Assertion: humpback whale's range | /r/HasProperty | base of the neogene
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Source sentences:
text: I know that PaleoBioDB explicitly says "Age range: base of the Neogene to the top of the Holocene or 23.03000 to 0.00000 Ma", but every single PaleoBioDB data sheet with an age range says "Age range: base of the X to top of the Y", so it seems to be more of a standardised text than anything else.