# Relationship history for MSHA mine 4105761

Current hierarchy: **Gary  Kelley; Nathan  Taggart; Bennie W  Vickers → J. Carroll Weaver Inc. → Hoffman**

- 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. Carroll Weaver Inc. → Hoffman; 2024-06-25 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Nathan  Taggart et al → Hoffman; 2024-06-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Nathan  Taggart et al → J. Carroll Weaver Inc.; 2024-06-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Bennie W  Vickers et al → J. Carroll Weaver Inc.; 2024-06-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gary  Kelley et al → J. Carroll Weaver Inc.; 2024-06-25 to current/open; source msha-controller-operator-history