Kernrechtsfrage
Whether the respondent's cross-appeal was admissible in light of its reliance on facts not established in the cantonal judgment.
Extrahierter Entscheid
The cross-appeal was inadmissible because it attacked factual findings and evidence assessment not reviewable in reform proceedings.
Extrahierte Begründung
Reform review is bound by the cantonal findings except for limited statutory exceptions; the respondent's objections targeted evidence evaluation and asserted a version of events not found below.