Instruction: Given a question and its related document, determine if the question is answerable by analyzing the information in the document. Output yes if the document addresses the question, or no otherwise.

Input:
Question: Do you have a smaller version of this cord lock that would work to connect a 1/8" male headphone jack to a female extension cord? A 4" lock seems too
Document: Excellent for protecting your cord connections from the elements
this was not really necessary. Used the lights with no problem without it
Answer: no