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: Sheila was a big fan of the actor Liam Neeson. She checked his fan website on the internet regularly. 
 Sentence: One day, she learned he'd be signing copies of a book he'd written. 
 Character: Liam neeson
A: 
to appreciate fans