Instruction: Analyze the query and each product title. Sort the products in descending order based on their relevance to the query. The most relevant product should be at the top of the list, and output the ranked list.

Input:
Query: bluetooth helmet motorcycle
Product list:
A: Geva Motorcycle Wireless Headset, Motorcycle Intercom, FM Radio/2 Riders Helmet Wireless Headset 1090 Yards Intercom Range/Voice Dial/Automatic Answering/Broadcasting Phone Number/HD Stereo
B: Motorcycle Bluetooth Helmet FreedConn BM2-S Flip Up Modular Bluetooth Motorcycle Helmet Voice Dial Hands-Free Call 500M 2-3 Riders FM DOT Motorcycle Helmet with Bluetooth 3.0 (X-Large, Matte Black)
Answer: B,A