6,
<-20,0,0>,
<-25,0,0>,
<0,0,0>,
0,
<-20,0,20>,
<25,0,0>,
<20,0,0>,
-10,
<0,0,0>,
<20,0,0>,
<-25,0,0>,
<-5,0,0>,
<45,0,0>,
<-40,0,0>,
<5,0,0>,
0,
<35,0,0>,
<45,0,0>,
<20,0,0>,
-10,
<0,0,0>
