Assertion: penguin's bird | /r/HasProperty | medium-sized
Facets:
Source sentences:
text: Adélie penguins are medium-sized birds, standing between 18 to 28 inches, and weighing 7.9 to 13.2 pounds.
text: Humboldt penguins are medium-sized birds, ranging from 66 to 70 cm (about 26 to 28 in) in length, and weighing around 4 to 5 kg (around 9 to 11 lbs).