line 100,100 139.92,100 140.60,157.70 101.92,160.30 100,100 circle 100,100 1 circle 139.92,100 1 circle 140.60,157.70 1 circle 101.92,160.30 1 circle 100,100 1 _text 101,100 2 0 P4 _text 140.92,100 2 0 P1 _text 141.60,157.70 2 0 P2 _text 102.92,160.30 2 0 P3 _text 150.00,150.00 2 0 A.Slaviček, 2016. zoom e