Instruction: Given a query and a list of products denoted as A, B, C, ... with their titles, rank the products according to their relevance to the query. Output only a ranked list in which the most relevant product is at the top of the list.

Input:
Query: books best sellers sci fi
Product list:
A: The Amber Project: A Dystopian Sci-fi Novel (The Variant Saga Book 1)
B: The Man of Legends
C: The Stand
Answer: A,B,C