Complex sentence: On Tuesday, December 17,2013 she gave birth to fraternal twins, son John Aether Ramirez Land, and daughter Gaia Jissel Ramirez Land.
Split into simpler sentences: On Tuesday, December 17,2013 she gave birth to fraternal twins, one boy and one girl. They are named Gaia Jissel Ramirez Land and son John Aether Ramirez Land.