<http://webisa.webdatacommons.org/79900539>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/202994269>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/79900539> .
<http://webisa.webdatacommons.org/prov/196518805>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/79900539> .
<http://webisa.webdatacommons.org/prov/377227216>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/79900539> .
<http://webisa.webdatacommons.org/79900539>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/79900539>	<http://www.w3.org/ns/prov#value>	"ed by the time you are set, such as sports and study and training, practice and a break!Are you studying or sports or training efficiently?It is said that the concentration of human can keeping generally 30 or 60 minutes." .