an old lady walks down the street.
The old lady is on a couch.
If "an old lady walks down the street.", does it logically follow that "The old lady is on a couch."?

Options: 

 - yes

 - it is not possible to tell

 - no
no
If "an old lady walks down the street.", does it logically follow that "The old lady is on a couch."?

Options: 

 - yes

 - it is not possible to tell

 - no
user
no
assistant