Assertion: antibiotic | /r/HasProperty | a group of medicines
Facets:
Source sentences:
text: Antibiotics are a group of medicines that are used to treat infections caused by some germs (bacteria and certain parasites).
text: Antibiotics are the group of drugs which are either produced by microorganisms or may be produced synthetically.
text: Antibiotics are a group of medicines that are used to treat infections.