Complex sentence: On March 6,1988 Ruiz Tlapanco enlisted in the Mexican Army and deserted the army on November 16,1999, eventually founding Los Zetas along other 40 ex-soldiers.
Split into simpler sentences: On March 6,1988, Ruiz Tlapanco enlisted in the Mexican Army. He deserted on November 16,1999, eventually founding Los Zetas along other 40 ex-soldiers.