Complex sentence: In 1850, Laycock married Martha Broadbent, a cotton weaver, but she died two years later, and he remarried in 1858 to Hannah Woolley, who died in 1863.
Split into simpler sentences: In 1850, Laycock married Martha Broadbent, a cotton weaver, but she died two years later. He remarried in 1858 to Hannah Woolley, who died in 1863.