M104 S0                     ;extruder heater off
M140 S0                     ;heated bed heater off (if you have it)
G91                                    ;relative positioning
G1 E-1 F300                            ;retract the filament a bit before lifting the nozzle, to release some of the pressure
G1 Z+20 E-5 X-20 Y-20 F7800 ;move Z up a bit and retract filament even more
G28 X0 Y0
G90
G1 Y200 F1000 ;move completed part out
M84