Complex sentence: It has been the home field for the TCU Horned Frogs baseball team since its opening on February 2,2003, when the Frogs lost 5-2 to UT Arlington in front of a sell out crowd.
Split into simpler sentences: It has been the home field for the TCU Horned Frogs baseball team since its opening in 2003. It officially opened on February 2,2003, when the Frogs lost 5-2 to UT Arlington in front of a sell out crowd.