Dataset {
    Float32 X[X = 126];
    Float32 Y[Y = 138];
    Grid {
     ARRAY:
        Float64 int_dX[Y = 138][X = 126];
     MAPS:
        Float32 Y[Y = 138];
        Float32 X[X = 126];
    } int_dX;
} int_dX;