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: air return cover decorative
Product list:
A: Rocky Mountain Goods Air Return Grille - Heavy duty steel with premium finish - Includes full installation kit - Louvered design - Paintable vent cover - Matte white - Consistent air flow (10" x 4")
B: SMI Ventilation Products VBB612 Cold Air Return - 6 in x 12 in Victorian Style Base Board - Outside Dimensions 8 in x 14 in
Answer: B,A