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: light blue christmas tree
Product list:
A: 612 Vermont 100 Blue Christmas Lights on a White Wire String, UL Approved, Indoor / Outdoor Use, 18 of Lighted Length, 20 of Total Length
B: Kasa Smart Light Switch HS200, Single Pole, Needs Neutral Wire, 2.4GHz Wi-Fi Light Switch Works with Alexa and Google Home, UL Certified, No Hub Required , White
C: National Tree Company Pre-Lit 'Feel Real' Artificial Full Christmas Tree, Green, Frasier Grande, White Lights, Includes Stand, 7.5 Feet
Answer: C,A,B