A mountain biker in midair biking while surrounded by grass and trees.
A mountain biker is riding.
Based on the sentence "A mountain biker in midair biking while surrounded by grass and trees.", is the sentence "A mountain biker is riding." a true sentence?

Options: 

 - yes

 - it is not possible to tell

 - no
yes
Based on the sentence "A mountain biker in midair biking while surrounded by grass and trees.", is the sentence "A mountain biker is riding." a true sentence?

Options: 

 - yes

 - it is not possible to tell

 - no
user
yes
assistant