About: http://webisa.webdatacommons.org/284054173

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	There???s a ton of things people forget when they code custom dropdowns, the demo mentioned in the article for example doesn???t implement (1) ESC key to close (2) clicking outside to close.
http://www.w3.org/ns/prov#wasQuotedFrom	css-tricks.com