Instruction: Given a query and a list of products denoted as A, B, C, ... with their titles, rank the products according to their relevance to the query. Output only a ranked list in which the most relevant product is at the top of the list.

Input:
Query: alexapure water filter
Product list:
A: LifeStraw Go Water Filter Bottle with 2-Stage Integrated Filter Straw for Hiking, Backpacking, and Travel, Blue (LSGOV2CR45)
B: Climestar Premium Compatible Replacement Filter for Alexapure Breeze Air Purifier  Includes 1 H13 Grade True HEPA Filter and 1 Activated Carbon Filter
C: Alexapure Pro Stainless Steel Water Filtration System - 5,000 Gallon Throughput Capacity
Answer: C,A,B