Assertion: sulfa drug | /r/HasProperty | the wonder drugs
Facets:
value: before penicillin
type: TEMPORAL
Source sentences:
text: They were the "wonder drugs" before penicillin and are still used today.
text: They were the "wonder drugs" before penicillin and are still used today.
text: They were the wonder drugs before penicillin and are still used today.