Instruction: Evaluate each product title in the given list, assess its relevance to the given query, and then arrange the products in descending order of relevance, with the most relevant product at the top of the ranked list.

Input:
Query: power cord for eureka vacuum cleaner
Product list:
A: Dyson V11 Animal Cordless Vacuum Cleaner, Purple
B: Hoover Vacuum Cleaner Power Supply Cord
Answer: A,B