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: rc boats for adults fast 50 mph
Product list:
A: Ready to Run, 27.5" Inches Remote Control Speed Boat S011 Electric RC Boat Top Speed 65KM/H Brushless Motor Excellent Functions for Hobbies Player Adult Boys Age 14+
B: Top Race Remote Control Water Speed Boat, Perfect Rc Toy for Pools and Lakes | for Adults and Kids of All Ages | Loved by Boys and Girls rc Radio Controlled Boats 49Mhz (TR-800) (Red)
Answer: B,A