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. If a sentence says 'There are four girls with shorts on walking together.', does this mean that 'There are no boys'? The statement 'If 2 guys sitting outside and one of them is holding a sign about gay marriage' does not logically imply the statement 'Two women are talking about the controversy surrounding gay marriage'.
yes
no
no