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: gamer chair for kids
Product list:
A: X Rocker, 5130301, V Rocker SE Black Foam Floor Video Gaming Chair, 25.2 x 18.4 x 16.4, Black
B: Best Choice Products Swivel Gaming Chair 360 Degree Multipurpose Floor Chair Rocker for TV, Reading, Playing Video Games w/Lumbar Support, Armrest Handles, Adjustable Foldable Backrest - Blue/Beige
Answer: A,B