Complex sentence: Exchanges between Mahmoud Ahmadinejad and Israel have demonstrated strained relations between Iranian President Mahmoud Ahmadinejad and the State of Israel, characterized by contentious speeches and statements, including calls to "eliminate the Zionist regime" (Israel).
Split into simpler sentences: Exchanges between Mahmoud Ahmadinejad and Israel have demonstrated strained relations between the Iranian President and the Jewish state. These exchanges have been characterized by contentious speeches and statements, including calls to "eliminate the Zionist regime" (Israel).