<https://secure.gravatar.com/avatar/e7c0262fbc5372b3d0fc52183f82f821?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.odysseymagazine.com/carson-red-planet-35-78x76mm-newtonian-reflector-review/>