Complex sentence: The 18th century also saw the first British novels in the works of Daniel Defoe, Samuel Richardson, and Henry Fielding, while the late 18th and early 19th century was the period of the Romantic poets Wordsworth, Coleridge, Shelley and Keats.
Split into simpler sentences: The 18th century saw the first British novels in the works of Daniel Defoe, Samuel Richardson, and Henry Fielding. It also saw the first novels in the works of Daniel Defoe, Samuel Richardson, and Henry Fielding, while the late 18th and early 19th century was the period of the Romantic poets Wordsworth, Coleridge, Shelley and Keats.