Instruction: Rank the products A, B, C, ... based on their relevance to the provided query, and produce a ranked list with the most relevant product positioned at the top of the list.

Input:
Query: mountain board
Product list:
A: Bodyprox Protective Padded Shorts for Snowboard,Skate and Ski,3D Protection for Hip,Butt and Tailbone (Large) Black
B: elos Skateboard Complete Lightweight - Mini Longboard Cruiser Skateboard Built for Beginners and Urban commuters. Wide and Stable Skateboard Deck. Non-Electric. Campus Board.
Answer: B,A