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: intex saltwater system for above ground pool
Product list:
A: Main Access 444301 Power Ionizer Hybrid Complete Swimming Pool Care Sanitation System that Treats Up to 40,000 Gallons of Water
B: Hayward W3AQ-TROL-RJ AquaTrol Salt Chlorination System for Above-Ground Pools up to 18,000 Gallons with Return Jet Fittings, Straight Blade Line Cord and Outlet
C: Intex Krystal Clear Sand Filter Pump for Above Ground Pools, 16-inch, 110-120V with GFCI
D: Intex 2100 GPH Above Ground Pool Sand Filter Pump w/ Deluxe Pool Maintenance Kit
Answer: C,B,A,D