Complex sentence: Endre Ady (Érmindszent-November 22,1877; Budapest-January 27,1919) was a Hungarian poet, one of the most important poets not only in the corpus of Hungarian literature but also in world literature.
Split into simpler sentences: Endre Ady (Érmindszent-November 22,1877; Budapest-January 27,1919) was a Hungarian poet. He was one of the most important poets not only in the corpus of Hungarian literature but also in world literature.