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.

Ex Input:
Context: Ray worked very hard at his job. 
 Sentence: It required a lot of heavy lifting and hard graft. 
 Character: Ray

Ex Output:
None


Ex Input:
Context: Carrie wanted a new pet. Her friend told her to adopt one. Carrie went to the pet store. 
 Sentence: She adopted a cat. 
 Character: Friend

Ex Output:
None


Ex Input:
Context: Matt's mom promised a surprise for him after school. 
 Sentence: He was excited all day. 
 Character: Matt

Ex Output:

a gift


