Etymology: Etymologically meaning MUYU - MUYU this in the Aymara language that means "return ticket" to be translated guitar turning.
Classification: According to the classification proposed in the book "Musical Instruments of Bolivia" by Ernesto Cavour 1999, the guitar Muyu Muyu, belongs to the first instruments invented by Cavour, this is a musically mixtófono, cordófono double lines, alternating touch and implementation optional.
      
The investigation and interpretation of musical Muyu Muyu the guitar as an instrument invented in Bolivia that this projection in the world has been most significant achievement in the career of Franz Valverde until now. 
He was honored by THE AMERICAN CHAMBER JUNIORS OUSTANDING YOUNG’S THE PERSONS as a young outstanding in the city of La Paz, in the category cultural achievements, and is also honored as outstanding young Bolivian in the category of cultural achievements, in the city of Santa Cruz.
CICOMBOL Award (Circle of Communicators in Bolivia) for best instrumental theme in the Municipal Theater "Alberto Saavedra Perez" in the city of La Paz.