x0=7.211667 y0=3.301667 label="A" xt=0 yt=0 lab_fat=6 lab_color=7 boxit=0 size=0.250000 pointer=0 box=0 x_oval=1.0 y_oval=1.0
x0=10.570000 y0=3.123333 label="B" xt=0 yt=0 lab_fat=6 lab_color=7 boxit=0 size=0.250000 pointer=0 box=0 x_oval=.5 y_oval=1.0
x0=11.565000 y0=3.921667 label="C" xt=0 yt=0 lab_fat=6 lab_color=7 boxit=0 size=0.250000 pointer=0 box=0 x_oval=1.0 y_oval=.5 
x0=4.923333 y0=3.745000 label="D" xt=0 yt=0 lab_fat=6 lab_color=7 boxit=0 size=0.250000 pointer=0 box=0 x_oval=1.0 y_oval=1.0