A young boy in a yellow shirt is jumping in a grassy area with a younger boy, in a white shirt, standing behind him does not indicate that a young boy and his brother are playing in the grass.


Context: A young boy in a yellow shirt is jumping in a grassy area with a younger boy, in a white shirt, standing behind him.
Hypothesis: A young boy and his brother are playing in the grass.

Given this context, determine if the hypothesis is true (Yes, no, or unknown)?