Instruction: Given a query and a product, identify if the product is somewhat relevant to the query. It fails to fulfill some aspects of the query but the product can be used as a functional substitute. Only output yes or no.

Input:
Query: rubber stair treads
Product: Rubber Stair Treads - Set of 3 48" Extra Wide Elegant Outdoor Black Scrollwork Rubber Non Slip Stair Treads Mat
Answer: no