defobj po
abs c 100 100 0
extend c a ang 15d 900
extend c b ang 30d 450
enddefobj

abs s 200 450 60
abs rf 400 350 30

extend rf rb len -250
extend rf rc ang -15 315

obj po s a po_

extend s pr len 100

#objflip po po_c b pof_

#rel po_c po2c 0 0 180
#objflip po po2c c po2_