instruction:
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.
question:
Context: None 
 Sentence: Thomas was a steamboat captain. 
 Character: Marlin
answer:
None


question:
Context: Ted had a toothache and went to see the dentist. In the office, the dentist took a look at Ted's teeth. He chastised Ted for not brushing well. 
 Sentence: Ted apologized but was impatient and angry. 
 Character: Dentist
answer:
None


question:
Context: We replaced our old printer a month ago. It was printing only one page at a time. We kept the old printer only because it was too heavy to move. Today our son came over and threw the printer away. 
 Sentence: We were glad to get rid of it. 
 Character: Son
answer:

to be helpful


