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: boys costume rocket
Product list:
A: Aeromax - AEAASHELMET , Inc. Get Real Gear Youth NASA Astronaut Helmet, White
B: Child Rocket Ship Costume Standard
C: Jet Pack Inflatable Costume for Kids (age 5-11)
Answer: B,C,A