Add spaces: Thefallacyofthisargumentisobvious.

Answer: The fallacy of this argument is obvious.

Add spaces: writingbyatleasttwo-fifthsofthemembersoftheFolketingorthePrimeMinister,statingtheOrderoftheDay.

Answer: writing by at least two-fifths of the members of the Folketing or the Prime Minister, stating the Order of the Day.

Add spaces: Thefurniturechoiceiswarm,withdecorativeelementsofqualitywhichstilldisplayatouchoftheancientstyleoftheEixample.

Answer:
The furniture choice is warm, with decorative elements of quality which still display a touch of the ancient style of the Eixample.