Assertion: orange's skin | /r/HasProperty | own tough
Facets:
Source sentences:
text: They are easy to transport because each orange comes in its own tough skin which acts as a container.
text: They are too sour to eat raw, but are great for marmalades or cooking with, and have a rough skin.
text: Its tough skin makes it "especially suitable for export".
text: An orange has a tough shiny orange skin.
text: They are easy to transport because each orange comes in its own tough skin which acts as a container.