Anchor: I'm less sanguine that many whites feel bad when they don't know something about black history and culture.
Entailed: Many whites feel bad when they're uninformed about black culture.
Contradiction: When whites don't know something about black history, they never feel bad about it.
Contradiction: Tommy was certain that common sense meant that must have been it.
Contradiction: the men are talking
Contradiction: The young boy is sleeping.
Contradiction: Two people play instruments.