DLV [build BEN/Oct 11 2007   gcc 4.1.2 20061115 (prerelease) (Debian 4.1.1-21)]

true is bravely true, evidenced by {next(1,2), next(2,3), next(3,4), next(4,5), next(5,6), next(6,7), next(7,8), next(7,37), next(8,9), next(9,10), next(9,13), next(10,11), next(11,12), next(13,14), next(14,15), next(14,18), next(15,16), next(16,17), next(18,19), next(19,20), next(20,21), next(20,24), next(21,22), next(22,23), next(24,25), next(25,26), next(26,27), next(27,28), next(28,29), next(29,30), next(30,31), next(31,32), next(32,33), next(33,34), next(34,35), next(35,36), next(37,38), doAt(startflow,3), doAt(a9,5), doAt(a21,6), doAt(a15,7), doAt(a3,8), doAt(a7,9), doAt(a17,10), doAt(endflow,11), doAt(endflow,16), doAt(endflow,22), doAt(endflow,35), doAt(endflow,37), doAt(a19,13), doAt(a20,14), doAt(a25,15), doAt(a10,18), doAt(a13,19), doAt(a2,20), doAt(a16,21), doAt(a18,24), doAt(a23,25), doAt(a8,26), doAt(a24,27), doAt(a4,28), doAt(a5,29), doAt(a14,30), doAt(a22,31), doAt(a11,32), doAt(a12,33), doAt(a6,34), subsAt(a9,4), ineffset(startflow,x1), ineffset(startflow,x2), 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