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(8,104), next(9,10), next(10,11), next(10,53), next(11,12), next(12,13), next(12,38), next(13,14), next(13,25), 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(22,23), next(23,24), next(25,26), next(26,27), next(27,28), next(28,29), next(28,32), next(29,30), next(30,31), next(32,33), next(33,34), next(34,35), next(35,36), next(36,37), next(38,39), next(39,40), next(40,41), next(41,42), next(42,43), next(43,44), next(43,47), next(44,45), next(45,46), next(47,48), next(48,49), next(49,50), next(50,51), next(51,52), next(53,54), next(54,55), next(55,56), next(56,57), next(56,87), next(57,58), next(58,59), next(58,72), next(59,60), next(60,61), next(60,65), next(61,62), next(62,63), next(63,64), next(65,66), next(66,67), next(67,68), next(68,69), next(69,70), next(70,71), next(72,73), next(73,74), next(74,75), next(75,76), next(75,80), next(76,77), next(77,78), next(78,79), next(80,81), next(81,82), next(82,83), next(83,84), next(84,85), next(85,86), next(87,88), next(88,89), next(89,90), next(90,91), next(91,92), next(92,93), next(93,94), next(94,95), next(94,98), next(95,96), next(96,97), next(98,99), next(99,100), next(100,101), next(101,102), next(102,103), next(104,105), next(105,106), next(106,107), next(107,108), next(108,109), next(109,110), next(109,144), next(110,111), next(111,112), next(111,127), next(112,113), next(113,114), next(113,119), next(114,115), next(115,116), next(116,117), next(117,118), next(119,120), next(120,121), next(121,122), next(122,123), next(123,124), next(124,125), next(125,126), next(127,128), next(128,129), next(129,130), next(130,131), next(130,136), next(131,132), next(132,133), next(133,134), next(134,135), next(136,137), next(137,138), next(138,139), next(139,140), next(140,141), next(141,142), next(142,143), next(144,145), next(145,146), next(146,147), next(147,148), next(148,149), next(149,150), next(150,151), next(151,152), next(151,155), next(152,153), next(153,154), next(155,156), next(156,157), next(157,158), next(158,159), next(159,160), doAt(startflow,6), doAt(a7,8), doAt(a25,9), doAt(a14,10), doAt(a11,11), doAt(a17,12), doAt(a17,56), doAt(a17,109), doAt(a15,13), doAt(a15,58), doAt(a15,111), doAt(a4,14), doAt(a4,59), doAt(a4,112), doAt(a19,15), doAt(a19,28), doAt(a19,43), doAt(a19,60), doAt(a19,75), doAt(a19,94), doAt(a19,113), doAt(a19,130), doAt(a19,151), doAt(a16,16), doAt(a16,29), doAt(a16,44), doAt(a16,61), doAt(a16,76), doAt(a16,95), doAt(a16,114), doAt(a16,131), doAt(a16,152), doAt(endflow,17), doAt(endflow,23), doAt(endflow,30), doAt(endflow,36), doAt(endflow,45), doAt(endflow,51), doAt(endflow,63), doAt(endflow,70), doAt(endflow,78), doAt(endflow,85), doAt(endflow,96), doAt(endflow,102), doAt(endflow,117), doAt(endflow,125), doAt(endflow,134), doAt(endflow,142), doAt(endflow,153), doAt(endflow,159), doAt(a23,19), doAt(a23,32), doAt(a23,47), doAt(a23,65), doAt(a23,80), doAt(a23,98), doAt(a23,120), doAt(a23,137), doAt(a23,155), doAt(a6,20), doAt(a6,33), doAt(a6,48), doAt(a6,66), doAt(a6,81), doAt(a6,99), doAt(a6,121), doAt(a6,138), doAt(a6,156), doAt(a12,21), doAt(a12,34), doAt(a12,49), doAt(a12,67), doAt(a12,82), doAt(a12,100), doAt(a12,122), doAt(a12,139), doAt(a12,157), doAt(a5,22), doAt(a5,35), doAt(a5,50), doAt(a5,68), doAt(a5,83), doAt(a5,101), doAt(a5,123), doAt(a5,140), doAt(a5,158), doAt(a18,25), doAt(a18,72), doAt(a18,127), doAt(a10,26), doAt(a10,73), doAt(a10,128), doAt(a3,27), doAt(a3,74), doAt(a3,129), doAt(a8,38), doAt(a8,87), doAt(a8,145), doAt(a1,39), doAt(a1,89), doAt(a1,147), doAt(a24,40), doAt(a24,90), doAt(a24,148), doAt(a13,41), doAt(a13,92), doAt(a13,149), doAt(a22,42), doAt(a22,93), doAt(a22,150), doAt(a21,53), doAt(a2,54), doAt(a20,108), ineffset(startflow,x9), ineffset(startflow,x5), ineffset(startflow,x23), ineffset(startflow,x18), ineffset(startflow,x25), ineffset(startflow,x10), ineffset(startflow,x1), ineffset(startflow,x2), ineffset(startflow,x3), ineffset(startflow,x4), ineffset(startflow,x6), ineffset(startflow,x7), ineffset(startflow,x8), ineffset(startflow,x11), ineffset(startflow,x12), ineffset(startflow,x13), ineffset(startflow,x14), ineffset(startflow,x15), ineffset(startflow,x16), ineffset(startflow,x17), ineffset(startflow,x19), ineffset(startflow,x20), ineffset(startflow,x21), ineffset(startflow,x22), ineffset(startflow,x24), ineffset(a7,co14), ineffset(a7