TASK DEFINITION: Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.
PROBLEM: Someone helplessly watches him go, unlocking the cage.

SOLUTION: Bowing his head, someone shuffles back a few steps, then heads inside.

PROBLEM: Next, the woman leaves the tree after putting ornaments on top.

SOLUTION: The woman holds a golden star and put on the Christmas tree, after the couple continue putting more ornaments on the tree.

PROBLEM: As he trots along, he sees someone's honda coming the other way.

SOLUTION:
Carrying his new stuff, someone gets off a bus and jogs down a back alley heading home.