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: color changing ink calligraphy
Product list:
A: Dr. Ph. Martin's Iridescent Calligraphy Color (11R) Ink Bottle, Copper Plate Gold
B: Calligraphy Set for Beginners - Wax Seal Stamp - 2 Dip Pens - 4 Different Calligraphy Ink Bottles - 14 Hand Lettering Worksheets - 11 Dip Pen Nibs
Answer: B,A