Complex sentence: Muñecos De Papel had such success that it went on a national tour throughout Mexico and was nominated as "Revelation of the Year" at the second annual awards show "Premios Eres", and won the coveted honor.
Split into simpler sentences: Muñecos De Papel had such success that the group went on a national tour throughout Mexico. At the second annual awards show, "Premios Eres", Muñecos De Papel was nominated as "Revelation of the Year", and won the coveted honor.