g mesh_13
v -1.79069996 0.146826789 -1.26999998E-06
v 1.79069996 0.146833673 -1.26999998E-06
v 1.79069996 -0.146833286 -1.26999998E-06
v -1.79069996 -0.146833286 -1.26999998E-06
vt 0 0.0787604377
vt 1 0.0780342966
vt 1 -0.00323546072
vt 0 -0.00323546072
vn -0 0 1
vn -0 0 1
vn -0 0 1
vn -0 0 1
g mesh_13_0
f 3/3/3 2/2/2 1/1/1
f 4/4/4 3/3/3 1/1/1