Complex sentence: They also signed center-forward J. J. Hickson, who was previously with the Portland Trail Blazers and 5' 9 guard Nate Robinson, who played for the Bulls during the 2012--2013 season.
Split into simpler sentences: They also signed center-forward J. J. Hickson, who was previously with the Portland Trail Blazers. They signed 5' 9 guard Nate Robinson, who played for the Bulls during the 2012--2013 season.