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: 104 key mechanical keyboard without arrow keys
Product list:
A: Havit Mechanical Keyboard Wired 89 Keys Gaming Keyboard Red Switch Keyboard with PBT Keycaps for PC Gamer Computer (Black)
B: LANGTU Membrane Gaming Keyboard, Rainbow LED Backlit Quiet Keyboard for Office, USB Wired All-Metal Panel 25 Keys Anti-ghosting Computer Keyboard 104 Keys - L1 White/Silver
Answer: B,A