Assertion: olive's oil | /r/HasProperty | the key
Facets:
value: in the cuisine of the mediterranean
type: LOCATION
value: to a longer life
type: PURPOSE
Source sentences:
text: The Mediterranean diet is a heart–healthy diet, and it’s rich in olive oil, so olive oil must be heart-healthy and the key to a longer life.
text: The olive fruit and its oil are key elements in the cuisine of the Mediterranean and are popular outside the region.