Benedicto is one of the best songwriters in Galician language on Spain at he last 60's and swinging 70's. He was one of the founders of the collective Voces Ceibes (Free Voices), a collective of Galician songwriters, leaded by poet Manuel María Fernández, which objective was the vindication of Galician as language, and the culture and literature of Galicia (North-West of Spain). His style, instead his "French-Catalan" beginnings, has a root in Galician folklore. His 1st work was a EP with four songs at the fall of 60s decade, also recitals and concerts by Galicia and Madrid and other places. At the beginning of the 70s decade, he went to Portugal for meeting the great Portuguese songwriter Jose Afonso; since that moment, Benedicto accompany with guitar to Jose Afonso in his tours around Portugal, Paris, Galicia and some other places. In 1974, Benedicto back to Galicia and records his 1st album with the production of Argentine songwriter Alberto Gambino: Pola unión (For the union) released in 1977. To this, will follows Os nomes das cousas (The things names). But later he won't record no more albums, although his career was very intense. He alternates his own writings with the writings of the greater poets of Galicia as Celso Emilio Ferreiro, Manuel Curros Enríquez or Manuel Cabada Vázquez; also he alternates in the 70's his own music with traditional Galicians ballads.