4605685

Current hierarchy: **International Industries Inc → Jumacris Mining Inc → Jumacris No 11**

- 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

- **controller_controls_mine:** International Industries Inc → Jumacris No 11; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Peerless Alma Coals Inc → Jumacris No 11; 1977-11-01 to 1980-08-05; source msha-controller-operator-history
- **controller_controls_operator:** International Industries Inc → Peerless Alma Coals Inc; 1977-11-01 to 1980-08-05; source msha-controller-operator-history
- **controller_controls_mine:** Compton Lucky D → Jumacris No 11; 1978-04-11 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Peerless Alma Coals Inc → Jumacris No 11; 1980-08-06 to 1982-05-03; source msha-controller-operator-history
- **controller_controls_operator:** Compton Lucky D → Peerless Alma Coals Inc; 1980-08-06 to 1982-05-03; source msha-controller-operator-history
- **operator_operates_mine:** Jumacris Mining Inc → Jumacris No 11; 1982-05-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** International Industries Inc → Jumacris Mining Inc; 1982-05-04 to current/open; source msha-controller-operator-history