_:b57463032	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/68c3b9a12cb7f00790bdcfe7e32b767f13361f76/1> .
_:b57463033	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57463032	<http://www.w3.org/ns/oa#hasSelector>	_:b57463033 .
_:b57463033	<http://www.w3.org/ns/oa#exact>	"S antibodies" .