Dataset {
    Float32 T[T = 12];
    Float32 Y[Y = 269];
    Float32 X[X = 323];
    Grid {
     ARRAY:
        Float32 partial_X[T = 12][Y = 269][X = 323];
     MAPS:
        Float32 T[T = 12];
        Float32 Y[Y = 269];
        Float32 X[X = 323];
    } partial_X;
} partial_X;