Premise: "A black man and white man and white woman are standing with some bicycles lying about but appear to be watching some type of event."
Hypothesis: "The three people are at a kkk rally."
Do we know that the hypothesis entailed by the premise?
Let's solve step-by-step:
Because a black man and white man and white woman are standing with some bicycles doesn't mean they're at a KKK rally. The answer is no.