Dataset {
    Float32 T[T = 12];
    Float32 Z[Z = 14];
    Float32 Y[Y = 180];
    Float32 X[X = 360];
    Grid {
     ARRAY:
        Float32 nitrate[T = 12][Z = 14][Y = 180][X = 360];
     MAPS:
        Float32 T[T = 12];
        Float32 Z[Z = 14];
        Float32 Y[Y = 180];
        Float32 X[X = 360];
    } nitrate;
} an;