(4)( 9 )(2) (3 )(5 )(7) (8)( 1 )(6 ) (9 )(16 )( 5) (6 )(10)( 14)(15 )( 4 )(11)(10)( 15 )( 8)( 9 )(11 )(13)(14)( 7 )(12) (5 )(12)( 10)(14 )( 9 )( 4)( 8 )( 6 )(13)
