Complex sentence: Ari Haswari is a fictional terrorist in the TV series "NCIS" played by Rudolf Martin and is the archenemy of Special Agent Leroy Jethro Gibbs.
Split into simpler sentences: Ari Haswari is a fictional character in the TV series "NCIS" played by Rudolf Martin. A terrorist, he is the archenemy of Special Agent Leroy Jethro Gibbs.