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: mini-split air conditioner heater
Product list:
A: Cooper & Hunter 24,000 BTU Mini Split AC/Heating system Sophia Series 20.5 SEER, 208/230V with 25ft Installation Kit
B: GUYAAC 3" W 15Ft L Air Conditioner Decorative PVC Line Cover Kit for Mini Split Air Conditioners and Heat Pumps
Answer: A,B