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: keyboard 88 weighted keys
Product list:
A: Alesis Recital  88 Key Digital Piano Keyboard with Semi Weighted Keys, 2x20W Speakers, 5 Voices, Split, Layer and Lesson Mode, FX and Piano Lessons
B: Donner DEP-10 Beginner Digital Piano 88 Key Full Size Semi-Weighted Keyboard, Portable Electric Piano with Sustain Pedal, Power Supply
Answer: A,B