B point

B pointB pointB pointB point
B pointB pointB pointB pointB pointB pointB pointB point
B pointB pointB pointB pointB pointB pointB pointB pointB pointB pointB pointB point
B pointB pointB pointB pointB pointB pointB pointB pointB pointB pointB pointB pointB pointB pointB pointB point
B pointB pointB pointB pointB pointB pointB pointB point