A backhoe is on top of a pile of rubble from a demolished building.
Heavy machinery was used in the demolition.
If "A backhoe is on top of a pile of rubble from a demolished building.", does it logically follow that "Heavy machinery was used in the demolition."?

Options: 

 - yes

 - it is not possible to tell

 - no
yes
If "A backhoe is on top of a pile of rubble from a demolished building.", does it logically follow that "Heavy machinery was used in the demolition."?

Options: 

 - yes

 - it is not possible to tell

 - no
user
yes
assistant