Assertion: liger's tiger | /r/CapableOf | evolve into unique species
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Source sentences:
text: Then, some 3.2 million years ago, tigers began to evolve into a unique species, while lions and leopards split sometime in between 3.1 to 2 million years ago.
text: The tiger then evolved into a unique species towards the end of the Pliocene epoch, approximately 3.2 Ma.