# Relationship history for MSHA mine 0801451

Current hierarchy: **Jesse R McKinnon → J McKinnon Inc → Buck Hammock**

- 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:** J McKinnon Inc → Buck Hammock; 2021-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jesse Roy McKinnon et al → Buck Hammock; 2021-10-01 to 2023-01-09; source msha-controller-operator-history
- **controller_controls_operator:** Jesse Roy McKinnon et al → J McKinnon Inc; 2021-10-01 to 2023-01-09; source msha-controller-operator-history
- **controller_controls_operator:** Lawson  Lamar II et al → J McKinnon Inc; 2021-10-01 to 2023-01-09; source msha-controller-operator-history
- **controller_controls_mine:** Jesse R McKinnon → Buck Hammock; 2023-01-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jesse R McKinnon → J McKinnon Inc; 2023-01-10 to current/open; source msha-controller-operator-history