Instruction: Assess the relevance of a product to a given query by determining if it can function as a substitute, despite not fully meeting certain aspects of the query. Provide a binary output of yes or no based on this evaluation.

Input:
Query: round register cover
Product: 6" Round Ceiling Diffuser - Easy Air Flow - HVAC Vent Duct Cover [White] - [Outer Dimensions: 9.75"]
Answer: no