; Lo Valvo, page 178
; Sai Ashish Kanna, OPTIMIZED NURBS CURVE BASED G-CODE PART PROGRAM FOR CNC SYSTEMS, 2018, page 54

G17 ; Plane XY

G21 G40 G54 G90 G94
G0 X0 Y0 Z1

;G96 S200 M3

G0 X10 Y0
;G0 Z1

G1 Z0 F100

G5.2 P1 L4
    X10 Y0 P1 
    X20 Y20 P1
    X12 Y8 P1
    X10 Y20 P1
    X8 Y8 P1
    X0 Y20 P1
    X10 Y0 P1
G5.3

G0 Z1
G0 X0 Y0

M2