In NUMBER@1 he received LOCATION@1 's National Prize for Orchestra for ORGANIZATION@1 piezas infantiles -LRB- `` Five Children 's Pieces '' -RRB- , based on his earlier composition of the same piece for two pianos , premiered by PERSON@1 .

In NUMBER@2 he received LOCATION@1 's National Prize for Orchestra for his pieces Cinco piezas infantiles -LRB- Five Children 's Pieces -RRB- .
