Dataset {
    Float32 X[X = 593];
    Float32 Y[Y = 699];
    Float32 T[T = 433];
    Grid {
     ARRAY:
        Float64 spi[Y = 699][X = 593][T = 433];
     MAPS:
        Float32 Y[Y = 699];
        Float32 X[X = 593];
        Float32 T[T = 433];
    } spi;
} rainfall;