<http://webisa.webdatacommons.org/prov/461219844>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/12911225> .
<http://webisa.webdatacommons.org/12911225>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/12911225>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<biologydirect.com> .
<http://webisa.webdatacommons.org/12911225>	<http://www.w3.org/ns/prov#value>	"acid is an electron acceptor in the presence of valine and (C) also on the presence" .