Assertion: porcupine's quill | /r/HasProperty | dislodged
Facets:
value: from the porcupine's skin
type: OTHER
value: easily
type: MANNER
Source sentences:
text: Quills are easily dislodged from the porcupine's skin, but cannot be thrown.
text: It has been estimated that the porcupine has over 30 000 quills, so it is not incapacitated by a single encounter with an enemy, when several hundred quills may be dislodged.