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: x light
Product list:
A: Upgraded Big Chip 395nm UV LED Black Light fixtures with Gooseneck and clamp for UV Gel Nail and Ultraviolet Curing, Portable Ultra Violet Blacklight 5V USB Input (Black 2W)
B: Laser F/X: The Light Show Handbook (Mark II)
C: AIJIA 2x2FT White LED Flat Panel Light,40W,Dimmable 0-10V,5000LM,5000K Daylight Drop Ceiling Light,Recessed Back-Lit LED Troffer Fixture,Dustproof Energy Efficient LED Ceiling Panel -ETL,DLC,UL(2Pack)
Answer: A,C,B