In this task, you're given a context, a sentence,  and a character. The sentence describes an action or job of the given character. Also, the context provides more information about the sentence or the character. Your task is to write the character's motivation by doing a specific job, which is given in the sentence. You can use context to find the motivation; however, all the inputs do not provide context. Also, in some inputs, there can be zero motivation; output, 'None' in this case.

[Q]: Context: None 
 Sentence: Ida decided she wanted a saltwater fish tank. 
 Character: Saltwater fish
[A]: None


[Q]: Context: Bob was always beaten by his brother at chess. He decided to enlist the help of a local chess champion. Bob studied very hard. He challenged his brother to a match. 
 Sentence: He finally came out victorious. 
 Character: Brother
[A]: None


[Q]: Context: I tried to watch the college football championship game on Monday. I sat down in my easy chair. 
 Sentence: I watched about ten minutes. 
 Character: I (myself)
[A]:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
to do something else


