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: childhood cancer awareness pin
Product list:
A: Gold Ribbon Round Awareness Pin - Lapel Pins for Childhood Cancer Fundraisers & Awareness Events (1 Pin)
B: Childhood Cancer Awareness Gold Ribbon Hope Pin
Answer: B,A