# Relationship history for MSHA mine 0505035

Current hierarchy: **Steven  Wells; Josh  Wells → Wells Trucking LLC → Timmerman/Wells**

- 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:** Wells Trucking LLC → Timmerman/Wells; 2015-01-29 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Josh  Wells et al → Timmerman/Wells; 2015-01-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Josh  Wells et al → Wells Trucking LLC; 2015-01-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Steven  Wells et al → Wells Trucking LLC; 2015-01-29 to current/open; source msha-controller-operator-history