sentence: A man pulls out a cigarette and lights it. sentence:  He takes a puff off his smoke. sentence:  He takes a second puff. sentence:  He takes a third puff. sentence:  He takes a fourth puff. sentence:  He takes a fifth puff. sentence:  He takes a sixth puff. sentence:  He takes a seventh puff. sentence:  He takes an eight puff. sentence:  He takes a ninth puff. sentence:  He takes a tenth puff. sentence:  He takes a eleventh  puff. sentence:  He takes a twelve puff. sentence:  He takes a thirteenth puff. sentence:  He takes a fourteenth puff. sentence:  He takes a fifteenth puff. sentence:  He takes a sixteenth puff. sentence:  He takes a seventeenth puff. sentence:  He takes a eighteenth puff. sentence:  He takes a nineteenth puff. sentence:  And he takes a final puff.