The ambulance on the flatbed truck was in a collision.
The vehicles have collided
If "The ambulance on the flatbed truck was in a collision.", does it logically follow that "The vehicles have collided"?

Options: 

 - yes

 - it is not possible to tell

 - no
yes
If "The ambulance on the flatbed truck was in a collision.", does it logically follow that "The vehicles have collided"?

Options: 

 - yes

 - it is not possible to tell

 - no
user
yes
assistant