Task: Query_Product_Rank
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: grey ring
Product list:
A: DovEggs Sterling Silver,2ct 8mm G-H-I Color Moissanite Engagement Brilliant Ring for Women (sterling-silver, 6.5)
B: Honor Eternity Ring Men's Silicone Ring Wedding Band (Graphite Grey, 10)
C: AnnabelZ Keychain Bracelet Wristlet Bangle Silicone Key Holder Round Keyring Tassel Key Ring Chain for Women Girls (Grey)
Answer: B,A,C