instruction:
Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.
question:
Someone turns and looks at someone.
answer:
A teenage boy throws another rock as a pickup truck pulls up behind him.

question:
He remains staring out of the window.
answer:
As the carriage leaves, someone watches its progress from a window.

question:
As he picks up the materials he notices a stack of 8 x 10 photos sticking out of an envelope.
answer:
He sets down the box.