Instruction: Evaluate the relevance of each product title in the input to the given query, and then sort the products in descending order of relevance, placing the most relevant product at the top of the ranked list.

Input:
Query: window roller shades pull down side brackets
Product list:
A: Hamilton Buhl Presentation Projection Screen (WSW60)
B: ZY Blinds Blackout Roller Shades Custom Made Any Size from 20-78inch Wide UV Protection Enery Saving Block 100% Light Window Shades Blinds for Home, Hotel, Club, Restaurant 46" W x 72" L, White
Answer: B,A