Premise & hypothesis: Is the premise "A rock band with a female vocalist performs in the street with a white van in the background." true if "A male vocalist sitting in a chair."?
A: no

Premise & hypothesis: Is the premise "A young man wearing the AIDS WALK t-shirt is standing and typing on the laptop." true if "A man is wearing a t-shirt supporting the AIDS walk, while typing on his laptop."?
A: yes

Premise & hypothesis: Is the premise "A crowd of onlookers on a tractor ride watch a farmer hard at work in the field." true if "The farmer is working very hard."?
A: it is not possible to tell

Premise & hypothesis: Is the premise "A man working doing construction work on a building." true if "a construction worker is working"?
A:
yes