Instruction: Evaluate each product title in the given list, assess its relevance to the given query, and then arrange the products in descending order of relevance, with the most relevant product at the top of the ranked list.

Input:
Query: cot size air mattress with built in pump
Product list:
A: ZOOOBELIVES Extra Thickness Inflatable Sleeping Pad with Built-in Pump, Most Comfortable Camping Mattress for Backpacking, Car Traveling and Hiking, Compact and Lightweight - Airlive2000
B: Outbound Twin Air Mattresses | 500lb Capacity | Comes with Repair Patch & Bag | 2-Pack
Answer: A,B