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: griswold family christmas dvd
Product list:
A: National Lampoon's Christmas Vacation
B: Family Christmas Shirt Tree Fun Old Fashioned Christmas T-Shirt
Answer: A,B