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: champion mockneck sweatshirt
Product list:
A: Champion Men's Long Sleeve Heavyweight Mock Neck, white, X-Small
B: Champion Women's Reverse Weave Mock Neck Crop, black, XX-Large
Answer: B,A