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: adult football helmet
Product list:
A: Loudmouth Football Mouth Guard | 3D Chrome Grillz Adult & Youth Mouth Guard | Mouth Piece for Sports | Maximum Air Flow Mouth Guards | Lip and Teeth Protector (3D Grillz - Chrome White/Gold)
B: Schutt Sports Varsity Flex 4.0 Skill Football Shoulder Pads, Black, Large
C: Tychon Premium Soft Padded Headgear - Protection Scrum Cap for Youth & Adults - Soft Helmet for Flag Football 7 on 7, Rugby Sports & Seizures - Head Protective Helmet Fall Protection (Black, L)
Answer: C,A,B