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: waterproof iphone 6s plus case with screen protector
Product list:
A: Lanhiem iPhone 6 / 6s Case, IP68 Waterproof Dustproof Shockproof Case with Built-in Screen Protector, Full Body Sealed Underwater Protective Clear Cover for iPhone 6 / 6s (Black)
B: ImpactStrong iPhone 6 Plus / 6s Plus Waterproof Case [Fingerprint ID Compatible] Slim Full Body Protection for Apple iPhone 6 Plus & 6s Plus (5.5") - Ocean Blue
Answer: B,A