Dataset {
    Float32 Y[Y = 42];
    Float32 S[S = 17];
    Grid {
     ARRAY:
        Float64 int_dY[S = 17][Y = 42];
     MAPS:
        Float32 S[S = 17];
        Float32 Y[Y = 42];
    } int_dY;
} int_dY;