Instruction: Rank the products A, B, C, ... based on their relevance to the provided query, and produce a ranked list with the most relevant product positioned at the top of the list.

Input:
Query: intex twin air mattress with built in pump
Product list:
A: EnerPlex Twin Air Mattress for Camping, Home & Travel - 13 Inch Double Height Inflatable Bed with Built-in Dual Pump - Durable, Adjustable Blow Up Mattress - Easy to Inflate/Quick Set Up
B: Intex Dura-Beam Standard Series Downy Airbed with Built-in Foot Pump, Twin
Answer: B,A