Assertion: synthetic antibiotic | /r/HasProperty | produced
Facets:
value: since
type: TEMPORAL
Source sentences:
text: However, Synthetic antibiotics, usually chemically related to natural antibiotics, have since been produced that accomplish comparable tasks.
text: Synthetic antibiotics, usually chemically related to natural antibiotics, have since been produced that accomplish comparable tasks.
text: Synthetic antibiotics, usually chemically related to natural antibiotics, have since been produced that accomplish comparable tasks.