<http://webisa.webdatacommons.org/447870206>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/339097624>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/447870206> .
<http://webisa.webdatacommons.org/447870206>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/447870206>	<http://www.w3.org/ns/prov#value>	"An object of the invention is to provide a video terminal, a video terminal communication system, and a video conferencing system, wherein the screen layout of the main screen and the subscreen is automatically changed and optimized through selection of the types of images to be displayed on the main screen and the subscreen." .