Sentence 1: A man and a woman are sitting on a hillside, wearing blue shirts and blue jeans, and the woman is reading. Sentence 2: The man and woman are siblings.


Context: "A man and a woman are sitting on a hillside, wearing blue shirts and blue jeans, and the woman is reading."
Hypothesis: The man and woman are siblings.
Based on the context, is the hypothesis true, false, or unknown?