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: msr stoves backpacking
Product list:
A: MSR Reactor Cooking Pot, 1.7-Liter
B: MSR Whisperlite International Stove One Color One Size
Answer: B,A