(8)(8)

(1)(1)

(4)(4)

(7)(7)

(6)(6)

(3)(3)

(5)(5)

(2)(2)

(6)(6)

(4)(4)

(5)(5)

(3)(3)

(1)(1)

(2)(2)

(6)(6)

(3)(3)

(1)(1)

(4)(4)

(7)(7)

(8)(8)

(5)(5)

(9)(9)

(2)(2)

(3)(3)

(9)(9)

(13)(13)

(15)(15)

(14)(14)

(11)(11)

(8)(8)

(4)(4)

(1)(1)

(7)(7)

(6)(6)

(12)(12)

(5)(5)

(2)(2)

(10)(10)

> >

ex

e

2

(16)(16)

(17)(17)

(18)(18)

(20)(20)

(19)(19)

(21)(21)