I could only find one of them on iaaf.org:
Maiyo Jonathan Kiplimo KEN
Sex Weight Height Date of Birth Place of birth
M 01/01/1988
Personal Best - Outdoor
Performance Wind Place Date
10 Kilometres 27:45 Rotterdam 13/09/2009
Half Marathon 59:08 Rotterdam 13/09/2009
Marathon 2:12:45 Rotterdam 11/04/2010
So big PR for the "24" year old but more in line with his half Pr.