<http://webisa.webdatacommons.org/concept/polymerization_step_>	<http://webisa.webdatacommons.org/ontology#hasHead>	"step" .
<http://webisa.webdatacommons.org/concept/polymerization_step_>	<http://www.w3.org/2000/01/rdf-schema#label>	"polymerization step" .
<http://webisa.webdatacommons.org/concept/polymerization_step_>	<http://webisa.webdatacommons.org/ontology#hasPreModifier>	"polymerization" .