Instruction: Rank the products A, B, C, ... based on their relevance to the provided query, and produce a ranked list with the most relevant product positioned at the top of the list.

Input:
Query: platform bed without headboard
Product list:
A: ZINUS Brock Metal and Wood Platform Bed Frame / Solid Acacia Wood Mattress Foundation / No Box Spring Needed / Easy Assembly, Queen
B: Einfach King Size Modern Deluxe Platform Bed Frame Button Tufted Fabric Upholstered Bed Frame with Adjustable Headboard/ Strong Wood Slats Support/ Mattress Foundation/ Easy Assembly, Dark Grey
C: Einfach Rustic Platform Metal Bed Frame with Wooden Headboard and Footboard/Mattress Foundation with Strong Slat Support/No Box Spring Needed/ Easy Assembly,Queen
Answer: B,C,A