Complex sentence: Richard Howitt (1799--1869), British poet, born at Heanor in Derbyshire in 1799, was the son of Thomas Howitt and Phoebe Tantum.
Split into simpler sentences: Richard Howitt (1799--1869) was a British poet. Howitt was born in Heanor in Derbyshire in 1799, was the son of Thomas Howitt and Phoebe Tantum.