Task: Query_Product_Rank
Instruction: Analyze the query and each product title. Sort the products in descending order based on their relevance to the query. The most relevant product should be at the top of the list, and output the ranked list.

Input:
Query: bose soundtouch 30
Product list:
A: balolo Real Walnut Wood Cover (Bose SoundTouch 30)
B: Bose Wave Music System IV - Platinum Silver
C: SoundXtra Floor Stand for Bose SoundTouch 30 - Single (White)
Answer: A,B,C