Complex sentence: In March 2012, "Marry the Night" was certified Gold by the Recording Industry Association of America (RIAA), and as of April 2015, it has sold 713,000 copies in the United States.
Split into simpler sentences: In March 2012, "Marry the Night" was certified Gold by the Recording Industry Association of America (RIAA). As of April 2015, it has sold 713,000 copies in the United States.