_:b56538220	<http://www.w3.org/ns/oa#hasSelector>	_:b56538221 .
_:b56538220	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/62f8fe75756cfe9bee96096f566d79994b7ff5de/4> .
_:b56538221	<http://www.w3.org/ns/oa#exact>	"tumor necrosis factor" .
_:b56538221	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .