In this task, you will be presented with a question and you have to answer the question based on your knowledge. Your answers should be as short as possible.

Ex Input:
What 's the nickname of the 8th place driver ?

Ex Output:
HHF


Ex Input:
What award did the oldest recipient win ?

Ex Output:
best Head coach


Ex Input:
Which system has the lowest amount of avg . Week day ridership ? Was it the system which was descended from commuter rail services which date back as early as 1832 , or one that is a California commuter rail line on the San Francisco Peninsula ?

Ex Output:

Caltrain