Complex sentence: Joanna Clare Yeates (19 April 1985--17 December 2010) was a landscape architect from Hampshire, England, who went missing on 17 December 2010 in Bristol after an evening out with colleagues.
Split into simpler sentences: Joanna Clare Yeates (19 April 1985--17 December 2010) was a landscape architect from Hampshire, England. She went missing on 17 December 2010 in Bristol after an evening out with colleagues.