( 0 1 23 15054 l( 1 3 15 10308 l( 3 3 13 5987 l( 5 3 17 3631 l( 7 -1 -1 2245 l r ) r( 8 -1 -1 1386 l r ) ) r( 6 -1 -1 2356 l r ) ) r( 4 3 16 4321 l( 15 -1 -1 2950 l r ) r( 16 -1 -1 1371 l r ) ) ) r( 2 3 23 4746 l( 21 3 21 3738 l( 23 3 15 2563 l( 25 -1 -1 1558 l r ) r( 26 -1 -1 1005 l r ) ) r( 24 -1 -1 1175 l r ) ) r( 22 -1 -1 1008 l r ) ) )
44 72
