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: ring guard solution
Product list:
A: Ring Size Adjuster Invisible, Eiito reducer for Loose Rings (Set of 4 Sizes) 1.2mm/2mm/3mm/4mm
B: Invisible Ring Size Adjuster for Loose Rings Ring Adjuster Fit Any Rings, Assorted Sizes of Ring Sizer
Answer: A,B