a

b

c

d

e

$x_1$

$\langle 0.0,1.0\rangle$

$\langle 0.9,0.0\rangle$

$\langle 0.5,0.4\rangle$

$\langle 0.7,0.2\rangle$

$\langle 0.9,0.1\rangle$

$x_2$

$\langle 1.0,0.0\rangle$

$\langle 0.7,0.2\rangle$

$\langle 0.6,0.3\rangle$

$\langle 0.9,0.1\rangle$

$\langle 0.7,0.2\rangle$

$x_3$

$\langle 1.0,0.0\rangle$

$\langle 0.2,0.8\rangle$

$\langle 0.5,0.4\rangle$

$\langle 0.5,0.4\rangle$

$\langle 0.7,0.2\rangle$

$x_4$

$\langle 0.5,0.5\rangle$

$\langle 0.5,0.5\rangle$

$\langle 0.3,0.6\rangle$

$\langle 0.5,0.4\rangle$

$\langle 0.8,0.2\rangle$