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: airsoft glock 19
Product list:
A: Kobra IWB KYDEX Holster - Inside Waistband with Adjustable Cant for Concealed Carry for Ri& Left Handed Glock 17 22 x 31 and 19 23 x 32 / M&P Shield 9 x 40mm - Black
B: GLOCK 17 Blowback .177 Caliber BB Gun Air Pistol, Gen4 , Black
C: Elite Force Glock 19 Gen3 GBB 6mm BB Pistol Airsoft Gun
Answer: C,B,A