input question: Fix spacing: ThemathematicalseminarinBerlinhadbeenjointlyfoundedin1861byKummerandWeierstrassand,whenKummerretiredin1883,Kroneckerbecameacodirectoroftheseminar.

output answer: The mathematical seminar in Berlin had been jointly founded in 1861 by Kummer and Weierstrass and, when Kummer retired in 1883, Kronecker became a codirector of the seminar.


Problem: Andthewallshavetokeepthemarksofarrowsshotandshell,insteadofmarkersandhands.
What's a sentence that uses these characters?
-
And the walls have to keep the marks of arrows shot and shell, instead of markers and hands.


Add spaces: UnsureaboutwhichtypeofZ9fileyouhave?Doyouwanttoknowexactlywhatitis,whocreatedit,andhowtoopenit?

Answer: Unsure about which type of Z9 file you have? Do you want to know exactly what it is, who created it, and how to open it?


Smallerflowersattractmanybeesandbutterflies.

Smaller flowers attract many bees and butterflies.


[Q]: [LockoftheTorpedo-tubeoftheWreck-Picture:MarineResearchGermany]
[A]: [Lock of the Torpedo-tube of the Wreck - Picture: Marine Research Germany]


Problem: Add spaces: Rarelydoyoufindacitywheredeliciousfoodisavailableatsuchaffordableprices.

Spaces added:
Rarely do you find a city where delicious food is available at such affordable prices.