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 grammar for the phrase "a milkshake".
user
the grammar for "a milkshake" is: 
article (a) + noun (milkshake) 
-> a milkshake.
assistant