Same Proposition, Different Stance: Grammar as a Model-Risk Variable
TL;DR for operators Huang, Padó, and Weeber show that changing the grammatical realization of a political statement can change an LLM’s expressed stance even when the rewrite is intended to preserve the proposition.1 Across four Gemma-3 and Qwen3 models, active/passive conversions and cleft constructions produced measurable stance movement, and variance decomposition indicates that the effect is systematic rather than ordinary run-to-run sampling noise. ...