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: desk chair that holds 500 lbs
Product list:
A: Big and Tall Office Chair 500lb Wide Seat Desk Chair with Lumbar Support Armrest Swivel Rolling High Back PU Leather Computer Chair Massage Adjustable Ergonomic Task Chair for Adults Women(Black)
B: Home Office Chair Ergonomic Desk Chair Mesh Computer Chair Swivel Rolling Executive Task Chair with Lumbar Support Arms Mid Back Adjustable Chair for Adults, Black
Answer: A,B