Is an ancestor of is a transitive relation: if Alice is an ancestor of Bob, and Bob is an ancestor of Carol, then Alice is an ancestor of Carol.
Is an ancestor of
I'm not moving there; I'd rather stay put.
The moon is made of green cheese. Since when?
We'd each grab a twenty-ounce Coke from the cold case, and at the end of the movie, Kate would still have a nearly full bottle.
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