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: does this box have a good lock?
Document: This shadow box is a very nice product and I would order another to display my rocks that I wand to put on disply.
My son is a knife collector so he needed to start his collection with display cases. This one looks great just wish we could get a bigger size. It looks very clean and is sturdy. I am sure I will be buying more!
Answer: no