# Relationship history for MSHA mine 2104103

Current hierarchy: **Paul  Wulf; Byron  Wulf → Wulf Tiling LLP → Horton**

- 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:** Wulf Tiling LLP → Horton; 2025-06-02 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Paul  Wulf et al → Horton; 2025-06-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Paul  Wulf et al → Wulf Tiling LLP; 2025-06-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Byron  Wulf et al → Wulf Tiling LLP; 2025-06-02 to current/open; source msha-controller-operator-history