Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.

He aims his gun at someone.
As he opens the car door, a pile of empties spill out.

The arched halls of the private school are filled with students.
Someone comes on stage holding a painted cardboard monkey.

As he picks up the materials he notices a stack of 8 x 10 photos sticking out of an envelope.

He sets down the box.