Complex sentence: The slider is his most common pitch, especially with two strikes in the count; it has a 60% whiff rate, the fifth-highest for a slider among relief pitchers since the 2007 season.
Split into simpler sentences: The slider is his most common pitch, especially with 2 strikes in the count. It has an outstanding 60% whiff rate, the fifth-highest for a slider among relief pitchers since the 2007 season.