Problem: Add spaces: Sinceitspremierein1842,ithasundergonechanges,abbreviationsandadditions,butmostnotablyinthisbeautifulandcriticallyacclaimedstagedirection,wherethesecondactappearswithnewchoreographybySorellaEnglundandNikolajHubbeandnewmusicbyLouiseAlenius.

Spaces added: Since its premiere in 1842, it has undergone changes, abbreviations and additions, but most notably in this beautiful and critically acclaimed stage direction, where the second act appears with new choreography by Sorella Englund and Nikolaj Hubbe and new music by Louise Alenius.
This text is missing some spaces, please add them: AirHockeyOthergameslikeAirInvaders
Air Hockey Other games like Air Invaders
input question: Fix spacing: Price:19(Registrationbeginsfrom1stOctober)

output answer: Price: 19 (Registration begins from 1st October)
Problem: BesidesthelargenumberofmuseumsandchurchesinRome,therearealsoplentyofcosyparksidealforapicnic,includingVillaBorghese.
What's a sentence that uses these characters?
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Besides the large number of museums and churches in Rome, there are also plenty of cosy parks ideal for a picnic, including Villa Borghese.
Add spaces: OnlythosewhohavebeenproperlybaptizedintoChrist,afterknowingthetruth,areinthisposition,anditisamockeryoftheemblemstosharethemwithanyoneapartfromsuch.

Answer: Only those who have been properly baptized into Christ, after knowing the truth, are in this position, and it is a mockery of the emblems to share them with anyone apart from such.
This text is missing some spaces, please add them: 19AndPilatewroteatitle,andputitonthecross.Andthewritingwas,JESUSOFNAZARETHTHEKINGOFTHEJEWS.
19 And Pilate wrote a title, and put it on the cross. And the writing was, JESUS OF NAZARETH THE KING OF THE JEWS.