Q: Remove the spaces from the following sentence: Users online: 29, Guests online: 79
A: [Usersonline:29,Guestsonline:79]

Q: Remove the spaces from the following sentence: When will, concerning the subject, more information focus on important matters?
A: [Whenwill,concerningthesubject,moreinformationfocusonimportantmatters?]

Q: Remove the spaces from the following sentence: In some cities, alliances were made with the old bourgeois parties (in Copenhagen even with the Social Democracy and the [reformist] Socialist People's Party), whereas in other cities they are completely marginalized (Roskilde, Køge).
A: [Insomecities,alliancesweremadewiththeoldbourgeoisparties(inCopenhagenevenwiththeSocialDemocracyandthe[reformist]SocialistPeople'sParty),whereasinothercitiestheyarecompletelymarginalized(Roskilde,Køge).]

Q: Remove the spaces from the following sentence: Possibly, then, some of the men who joined in this intrigue (which it undoubtedly was) thought they were doing right.
A:
[Possibly,then,someofthemenwhojoinedinthisintrigue(whichitundoubtedlywas)thoughttheyweredoingright.]