In this task, you're given a statement, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.

Context: she received an acceptance letter from the University of the Philippines Diliman, Link Information: Celyn thus travelled alone to Manila Question: How many students attend the school Celyn received an acceptance letter from before traveling alone to Manila?
Answer: 22,031