Dataset {
    Float32 S[S = 12];
    Float32 L[L = 1];
    Float32 Y[Y = 77];
    Grid {
     ARRAY:
        Float64 partial_X[L = 1][S = 12][Y = 77];
     MAPS:
        Float32 L[L = 1];
        Float32 S[S = 12];
        Float32 Y[Y = 77];
    } partial_X;
} partial_X;