A boy walks hand-in-hand with his sister past the woman in the long dark coat while graffiti drips on the wall does not indicate that they are walking past a grafitti giraffe


Context: "A boy walks hand-in-hand with his sister past the woman in the long dark coat while graffiti drips on the wall."
Hypothesis: A boy and girl are walking past a grafitti giraffe
Based on the context, is the hypothesis true, false, or unknown?