# Relationship history for MSHA mine 0405367

Current hierarchy: **Clara  Goodwin; Paul  Goodwin → Custom Crushing Industries, Inc → Ione Track Plant**

- 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:** Bob  Thompson  et al → Ione Track Plant; 1992-02-01 to 2017-02-12; source msha-controller-operator-history
- **operator_operates_mine:** Hat Creek Construction Inc → Ione Track Plant; 1999-05-01 to 2009-09-27; source msha-controller-operator-history
- **controller_controls_operator:** Bob  Thompson  et al → Hat Creek Construction Inc; 1999-05-01 to 2009-09-27; source msha-controller-operator-history
- **controller_controls_operator:** Perry  Thompson  et al → Hat Creek Construction Inc; 1999-05-01 to 2009-09-27; source msha-controller-operator-history
- **operator_operates_mine:** Custom Crushing Industries, Inc → Ione Track Plant; 2009-09-28 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Perry  Thompson et al → Ione Track Plant; 2009-09-28 to 2011-06-30; source msha-controller-operator-history
- **controller_controls_operator:** Perry  Thompson et al → Custom Crushing Industries, Inc; 2009-09-28 to 2011-06-30; source msha-controller-operator-history
- **controller_controls_operator:** Paul  Goodwin et al → Custom Crushing Industries, Inc; 2009-09-28 to 2011-06-30; source msha-controller-operator-history
- **controller_controls_mine:** Clara  Goodwin et al → Ione Track Plant; 2011-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Clara  Goodwin et al → Custom Crushing Industries, Inc; 2011-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Paul  Goodwin et al → Custom Crushing Industries, Inc; 2011-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Perry  Thompson → Ione Track Plant; 2017-02-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Perry  Thompson → Hat Creek Construction Inc; 2017-02-13 to 2009-09-27; source msha-controller-operator-history