Instruction: Analyze a question and its supporting document. Predicting answerability based on the information provided in the document. Output yes if the document contains relevant information to answer the question, otherwise output no.

Input:
Question: What color are these?  Grey or Black?
Document: I specifically chose this product over a vinyl-coated weight because I thought its surface would have less of a tendency to scratch and peel. However, as soon as I took it out of the box the coating was flaking off a few of the edges. Other than that I am happy with this weight and find it comfortable to hold even though I have small hands.
Answer: no