In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

[EX Q]: Haeckel promoted and popularised Charles Darwin 's work in Germany and developed the controversial recapitulation theory ( " ontogeny recapitulates phylogeny " ) .
[EX A]: Haeckel promoted and popularised Charles Darwin 's work in Germany and developed the influential but no longer widely held recapitulation theory ( " ontogeny recapitulates phylogeny " ) claiming that an individual organism 's biological development , or ontogeny , parallels and summarises its species ' evolutionary development , or phylogeny .

[EX Q]: Hertha was a founder of the Bundesliga in 1963 and was Berlin 's reigning champion .
[EX A]: At the time of the formation of the Bundesliga in 1963 , Hertha was Berlin 's reigning champion and so became an inaugural member of the new professional national league .

[EX Q]: Today , the number of categories has grown to award " Best Young Actor and Actress in an International Feature Film " , " Best Young Actor and Actress in a Short Film " , " Best Young Supporting Actor and Actress in Film " , " Best Young Ensemble Cast " , " Best Young Recurring Actor and Actress in a TV Series " , and " Best Young Guest-starring Actor and Actress in a TV Series " .
[EX A]:
Over time , the competitive categories have been expanded to include " Best Young Actor and Actress in an International Feature Film " , " Best Young Actor and Actress in a Short Film " , " Best Young Supporting Actor and Actress in Film " , " Best Young Ensemble Cast " , " Best Young Recurring Actor and Actress in a TV Series " , and " Best Young Guest-starring Actor and Actress in a TV Series " , with many of the categories being split to acknowledge young artists age 10 and under in their own separate categories .