Premise & hypothesis: Is the premise "Workers wearing orange reflective vests walking along train tracks." true if "Workers on the train tracks are looking for problems."?
A: it is not possible to tell

Premise & hypothesis: Is the premise "A field of rugby players about to tackle." true if "People are playing water polo."?
A: no

Premise & hypothesis: Is the premise "A couple having a conversation over drinks." true if "The two people are racing to catch a train."?
A: no

Premise & hypothesis: Is the premise "Snow is dusted on the young boy's clothing making it appear that he has fallen several times." true if "The boy has been making snow angels."?
A:
it is not possible to tell