Complex sentence: Charles John Huffam Dickens (7 February 1812--9 June 1870) was an English writer and social critic who created some of the world's most memorable fictional characters and who is generally regarded as the greatest novelist of the Victorian period.
Split into simpler sentences: Charles John Huffam Dickens (7 February 1812--9 June 1870) was an English writer and social critic. He created some of the world's most memorable fictional characters, and is generally regarded as the greatest novelist of the Victorian period.