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: 50 shades of grey
Product list:
A: Fifty Shades Darker: Book Two of the Fifty Shades Trilogy
B: Temptation (The Hunted Series Book 1)
Answer: B,A