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66
777777777 77777 7
3
3
3
7..7.7..
ssssssss
7.77777.777
67
7 7.7 7..7777.777 7 777.
BHf NN
f NB NH
NH N
3 6 7 6
W BPf 2
N VD NN
N V N N ND
N
6
NNN BBD
2. 7..7777.777 7 7.7777.
ff
66
f ff
F
f F
f
f
f
f 6
F F
f
2. . 7 77..777..
fI N
IN f IN f
777777.. 7.7 .. 77 77 7.
7
6
3
R
N
NH NB
W W W
.7 7 .
777
7 66 6 66 6
66 6 6
6 3
6 6
W NB
3 3
.77. .
6 7
6 36
W R N NH NB
766 NB W
6 766 766 ND 6
6 6 ND
.7 7 2.
.77.. . 77777 .
R W NH NB R NB ND
6 6 7 766 6 6 6 6
7 6 6
f
f 6
f 6 6
f
66 6 9999 99 6 R
6 66
.77. 2. 3
3
36
36 3 36 6 6 6
6 67 3 6 6 3
.77. .
3
76
6
777 7.777.
7 77 7777777...
7 777777.
6
3
66
6 6
7 6
6
6 6 66
3
3 7
7777. 77.
7777 n777n. 7.77