Assertion: flu vaccine | /r/CapableOf | provide better protection
Facets:
value: against influenza b
type: TRANSITIVE-OBJECT
Source sentences:
text: Since 2009, VE studies looking at how well the flu vaccine protects against medically attended illness have suggested that when vaccine viruses and circulating flu viruses are well-matched, flu vaccines provide better protection against influenza B or influenza A (H1N1) viruses than against influenza A (H3N2) viruses.