Complex sentence: This approach has been an important influence on the short story in Ireland, and remained unchallenged until Jack Hart declared in the preface to his collection "From Under Gogol's Nose" (2004) that the parameters of the short story had been set too narrowly.
Split into simpler sentences: This approach has been an important influence on the short story in Ireland. Recently Jack Hart declared in the preface to his collection "From Under Gogol's Nose" (2004) that the parameters of the short story had been set too narrowly.