A man in a red shirt is standing next to a woman in a blue dress. They are both holding hands and smiling at each other. A person is wearing a red shirt. The person is also wearing a blue shirt. There, said Poirot, looking after her, 'goes a very valuable ally.' If this premise is true, what does that tell us about whether it entails the hypothesis 'There goes a useless human being.'?
yes
it is not possible to tell
no