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: music stand for keyboard
Product list:
A: On-Stage KSA8585 Keyboard Accessory Tray
B: BestBookStand Nice Production INP-101-O Book Stand (Bookstand / Bookstands / Holder / Cookbook / Music)
Answer: A,B