a boy wearing jean shorts, and a black and blue shirt, reading a book, sits on a rolling device up against a wall that says book fair, while other people stand around.
A boy reads a mystery book.
Premise: a boy wearing jean shorts, and a black and blue shirt, reading a book, sits on a rolling device up against a wall that says book fair, while other people stand around. <sep> Hypothesis: A boy reads a mystery book.