input question: Fix spacing: LHCameraprovidedanunderwatervideosystemtotheWorldChampionshipinlong-distancefreedivinginapoolin2009.Thesystemincludedavideocasewitha4xcameraconnection.

output answer: LH Camera provided an underwater video system to the World Championship in long-distance freediving in a pool in 2009. The system included a video case with a 4 x camera connection.
Problem: IbsensHotelisupgradedandextendedto118rooms
What's a sentence that uses these characters?
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Ibsens Hotel is upgraded and extended to 118 rooms
Add spaces: Forthosewhohavebeenusingthesoftwarepreviously,itisalsopossibletoupgradetothefullversionwithouthavingtoreinstallanything.

Answer: For those who have been using the software previously, it is also possible to upgrade to the full version without having to reinstall anything.
DidsomeoneemailyouaHKIfileandyou'renotsurehowtoopenit?MaybeyouhavefoundaHKIfileonyourcomputerandwonderingwhatit'sfor?Windowsmighttellyouthatyoucan'topenit,orintheworstcase,youmightencounteraHKIfilerelatederrormessage.

Did someone email you a HKI file and you're not sure how to open it? Maybe you have found a HKI file on your computer and wondering what it's for? Windows might tell you that you can't open it, or in the worst case, you might encounter a HKI file related error message.
[Q]: [UnsureaboutwhichtypeofDTSfileyouhave?Doyouwanttoknowexactlywhatitis,whocreatedit,andhowtoopenit?]
[A]: [Unsure about which type of DTS file you have? Do you want to know exactly what it is, who created it, and how to open it?]
Problem: Add spaces: OutsidephonedallofRome'schurchbells.Bridgetistheonlysaint.

Spaces added:
Outside phoned all of Rome's church bells. Bridget is the only saint.