About: http://webisa.webdatacommons.org/15039786

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	One button will check all the checkboxes and other button will uncheck all the buttonsUsing Buttons in JavaScriptsHow to write some javascripts for button clicks.
http://www.w3.org/ns/prov#wasQuotedFrom	4--all.com