Instruction: Evaluate the relevance of each product title in the input to the given query, and then sort the products in descending order of relevance, placing the most relevant product at the top of the ranked list.

Input:
Query: childhood cancer awareness pin
Product list:
A: Childhood Cancer Awareness Gold Ribbon Hope Pin
B: Closeoutservices Yellow Awareness Ribbon Lapel Pins, Cancer Awareness Hope Ribbon Pin - Enamel on Gold Tone Metal - Lot of 12.
Answer: A,B