<https://secure.gravatar.com/avatar/0e13e427bfb837843d6cd1b66a071e0f?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://blog.investree.id/bisnis/rekomendasi-usaha-makanan-online-menguntungkan/>