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: music stand for keyboard
Product list:
A: On-Stage KSA8585 Keyboard Accessory Tray
B: Music Stand, Kasonic 2 in 1 Dual-Use Folding Sheet Music Stand & Desktop Book Stand, Portable and Lightweight with Music Sheet Clip Holder & Carrying Bag Suitable for Instrumental Performance
C: RockJam Xfinity Heavy-Duty, Double-X, Pre-Assembled, Infinitely Adjustable Piano Keyboard Stand with Locking Straps
D: BestBookStand Nice Production INP-101-O Book Stand (Bookstand / Bookstands / Holder / Cookbook / Music)
Answer: C,B,A,D