Sentence 1: The man, only visible as a black silhouette, took a picture along a brightly colored wall full of graffiti. Sentence 2: The wall has a graffiti of Garfield.


Context: "The man, only visible as a black silhouette, took a picture along a brightly colored wall full of graffiti."
Hypothesis: The wall has a graffiti of Garfield.
Based on the context, is the hypothesis true, false, or unknown?