Complex sentence: Cobos was defeated by Robert Francis "Beto" O'Rourke, son of former El Paso County Judge Pat O'Rourke and the son-in-law of William "Bill" Sanders.
Split into simpler sentences: Cobos was defeated by Robert Francis "Beto" O'Rourke. O'Rourke is the son of former El Paso County Judge Pat O'Rourke and the son-in-law of William "Bill" Sanders.