In this task, you're given five sentences, numbered 1 through 5, and two options a and b for possible titles for the story. Your job is to choose the title that better fits the story. Indicate your choice by 'a' or 'b'.

Ex Input:
Sentence 1: Lisa wanted a puppy. Sentence 2: Lisa's friend had two puppies to give away. Sentence 3: Lisa's friend offered to give Lisa a puppy. Sentence 4: Lisa decided to get both of the puppies instead of one. Sentence 5: Lisa was very happy with her decision to get both puppies. Choices: a. Lisa's Puppies. b. Politics.

Ex Output:
a

Ex Input:
Sentence 1: Jamie was driving a small boat. Sentence 2: The boat hit a big wave. Sentence 3: Jamie almost flew out of the boat. Sentence 4: He decided to slow down some. Sentence 5: The ride was easier. Choices: a. The Missing Sponge. b. A Boat Ride.

Ex Output:
b

Ex Input:
Sentence 1: We were washing our clothes for the week. Sentence 2: While the machine being fill with water, we were watching TV. Sentence 3: I went down stairs to add detergent to the load of clothes. Sentence 4: Ten minutes later i checked on the clothes. Sentence 5: Suds overflow from the washing machine knee high covering the floor. Choices: a. Christmas Shopping. b. Machine Overflow.

Ex Output:
b