Assertion: iceberg lettuce's leaf | /r/HasProperty | sweet
Facets:
Source sentences:
text: Try to harvest in the morning when the leaves are crisp, sweet, and full of moisture.
text: The upright leaves are crispy and sweet.
text: Romaine lettuce has a large, upright, loaf-shaped head with long narrow stiff leaves that look coarse but are crisp, tender, and sweet.