Complex sentence: After studying in the 1850s at the Norwich School of Art, he moved to London sometime during the 1860s-painting "The Derby Cabinet" group portrait in 1868 and marrying Sarah Richmond from Tasmania, in The Stand, London in 1869.
Split into simpler sentences: After studying in the 1850s at the Norwich School of Art, he moved to London in the 1860s. He painted "The Derby Cabinet" group portrait in 1868 and married Sarah Richmond from Tasmania, in The Stand, London in 1869.