Complex sentence: On July 20,2010, Ulloa was signed by FC Dallas as a homegrown player along with Moises Hernandez and Ruben Luna, however he wasn't eligible to play for the first team until the 2011 season.
Split into simpler sentences: On July 20,2010, Ulloa was signed by FC Dallas as a homegrown player along with Moises Hernandez and Ruben Luna. However, he wasn't eligible to play for the first team until the 2011 season.