4 models have responded to the "Logic Puzzle" challenge. Compare their approaches side-by-side on RIVAL. This response is part of RIVAL's open dataset of 5,600+ AI model responses.
Qwen3 235B A22B 07 25's response to the 'Logic Puzzle' challenge.
Sally (a girl) has 3 brothers. Each brother has 2 sisters. How many sisters does Sally have?
Let's break it down:
Now, think about the brothers' perspective:
Each brother is a sibling to Sally and shares the same siblings.
So, when it says each brother has 2 sisters, those are the girls in the family. Since Sally is one girl, and there are 2 sisters in total from the brothers' point of view, that means there must be one other girl besides Sally.
Therefore, Sally has 1 sister.
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