Complex sentence: After the war, Gelayev became deputy Prime Minister under the new Chechen President Aslan Maskhadov in April 1997; he went on a Hajj pilgrimage to Mecca and took on the name Hamzat.
Split into simpler sentences: After the war, Gelayev became deputy Prime Minister under the new Chechen President Aslan Maskhadov in April 1997. Gelayev went on a Hajj pilgrimage to Mecca and took on the name Hamzat.