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: john legend darkness and light cd
Product list:
A: A Legendary Christmas: Deluxe Edition
B: Darkness and Light + 3 Bonus Tracks
C: Master of the Phantom Isle (Dragonwatch)
Answer: B,A,C