g wuqi
v 1.26999998 0.63499999 0
v 1.26999998 -0.63499999 0
v -1.26999998 -0.63499999 0
v -1.26999998 0.63499999 0
vt 1 0.75
vt 1 0.25
vt 0 0.25
vt 0 0.75
vn -0 0 1
vn -0 0 1
vn -0 0 1
vn -0 0 1
g wuqi_0
f 3/3/3 2/2/2 1/1/1
f 4/4/4 3/3/3 1/1/1