Complex sentence: During Venezuela's holding of the OPEC presidency in 2000, Chávez made a ten-day tour of OPEC countries, in the process becoming the first head of state to meet Saddam Hussein since the Persian Gulf War.
Split into simpler sentences: During Venezuela's holding of the OPEC presidency in 2000, Chávez made a ten-day tour of OPEC countries. In the process, he became the first head of state to meet Saddam Hussein since the Gulf War.