<http://webisa.webdatacommons.org/prov/291118434>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/387195803> .
<http://webisa.webdatacommons.org/387195803>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/387195803>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<psychologicalscience.org> .
<http://webisa.webdatacommons.org/387195803>	<http://www.w3.org/ns/prov#value>	"Our voices are a resource that can be perpetually ready to serve our needs if we practice stretching our expressiveness through taped vocal exercises such as those used by professional singers." .