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<http://webisa.webdatacommons.org/72785670>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<patents.com> .
<http://webisa.webdatacommons.org/prov/162252132>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/72785670> .
<http://webisa.webdatacommons.org/prov/164664822>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/72785670> .
<http://webisa.webdatacommons.org/72785670>	<http://www.w3.org/ns/prov#value>	"The present invention further provides systems and methods for complete re-creation of the classroom teaching model, including live lectures (audio and video), presentation slides, slide notes, comments/questions (via email, chat, and/or live" .