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 is reading a telegram he has just received.

SOLUTION: Someone, the high school principal, is the next donor.

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: He talks and he shows how to form your mouth so you can play the harmonica.

SOLUTION:
A man wearing a hat in standing in a workshop with a harmonica in hand.