A man rides a bicycle over a dirt ramp.
A man with a helmet on is riding a bike over a ramp.
Is the premise "A man rides a bicycle over a dirt ramp." true if "A man with a helmet on is riding a bike over a ramp."?

Options: 

 - yes

 - it is not possible to tell

 - no
it is not possible to tell
Is the premise "A man rides a bicycle over a dirt ramp." true if "A man with a helmet on is riding a bike over a ramp."?

Options: 

 - yes

 - it is not possible to tell

 - no
user
it is not possible to tell
assistant