Assertion: papaya's papain | /r/ObjectUse | used as natural meat tenderizer
Facets:
value: for thousands of years
type: TEMPORAL
Source sentences:
text: Papain has been used as a natural meat tenderizer for thousands of years and today is an ingredient in many commercial meat tenderizers.
text: Papain has been used as a natural meat tenderizer for thousands of years and today is an ingredient in many commercial meat tenderizers.