2

1

1

1

2

1

1

2

2

4

1

2

1

1

1

1

1

1

1

1

8

12

12

1

12

1

1

1

1

1

12

1

1

1

1

1

1

4

12

1

1

10

12

1

1

1

12

1

1

1

1

1

12

1

1

10

1

1

1

1