Dataset {
    Float32 ilev[ilev = 27];
    Float32 L[L = 8];
    Float32 S[S = 378];
    Float32 M[M = 12];
    Grid {
     ARRAY:
        Float64 hyai[S = 378][L = 8][M = 12][ilev = 27];
     MAPS:
        Float32 S[S = 378];
        Float32 L[L = 8];
        Float32 M[M = 12];
        Float32 ilev[ilev = 27];
    } hyai;
} ModelParameters;