Assertion: turtle's bony shell | /r/HasProperty | special
Facets:
Source sentences:
text: Turtles are reptiles of the order Chelonii or Testudines and are characterised by a special bony shell which is developed from their ribs and acts as a shield against predators.
text: Turtles are reptiles of the order Testudines or Chelonii and are characterised by a special bony shell which is developed from their ribs and acts as a shield against predators.