First Lady: "And was he related to you, dear?"

Second Lady: "Oh, yes. You see, that gentleman's mother was my mother's

mother-in-law, but he is not on speaking terms with my papa."

First Lady: "Oh, indeed!" (But you could see that she was not much

wiser.)

How was the gentleman related to the Second Lady?

Amusements in Mathematics · 第 69 / 970 题