Assertion: emperor penguin | /r/CapableOf | breed on ice shelves
Facets:
Source sentences:
text: Many Emperor penguins breed on ice shelves that only form during the Antarctic winter.
text: Emperor penguins can climb steep ice cliffs and have been known to breed up on ice-shelves, if the sea ice below fails.
text: Many Emperor penguins breed on ice shelves that only form during the Antarctic winter.