I tried that autosummary for 10 sentences:

“Clark!”
“Uh, Lois,” Clark interrupted.
“Stop it, Clark!”
“Clark!”
“Clark!”
Especially Clark’s.
Clark asked.
Clark asked.
“Hi, Clark!”
Good idea, Clark.

rotflol

I was home eating chocolate—cottage cheese.
Chocolate flavoured cottage cheese. It's a new flav—
I was doing my laundry.
—Lois Lane