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: flat screen tv
Product list:
A: TCL 65" Class 5-Series 4K UHD Dolby Vision HDR Roku Smart TV - 65S525
B: Amazon Basics Wall Mount Computer Monitor and TV Stand - Lift Engine Arm Mount, Aluminum - Black
Answer: A,B