Premise & hypothesis: Is the premise "A man in a baseball cap plays electric guitar." true if "A guitarist wearing a Detroit Tigers baseball cap backwards plays music"?
A: it is not possible to tell

Premise & hypothesis: Is the premise "a man is busy trimming a palm tree." true if "Nobody is trimming."?
A: no

Premise & hypothesis: Is the premise "A group of bicyclists are all riding their bikes in a line on the street." true if "The bicyclists are outside."?
A: yes

Premise & hypothesis: Is the premise "A kid laying on a dinosaur brushing its teeth." true if "A child laying on a dinosaur"?
A:
yes