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: sword for tai chi
Product list:
A: KungfuDirect Tai Chi Competition Swords (Tai Chi Long Sword)
B: Taiji Sword and Other Writings
Answer: A,B