TASK DEFINITION: In this task, you're given a four sentences of story written in natural language. Your job is to complete end part of the story by predicting appropriate last sentence which is coherent with the given sentences.
PROBLEM: Sentence1: Mary and Rob wanted to get some food. Sentence2: They decided to go downtown. Sentence3: They figured they'd go to their favorite restaurant. Sentence4: Unfortunately it wasn't open during lunch.

SOLUTION: They had to walk around for an hour before eating.

PROBLEM: Sentence1: Don's first day at the dock's had some hiccups. Sentence2: He was nervous being around heavy machinery. Sentence3: At one point he dropped a heavy shipment. Sentence4: It almost hit a fellow coworker.

SOLUTION: Don knew he would have to improve.

PROBLEM: Sentence1: Two old men played chess on Fridays. Sentence2: The chess was good but the talks were better, such is friendship. Sentence3: One showed up to the park and sat down waiting for his friend. Sentence4: He waited for the sun to go down before finally going home.

SOLUTION:
Two old men used to play chess on Fridays.