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(8,12), next(9,10), next(10,11), next(12,13), next(13,14), next(13,24), next(14,15), next(14,18), next(15,16), next(16,17), next(18,19), next(19,20), next(20,21), 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(30,34), next(31,32), next(32,33), next(34,35), next(34,38), next(35,36), next(36,37), next(38,39), next(39,40), next(40,41), doAt(startflow,5), doAt(a12,6), doAt(a8,7), doAt(a5,8), doAt(a1,9), doAt(endflow,10), doAt(endflow,16), doAt(endflow,22), doAt(endflow,32), doAt(endflow,36), doAt(endflow,40), doAt(a6,12), doAt(a16,13), doAt(a20,14), doAt(a23,15), doAt(a11,18), doAt(a18,19), doAt(a15,20), doAt(a2,21), doAt(a24,24), doAt(a7,25), doAt(a17,26), doAt(a9,27), doAt(a22,28), doAt(a4,29), doAt(a19,30), doAt(a14,31), doAt(a10,34), doAt(a13,35), doAt(a3,38), doAt(a21,39), 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ineffset(a20,co41), ineffset(a23,x12), ineffset(a11,x17), ineffset(a11,x21), ineffset(a18,x14), ineffset(a18,x15), ineffset(a18,x17), ineffset(a18,x23), ineffset(a15,x2), ineffset(a2,x1), ineffset(a24,x20), ineffset(a7,x15), ineffset(a7,x25), ineffset(a17,x13), ineffset(a9,x6), ineffset(a9,x18), ineffset(a22,x4), ineffset(a4,x12), ineffset(a4,x17), ineffset(a4,x24), ineffset(a19,co38), ineffset(a19,co39), ineffset(a14,x6), ineffset(a10,co20), ineffset(a10,co21), ineffset(a13,x24), ineffset(a3,x1), ineffset(a3,x7), ineffset(a3,x21), ineffset(a21,x7), ineffset(a21,x13), ineffset(a21,x19), activity(startflow), activity(a12), activity(a8), activity(a5), activity(a1), activity(endflow), activity(a6), activity(a16), activity(a20), activity(a23), activity(a11), activity(a18), activity(a15), activity(a2), activity(a24), activity(a7), activity(a17), activity(a9), activity(a22), activity(a4), activity(a19), activity(a14), activity(a10), activity(a13), activity(a3), activity(a21), effectsObserved(startflow,1), effectsObserved(a12,2), effectsObserved(a8,3), effectsObserved(a5,4), inreadset(a12,x5), inreadset(a8,x13), inreadset(a5,x5), inreadset(a5,x12), inreadset(a5,x19), inreadset(a1,x3), inreadset(a1,x17), inreadset(a1,x18), 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,x21), inreadset(endflow,x22), inreadset(endflow,x23), inreadset(endflow,x24), inreadset(endflow,x25), inreadset(endflow,co10), inreadset(endflow,co11), inreadset(endflow,co32), inreadset(endflow,co33), inreadset(endflow,co40), inreadset(endflow,co41), 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