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: airpod case without keychain
Product list:
A: AirPods Case Cover with Keychain, R-fun Full Protective Silicone AirPods Accessories Skin Cover for Women Girl with Apple AirPods Wireless Charging Case,Front LED Visible-Sky Blue
B: Compatible Airpods Case, Protective Ultra-Thin Soft Silicone Shockproof Non-Slip Protection Accessories Cover Case for Apple Airpods 2 & 1 Charging Case - Light Blue
Answer: B,A