input question: Fix spacing: SpaintakesoverthePresidencyoftheCounciloftheEuropeanCommunities.

output answer: Spain takes over the Presidency of the Council of the European Communities.

input question: Fix spacing: However,itisstillanopenquestionastowhetherB(2,5)isfinite.

output answer: However, it is still an open question as to whether B(2, 5) is finite.

input question: Fix spacing: active4years,6monthsago

output answer: active 4 years, 6 months ago

input question: Fix spacing: HeplayedatthehighestlevelandbeatLaskerononeoccasionwhileLaskerwasWorldChessChampion.

output answer:
He played at the highest level and beat Lasker on one occasion while Lasker was World Chess Champion.