Input (grade 12): George Herbert Leigh Mallory (18 June 1886 & ndash; 8\/9 June 1924) was an English mountaineer who took part in the first three British expeditions to Mount Everest in the early 1920s.
Output (grade 12): Mallory was born in Mobberly, Cheshire, the son of Herbert Leigh Mallory (1846 - 1943), a clergyman who changed his name to Leigh-Mallory in 1914.