_:b56549341	<http://www.w3.org/ns/oa#exact>	"oxygen" .
_:b56549340	<http://www.w3.org/ns/oa#hasSelector>	_:b56549341 .
_:b56549341	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56549340	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/a4e01d3bf89d378e193bfc7db20f228741e5769a/1> .