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

Ex Input:
Two of the pairs run down a field of black and green mats.

Ex Output:
A group is gathered in a boxing rink.

Ex Input:
An old man in a portrait sits across from someone.

Ex Output:
Someone goes into the corridor.

Ex Input:
Evening, someone sits on his porch with his dog someone and lights a cigarette.

Ex Output:
He buffs a wing of the car and works his way around to the bonnet, carefully removing any marks.