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(7,12), next(8,9), next(9,10), next(10,11), next(12,13), next(13,14), next(14,15), next(15,16), next(16,17), next(17,18), next(17,22), next(18,19), next(19,20), next(20,21), next(22,23), next(22,27), next(23,24), next(24,25), next(25,26), next(27,28), next(27,32), next(28,29), next(29,30), next(30,31), next(32,33), next(33,34), next(34,35), next(35,36), next(36,37), next(37,38), next(38,39), next(39,40), next(40,41), doAt(startflow,3), doAt(a10,4), doAt(a13,5), doAt(a16,6), doAt(a4,7), doAt(a21,8), doAt(a3,9), doAt(a3,19), doAt(a3,24), doAt(a3,29), doAt(a3,39), doAt(endflow,10), doAt(endflow,20), doAt(endflow,25), doAt(endflow,30), doAt(endflow,40), doAt(a12,12), doAt(a25,13), doAt(a9,14), doAt(a2,15), doAt(a18,16), doAt(a11,17), doAt(a5,18), doAt(a14,22), doAt(a19,23), doAt(a17,27), doAt(a15,28), doAt(a23,32), doAt(a8,33), doAt(a24,34), doAt(a7,35), doAt(a20,36), 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ineffset(a12,x3), ineffset(a12,x15), ineffset(a12,x16), ineffset(a12,x19), ineffset(a25,x8), ineffset(a9,x1), ineffset(a2,x7), ineffset(a2,x10), ineffset(a2,x16), ineffset(a18,x10), ineffset(a18,x14), ineffset(a18,x24), ineffset(a18,x25), ineffset(a11,co22), ineffset(a11,co23), ineffset(a5,x6), ineffset(a5,x8), ineffset(a5,x11), ineffset(a14,co28), ineffset(a14,co29), ineffset(a19,x19), ineffset(a17,co34), ineffset(a17,co35), ineffset(a15,x17), ineffset(a15,x23), ineffset(a23,x8), ineffset(a23,x16), ineffset(a8,x2), ineffset(a8,x4), ineffset(a8,x6), ineffset(a24,x20), ineffset(a7,x10), ineffset(a20,x18), ineffset(a1,x12), ineffset(a1,x18), ineffset(a1,x21), ineffset(a1,x23), activity(startflow), activity(a10), activity(a13), activity(a16), activity(a4), activity(a21), activity(a3), activity(endflow), activity(a12), activity(a25), activity(a9), activity(a2), activity(a18), activity(a11), activity(a5), activity(a14), activity(a19), activity(a17), activity(a15), activity(a23), 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inreadset(endflow,co23), inreadset(endflow,co28), inreadset(endflow,co29), inreadset(endflow,co34), inreadset(endflow,co35), inreadset(endflow,finished), inreadset(a12,x20), inreadset(a12,x25), inreadset(a25,x16), inreadset(a9,x1), inreadset(a9,x4), inreadset(a2,x4), inreadset(a2,x12), inreadset(a18,x3), inreadset(a18,x19), inreadset(a11,x23), inreadset(a5,x14), inreadset(a14,x10), inreadset(a14,x14), inreadset(a14,x19), inreadset(a19,x15), inreadset(a17,x25), inreadset(a15,x16), inreadset(a15,x24), inreadset(a15,x25), inreadset(a23,x2), inreadset(a23,x6), inreadset(a23,x10), inreadset(a8,x4), inreadset(a24,x23), inreadset(a7,x6), inreadset(a7,x10), inreadset(a7,x25), inreadset(a20,x6), inreadset(a20,x16), inreadset(a1,x8), inreadset(a1,x10), inreadset(a1,x18), inreadset(a6,x6), inreadset(a6,x8), inreadset(a6,x24), do(startflow,1), do(a10,2), nextvis(1,2), do(a13,5), do(a16,6), do(a4,7), do(a21,8), do(a3,9), do(a3,19), do(a3,24), do(a3,29), do(a3,39), do(endflow,10), do(endflow,20), 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