Assertion: owl | /r/HasProperty | the owl-elf
Facets:
Source sentences:
text: The smallest owl in the world is the Owl-elf, which is 5 to 6 centimeters tall and weighs only a few grams.
text: The weight of the smallest owl (known as Elf Owl) on earth is about 31 g (1.1 oz) with the length of 13.5 cm (5.3 inches).