<http://webisa.webdatacommons.org/concept/signal_s1_>	<http://webisa.webdatacommons.org/ontology#hasHead>	"s1" .
<http://webisa.webdatacommons.org/concept/signal_s1_>	<http://www.w3.org/2000/01/rdf-schema#label>	"signal s1" .
<http://webisa.webdatacommons.org/concept/signal_s1_>	<http://webisa.webdatacommons.org/ontology#hasPreModifier>	"signal" .