# Relationship history for MSHA mine 1400507

Current hierarchy: **Kurt  Croell → Croell, Inc → Kinsley Pit**

- 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:** Roger  Croell → Kinsley Pit; 1950-01-01 to 2013-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Kinsley Ready Mix Inc → Kinsley Pit; 1950-01-01 to 2020-10-06; source msha-controller-operator-history
- **controller_controls_mine:** Russell  Strate → Kinsley Pit; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Russell  Strate → Kinsley Ready Mix Inc; 1950-01-01 to 2020-10-06; source msha-controller-operator-history
- **controller_controls_mine:** Kurt  Croell → Kinsley Pit; 2014-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Croell, Inc → Kinsley Pit; 2020-10-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kurt  Croell → Croell, Inc; 2020-10-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Roger  Croell → Croell, Inc; 2020-10-07 to 2013-12-31; source msha-controller-operator-history