Complex sentence: He is considered one of the three most important authors in the Netherlands in the postwar period, along with Harry Mulisch and Gerard Reve.His works include novels, short stories, plays, poetry, essays, and philosophical and scientific works.
Split into simpler sentences: He is considered one of the three most important authors in the Netherlands in the postwar period, along with Harry Mulisch and Gerard Reve. His "oeuvre" includes novels, short stories, plays, poetry, essays, and philosophical and scientific works.