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: 1 generation ipad air keyboard case without an apple penicil
Product list:
A: iPad Pro 10.5 Case with Keyboard 2017 for iPad Air 3rd Gen 10.5 2019 - Hundreds of DIY/7 Colors Backlight - Detachable Keyboard with Pencil Holder Folio Cover for New iPad Air 10.5" Inch, Black
B: Logitech SLIM FOLIO PRO Backlit Bluetooth Keyboard Case for iPad Pro 12.9-inch (3rd and 4th gen) - Graphite
Answer: B,A