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.

He was glumpy enough when I called.

[…] by its close analogy with a more elaborate composition on a contorniate medal of the same Emperor, which was certainly commemorative of that event.

Further Indian men did not practice analingus, brachioproctic acts, or sex under the influence of drugs other than alcohol.