Y 2 4 x b

Y 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x b
Y 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x b
Y 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x b
Y 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x b
Y 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x bY 2 4 x b