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: lawn chair without arms
Product list:
A: ALPHA CAMP Oversized Camping Folding Chair Padded Quad Arm Chair Heavy Duty Support 450 LBS Oversized Steel Frame Collapsible Lawn Chair with Cup Holder Quad Lumbar Back Chair Portable for Outdoor
B: Coastrail Outdoor Zero Gravity Chair Wood Armrest XXL Camping Lounge Patio Support 400lbs Padded Folding Lawn Recliner with Side Table, Blue/Brown
Answer: A,B