Premise & hypothesis: Is the premise "A black dog wearing a harness is pulling a sled." true if "The black dog was first in the sled race."?
A: it is not possible to tell

Premise & hypothesis: Is the premise "Negros walk across a train track that stretches over dirt and garbage beside a row of poor shacks." true if "Negros are walking"?
A: yes

Premise & hypothesis: Is the premise "The woman walking the dog is holding the hand of the child on the unicycle." true if "A dad is teaching his child to ride a bicycle."?
A: no

Premise & hypothesis: Is the premise "A man is sitting in a red semi truck." true if "A man sitting in a large vehicle waiting."?
A:
yes