> R      1.0
  179.40  -66.00
  180.00  -66.00
  180.00  -65.50
  179.40  -65.50
  179.40  -66.00
> R      1.0
  180.00  -66.00
  180.60  -66.00
  180.60  -65.50
  180.00  -65.50
  180.00  -66.00