hat
Pwopozisyon an, se pou sèvi ak pwent lazè, kreye yon baryè vètikal (yon poto nan 5 Lazè separe 10cm) pou vwayaj périmètre de entrig la.
eng
The proposal is to use laser pointers, creating a vertical barrier (a beam of 5 Laser separated 10cm) to tour the perimeter of the plot.