Moses Cheruiyot Mosop, 27, Kenyan
Mosop competed for Kenya in the 2004 Olympics and took the 10,000m bronze at the 2005 World Athletics Championships. In Boston last year, he ran the second-fastest marathon time ever recorded: two hours, three minutes and six seconds.
Martin Lel, 34, Kenyan
Lel won the London Marathon in 2005, 2007 and 2008, the New York Marathon in 2003 and 2007, and the Great North Run in 2007 and 2009. His PB is two hours, five minutes and 15 seconds.
David Barmasai, 24, Kenyan
It was the biggest win of Barmasai’s career so far when he finished 2011’s Dubai Marathon in two hours, ten minutes and 31 seconds. He also finished eighth in Boston in April and 16th in Amsterdam in October.
Tirfi Tsegaye, 28, Ethiopian
Tsegaye won the Paris Marathon in April last year with a time of two hours, 21 minutes and 40 seconds. She finished runner-up in Berlin in September 2012, with a personal best time of two hours, 21 minutes and 19 seconds.
Koren Jelela, 26, Ethiopian
Tsegaye’s running partner will also compete, putting to the test her current personal best of two hours, 22 minutes and 43 seconds, which she recorded at the Toronto Marathon in 2011.
Isabellah Andersson, 32, Kenyan-born Swede
Andersson returns to put up a fight and challenge a personal best that was recorded at the Dubai Marathon in 2011: she crossed the finish line in two hours, 23 minutes and 41 seconds.