A man is sitting in the chain while texting.
A man is using his phone.
If "A man is sitting in the chain while texting.", does it logically follow that "A man is using his phone."?

Options: 

 - yes

 - it is not possible to tell

 - no
yes
If "A man is sitting in the chain while texting.", does it logically follow that "A man is using his phone."?

Options: 

 - yes

 - it is not possible to tell

 - no
user
yes
assistant