[Q] Given the sentence "A woman giving a cup to an african american man." is it true that "A woman giving a cup."?
[A] The woman giving a cup was giving it to an African American man.
The answer is yes.

[Q] Given the sentence "A man driving a tractor pulls along two young children for a ride." is it true that "The man driving the tractor is the children's father."?
[A] A man pulling children in a tractor does not imply the man is the father.
The answer is it is not possible to tell.

[Q] Premise: "A skydiver safely lands while another watches from the ground."
Hypothesis: "The skydiver botched his landing."
Do we know that the hypothesis entailed by the premise?
[A] If the skydiver landed safely then he would not have botched the landing.
The answer is no.