Dataset {
    Float32 percentile[percentile = 1];
    Float32 S[S = 25];
    Float32 L[L = 1];
    Grid {
     ARRAY:
        Float64 PoM[S = 25][L = 1][percentile = 1];
     MAPS:
        Float32 S[S = 25];
        Float32 L[L = 1];
        Float32 percentile[percentile = 1];
    } PoM;
} PoM;