Question 909892
{{{drawing(300,300,-10,10,-10,10,circle(-8,8,0.2),circle(-2,8,0.2),circle(8,8,0.2),green(line(-8,8,-2,8)),line(-2,8,8,8),circle(-8,0,0.2),circle(-2,0,0.2),circle(8,0,0.2),green(line(-2,0,8,0)),line(-8,0,-2,0),circle(-8,-8,0.2),circle(-2,-8,0.2),circle(8,-8,0.2),green(line(-8,-8,8,-8))))}}}
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Three.