Complex sentence: Alexander Elsdon Martin (born January 21,1895, date of death unknown) was a British sport shooter who competed in the 1924 Summer Olympics, finishing ninth in the 600 metre free rifle competition.
Split into simpler sentences: Alexander Elsdon Martin (born January 21,1895, date of death unknown) was a British sport shooter who competed in the 1924 Summer Olympics. In 1924 he finished ninth in the 600 metre free rifle competition.