_:b56557924	<http://www.w3.org/ns/oa#hasSelector>	_:b56557925 .
_:b56557924	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/89b693e87a5043272d0aa0211a473ecf0f141a03/2> .
_:b56557925	<http://www.w3.org/ns/oa#exact>	"oxygen therapy" .
_:b56557925	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .