Premise & hypothesis: Is the premise "A surfer in a black wetsuit rides a wave." true if "A surfer rides a wave."?
A: yes

Premise & hypothesis: Is the premise "Two men are jousting on horses." true if "Two men are jousting with their pencils in the back seat of a car."?
A: no

Premise & hypothesis: Is the premise "Group of Asian men are selling pinwheel on a bike." true if "Asian men are standing selling pinwheel."?
A: it is not possible to tell

Premise & hypothesis: Is the premise "A man on a monocycle riding on a sidewalk." true if "A man rides a bike."?
A:
yes