nodedef> name
Center
point1
point2
point3
point4
point5
point6
point7
point8
point9
point10
point11
point12
point13
point14
point15
point16
point17
point18
point19
point20
point21

edgedef> node1,node2
Center,point1
Center,point2
Center,point3
Center,point4
Center,point5
Center,point6
Center,point7
Center,point8
Center,point9
Center,point10
Center,point11
Center,point12
Center,point13
Center,point14
Center,point15
Center,point16
Center,point17
Center,point18
Center,point19
Center,point20
Center,point21