Kernrechtsfrage
Whether the refusal to hear witness C.________ was unlawful.
Extrahierter Entscheid
The complaint was not sufficiently directed against the appellate judgment and did not substantively challenge the appellate court's reasoning; the issue was not examined.
Extrahierte Begründung
The Federal Court only reviews the appealed appellate judgment. The appellant did not engage with the appellate court's detailed reasons for rejecting the evidence request.