as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
create a flash card with a definition of the word "protagonist".
user
flash card: 
question: what is a protagonist?
answer: a protagonist is the main character in a story or narrative. they are often the hero of the story and drive the plot forward. a protagonist typically has some sort of goal or quest that they must complete before the narrative is resolved.
assistant