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.

[Q]: Sentence1: Sean rode a bike to work. Sentence2: He always parked the bike out back near the trash. Sentence3: One night, he came out to find his bike gone. Sentence4: They watched the security tapes.
[A]: Sean saw that his bike had been stolen by a masked man.

[Q]: Sentence1: Kate had lost fifteen pounds on her diet. Sentence2: She was very proud of her weight loss. Sentence3: But to celebrate, she did something strange. Sentence4: She ate a huge ice cream sundae!
[A]: Kate knew it was important not to deny yourself all the time!

[Q]: Sentence1: Tara's computer was really sluggish lately. Sentence2: It was simply too old to handle all her applications. Sentence3: Tara decided to upgrade her computer. Sentence4: She purchased a new CPU and more RAM for her computer.
[A]:
After installing the parts, her computer much smoother.