--- /dev/null
+pbsplinecurve bspline_3d_p_nr 2 4 0 1 1 1 2 1 3 1 0 0 0 1 1 2 0 1 2 0 0 1
+extsurf es_bspline_3d_p_nr bspline_3d_p_nr 0 0 1
+offset es_bspline_3d_p_nr_of es_bspline_3d_p_nr 1
+mkface result es_bspline_3d_p_nr_of 0 1 0 3
+set MaxFTol 9.9999999999999995e-08
+set MaxETol 5.6039402249953332e-07
+set MaxVTol 5.6039402249953353e-07