<https://unofficialwarmoth.com/threads/suggestions-for-mm-bass-pickup.3520/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/DiscussionForumPosting>
<https://unofficialwarmoth.com/threads/suggestions-for-mm-bass-pickup.3520/>