The person wearing tennis shoes is standing on the sand.
Someone is upright.
Is the premise "The person wearing tennis shoes is standing on the sand." true if "Someone is upright."?

Options: 

 - yes

 - it is not possible to tell

 - no
yes
Is the premise "The person wearing tennis shoes is standing on the sand." true if "Someone is upright."?

Options: 

 - yes

 - it is not possible to tell

 - no
user
yes
assistant