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(8,9), next(9,10), next(9,13), next(10,11), next(11,12), next(13,14), next(14,15), next(15,16), next(15,19), next(16,17), next(17,18), next(19,20), next(20,21), next(21,22), next(21,25), next(22,23), next(23,24), next(25,26), next(26,27), next(27,28), next(28,29), next(29,30), next(30,31), next(30,34), next(31,32), next(32,33), next(34,35), next(35,36), next(36,37), next(37,38), doAt(startflow,3), doAt(a19,5), doAt(a22,6), doAt(a2,7), doAt(a7,8), doAt(a9,9), doAt(a6,10), doAt(endflow,11), doAt(endflow,17), doAt(endflow,23), doAt(endflow,32), doAt(endflow,37), doAt(a20,13), doAt(a13,14), doAt(a11,15), doAt(a21,16), doAt(a17,19), doAt(a23,20), doAt(a3,21), doAt(a4,22), doAt(a24,25), doAt(a12,26), doAt(a16,27), doAt(a1,28), doAt(a14,29), doAt(a18,30), doAt(a10,31), doAt(a8,34), doAt(a15,35), doAt(a25,36), ineffset(startflow,x21), ineffset(startflow,x1), 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activity(a1), activity(a14), activity(a18), activity(a10), activity(a8), activity(a15), activity(a25), effectsObserved(startflow,1), effectsObserved(a19,2), inreadset(a19,x21), inreadset(a19,x18), inreadset(a19,x25), inreadset(a22,x22), inreadset(a2,x5), inreadset(a7,x10), inreadset(a7,x15), inreadset(a9,x3), inreadset(a9,x8), inreadset(a6,x4), inreadset(a6,x25), inreadset(endflow,x21), inreadset(endflow,x1), inreadset(endflow,x2), inreadset(endflow,x3), inreadset(endflow,x4), inreadset(endflow,x5), inreadset(endflow,x6), inreadset(endflow,x7), inreadset(endflow,x8), inreadset(endflow,x9), inreadset(endflow,x10), inreadset(endflow,x11), inreadset(endflow,x12), inreadset(endflow,x13), inreadset(endflow,x14), inreadset(endflow,x15), inreadset(endflow,x16), inreadset(endflow,x17), inreadset(endflow,x18), inreadset(endflow,x19), inreadset(endflow,x20), inreadset(endflow,x22), inreadset(endflow,x23), inreadset(endflow,x24), inreadset(endflow,x25), inreadset(endflow,co18), inreadset(endflow,co19), inreadset(endflow,co22), inreadset(endflow,co23), inreadset(endflow,co6), inreadset(endflow,co7), inreadset(endflow,co36), inreadset(endflow,co37), inreadset(endflow,finished), inreadset(a20,x2), inreadset(a13,x3), inreadset(a13,x13), inreadset(a11,x3), inreadset(a21,x25), inreadset(a17,x8), inreadset(a17,x11), inreadset(a17,x13), inreadset(a23,x11), inreadset(a3,x22), inreadset(a4,x4), inreadset(a4,x20), inreadset(a24,x12), inreadset(a24,x24), inreadset(a12,x10), inreadset(a12,x25), inreadset(a16,x8), inreadset(a16,x9), inreadset(a1,x21), inreadset(a14,x13), inreadset(a18,x8), inreadset(a18,x25), inreadset(a10,x15), inreadset(a8,x15), inreadset(a8,x16), inreadset(a15,x1), inreadset(a25,x11), inreadset(a25,x15), inreadset(a25,x20), do(startflow,1), do(a19,2), nextvis(1,2), do(a19,5), do(a22,6), do(a2,7), do(a7,8), do(a9,9), do(a6,10), do(endflow,11), do(endflow,17), do(endflow,23), do(endflow,32), do(endflow,37), do(a20,13), do(a13,14), do(a11,15), do(a21,16), 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