_:b57561644	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/82505ca7619cf80b1d36b0e7fef71bf04ef6d733/5> .
_:b57561645	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57561645	<http://www.w3.org/ns/oa#exact>	"MHC" .
_:b57561644	<http://www.w3.org/ns/oa#hasSelector>	_:b57561645 .