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: kordon ph increase
Product list:
A: Kordon #33156 Novaqua Plus- Water Conditioner for Aquarium, 16-Ounce, Black
B: KORDON #35316 pH Increase Adjuster for Aquarium, 16-Ounce
Answer: B,A