Mr. Besigye returned to Uganda last month from exile to challenge President Yoweri Museveni , a former rebel leader who took power in 1986 .
Yoweri Museveni /people/person/nationality Uganda
NNP NNP VBD TO NNP JJ NN IN NN TO VB NNP NNP NNP , DT JJ NN NN WP VBD NN IN CD .
Yoweri Museveni
PERSON
Uganda
LOCATION
/people/person/nationality