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: lawn trencher
Product list:
A: ECHO 17 in. 21.2 cc Gas PAS Trimmer and Edger Kit
B: Sun Joe SJEDGE7 12-Amp Electric Wheeled Landscape 2-in-1 Edger + Trencher
C: GeoRipper MiniTrencher GR616, Handheld and Lightweight Mini Trencher That Offers Portability and Fast Digging Capabilities for Landscaping and Irrigation Applications
Answer: B,A,C