[Q]: [Beforelivingcommunitiesininteractionwitheachother.]
[A]: [Before living communities in interaction with each other.]
Problem: Add spaces: Havefunwiththisnewchallengeandimproveyourdrivingskillsinbecomingthebesttraindriveronline.Goodluck!

Spaces added: Have fun with this new challenge and improve your driving skills in becoming the best train driver online.Good luck!
This text is missing some spaces, please add them: Delayscannotbetoleratedinthisareawhenthingsgethectic.Here,apedestalwithvideocamera,callbuttonsandaccesscontrolregulatetheentrance.
Delays cannot be tolerated in this area when things get hectic. Here, a pedestal with video camera, call buttons and access control regulate the entrance.
input question: Fix spacing: ExhibitionattheFNACinDonosti

output answer: Exhibition at the FNAC in Donosti
Problem: Evidenceoffourbuildingsandseveralfencelineswererevealed.
What's a sentence that uses these characters?
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Evidence of four buildings and several fence lines were revealed.
Carpetsandotherfloorcoverings,ofcotton,woven,nottuftedorflocked,ofpileconstruction,notmadeup(excl.Kelem,Schumacks,Karamanieandsimilarhandwovenrugs)
Carpets and other floor coverings, of cotton, woven, not tufted or flocked, of pile construction, not made up (excl. Kelem, Schumacks, Karamanie and similar handwoven rugs)