Assertion: porcupine's body | /r/HasProperty | covered up to 50 centimetres
Facets:
value: in length
type: OTHER
value: in long spines
type: OTHER
Source sentences:
text: The body is covered in long spines up to 50 centimetres (20 in) in length, interspersed with thicker, sharply pointed, defence quills up to 30 centimetres (12 in) long, and with bristly, blackish or brownish fur.