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: deer in the headlights costume
Product list:
A: Leg Avenue Women's Costumes, Brown, Medium
B: Rasta Imposta Deer in Headlights Couple Costume
Answer: B,A