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: insulated lunch bag to keep food warm
Product list:
A: Reusable Sandwich Bags (Set of 3) Insulated Snack Bag to Keep your Snacks, Lunch, Medicine and Baby Food Cool or Warm (3 Designs - 8 x 8.5 inches)
B: Insulated Lunch Bag, Wide-Open Lunch Box for Work/Picnic/Hiking/Beach/Fishing, Water-Resistant Leakproof Lunch Tote Bag for Women and Men (Wine Red)
Answer: B,A