Dataset {
    Float32 percentile[percentile = 1];
    Float32 Y[Y = 6];
    Float32 L[L = 1];
    Grid {
     ARRAY:
        Float64 PoM[L = 1][percentile = 1][Y = 6];
     MAPS:
        Float32 L[L = 1];
        Float32 percentile[percentile = 1];
        Float32 Y[Y = 6];
    } PoM;
} PoM;