Problem: Add spaces: wantstochangeoftensafely;

Spaces added: wants to change often safely ;
This text is missing some spaces, please add them: Butnowtheyarestilloftheopinionthatmurdermustbefoughtwithmurder,angerwithanger,andunpleasantnesswithunpleasantness,whichistheprinciple"aneyeforaneyeandatoothforatooth".
But now they are still of the opinion that murder must be fought with murder, anger with anger, and unpleasantness with unpleasantness, which is the principle "an eye for an eye and a tooth for a tooth".
input question: Fix spacing: Brussels,20September2010

output answer: Brussels, 20 September 2010
Problem: TheEuroGroup,whichisaninformalbodyconsistingofMemberStateshavingadoptedtheeuroastheircurrency,meetsthedaybeforethemeetingofECOFINanddiscussesmattersrelatedtotheeuro.
What's a sentence that uses these characters?
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The Euro Group, which is an informal body consisting of Member States having adopted the euro as their currency, meets the day before the meeting of ECOFIN and discusses matters related to the euro.
Add spaces: Managersandwhitecollar

Answer: Managers and white collar
This text is missing some spaces, please add them: Theaimofthegameistoclearallthecannonballsatthetopofthescreenbyfiringupacannonballofthesamecolortocreateatouchinggroupofthreeormore.
The aim of the game is to clear all the cannonballs at the top of the screen by firing up a cannonball of the same color to create a touching group of three or more.