Dataset {
    Float32 X[X = 90];
    Float32 T[T = 689];
    Float32 Y[Y = 211];
    Grid {
     ARRAY:
        Float32 partial_Y[T = 689][Y = 211][X = 90];
     MAPS:
        Float32 T[T = 689];
        Float32 Y[Y = 211];
        Float32 X[X = 90];
    } partial_Y;
} partial_Y;