Question: When was the Kenyan long- and middle-distance runner which Wes Kittley made a national champion born? 
Sentence (from "Mehdi Baala"): As of July 2013, he holds French national outdoor records for four distances (800m: 1.43.15, 1000m: 2.13.96, 1500m: 3.28.98 and 2000m: 4.53.12; all of these were set from 2002 to 2005) and French national indoor records for four distances (800m, 1000m, 1500m and the mile; all of these were set from 2003 to 2009).
Relevant evidence: No