<http://www.benningtonmarine.com/en-us/articles/tips/choosing-the-right-outboard-for-your-pontoon-boat/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.benningtonmarine.com/en-us/articles/tips/choosing-the-right-outboard-for-your-pontoon-boat/>