S1000 M3
G54 G90 G0 X0 Y0 Z30.
G52 X-30. Y0
G65 P1522 A18. B19.C10. I0 Q0.995 F300
G52 X25. Y9.5
G65 P1522 A28. B5.6 C10. I0 Q1.912 F300
G65 P1522 A16. B19. C10. I5.6 Q1.934 F300
G52 X0 Y0
M30
O1522
#5=[#1-#3]/2
G0 X#5
Z[-#4+1.]
G1 Z-#4 F[#9*0.2]
WHILE[#4LT#2]DO1
#4=#4+#17
IF[#4GE#2] THEN #4=#2
G3 I-#5 Z-#4 F#9
END 1
I-#5 F[#9*0.6]
G1X[#5-1.] Z[-#4+0.1]
G0 Z30.
M99