You are given a sentence and a question. You're expected to write the correct answer based on the sentence.

Example Input: Sentence: Kristen is full of energy before work, but worn out after a long day of work. She has parked her car two blocks from work and walks more slowly between her car and her workplace after work than she did before work. Question: Which trip will Kristen take longer to make?
Example Output: the trip after work

Example Input: Sentence: A car company wants to start producing a new car. Their two options for the material of the body of the car are steel or carbon fiber. Question: If everything else about the car is the same, which car will accelerate slower?
Example Output: the steel car

Example Input: Sentence: A traveler wants to go between cities in Japan. She does some research and sees that a bullet train can go much faster than a car. Question: If she wants to spend less time in her trip from city to city, which should she choose?
Example Output:
bullet train