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: nintendo switch chargers portable
Product list:
A: 10000mAh 18W Battery Charger Case for Nintendo Switch with a Pair of Joy-Con Grip, Portable Backup SwitchCharge Battery Charger Docking Station with Kickstand & Game Card Slot
B: YCCTEAM 39W AC Adapter Fast Charger Works for Samsung S10 Note 9, Pixel,Black
Answer: B,A