,co15), ineffset(a25,x9), ineffset(a25,x5), ineffset(a25,x18), ineffset(a25,x25), ineffset(a14,co28), ineffset(a14,co29), ineffset(a11,x5), ineffset(a11,x23), ineffset(a11,x18), ineffset(a11,x10), ineffset(a17,co34), ineffset(a17,co35), ineffset(a15,co30), ineffset(a15,co31), ineffset(a4,x23), ineffset(a4,x8), ineffset(a4,x22), ineffset(a19,co38), ineffset(a19,co39), ineffset(a16,x20), ineffset(endflow,x15), ineffset(endflow,finished), ineffset(a23,x23), ineffset(a23,x11), ineffset(a6,x1), ineffset(a12,x11), ineffset(a12,x15), ineffset(a12,x22), ineffset(a5,x15), ineffset(a18,x11), ineffset(a18,x14), ineffset(a10,x2), ineffset(a3,x6), ineffset(a8,x22), ineffset(a1,x19), ineffset(a24,x9), ineffset(a24,x10), ineffset(a24,x12), ineffset(a13,x12), ineffset(a22,x1), ineffset(a22,x4), ineffset(a22,x7), ineffset(a22,x15), ineffset(a21,x21), ineffset(a21,x22), ineffset(a2,x10), ineffset(a2,x4), ineffset(a2,x12), ineffset(a2,x15), ineffset(a20,x4), inreadset(a7,x9), inreadset(a25,x6), inreadset(a25,x17), inreadset(a14,x8), inreadset(a11,x9), inreadset(a11,x13), inreadset(a11,x24), inreadset(a17,x5), inreadset(a17,x17), inreadset(a17,x21), inreadset(a15,x23), inreadset(a15,x14), inreadset(a4,x21), inreadset(a4,x24), inreadset(a19,x13), inreadset(a19,x22), inreadset(a16,x6), inreadset(endflow,x9), inreadset(endflow,x5), inreadset(endflow,x23), inreadset(endflow,x18), inreadset(endflow,x25), inreadset(endflow,x10), inreadset(endflow,x1), inreadset(endflow,x2), inreadset(endflow,x3), inreadset(endflow,x4), inreadset(endflow,x6), inreadset(endflow,x7), inreadset(endflow,x8), inreadset(endflow,x11), inreadset(endflow,x12), inreadset(endflow,x13), inreadset(endflow,x14), inreadset(endflow,x15), inreadset(endflow,x16), inreadset(endflow,x17), inreadset(endflow,x19), inreadset(endflow,x20), inreadset(endflow,x21), inreadset(endflow,x22), inreadset(endflow,x24), inreadset(a23,x25), inreadset(a23,x24), inreadset(a6,x19), inreadset(a12,x16), inreadset(a12,x24), inreadset(a5,x22), inreadset(a18,x17), inreadset(a10,x12), inreadset(a3,x19), inreadset(a3,x21), inreadset(a8,x25), inreadset(a1,x23), inreadset(a1,x6), inreadset(a1,x19), inreadset(a24,x13), inreadset(a13,x18), inreadset(a13,x17), inreadset(a22,x13), inreadset(a22,x21), inreadset(a22,x22), inreadset(a21,x7), inreadset(a2,x3), inreadset(a2,x7), inreadset(a20,x9), inreadset(a20,x5), inreadset(a20,x18), activity(startflow), activity(a7), activity(a25), activity(a14), activity(a11), activity(a17), activity(a15), activity(a4), activity(a19), activity(a16), activity(endflow), activity(a23), activity(a6), activity(a12), activity(a5), activity(a18), activity(a10), activity(a3), activity(a8), activity(a1), activity(a24), activity(a13), activity(a22), activity(a21), activity(a2), activity(a20), effectsObserved(startflow,1), effectsObserved(a7,2), effectsObserved(a25,3), effectsObserved(a14,4), effectsObserved(a11,5), do(startflow,1), do(a7,2), do(a25,3), do(a14,4), do(a11,5), nextvis(1,2), nextvis(2,3), nextvis(3,4), nextvis(4,5), do(a25,9), do(a11,11), do(a17,12), impossible(a,56), impossible(a,109), do(a15,13), impossible(a,58), impossible(a,111), do(a4,14), impossible(a,59), impossible(a,112), do(a19,15), do(a19,28), do(a19,43), impossible(a,60), impossible(a,75), impossible(a,94), impossible(a,113), impossible(a,130), impossible(a,151), do(a16,16), do(a16,29), do(a16,44), impossible(a,61), impossible(a,76), impossible(a,95), impossible(a,114), impossible(a,131), impossible(a,152), do(endflow,17), do(endflow,23), do(endflow,30), do(endflow,36), do(endflow,45), do(endflow,51), impossible(a,63), impossible(a,70), impossible(a,78), impossible(a,85), impossible(a,96), impossible(a,102), impossible(a,117), impossible(a,125), impossible(a,134), impossible(a,142), impossible(a,153), impossible(a,159), do(a23,19), do(a23,32), do(a23,47), impossible(a,65), impossible(a,80), impossible(a,98), impossible(a,120), impossible(a,137), impossible(a,155), do(a6,20), do(a6,33), do(a6,48), impossible(a,66), impossible(a,81), impossible(a,99), impossible(a,121), impossible(a,138), impossible(a,156), do(a12,21), do(a12,34), do(a12,49), impossible(a,67), impossible(a,82), impossible(a,100), impossible(a,122), impossible(a,139), impossible(a,157), do(a5,22), do(a5,35), do(a5,50), impossible(a,68), impossible(a,83), impossible(a,101), impossible(a,123), impossible(a,140), impossible(a,158), do(a18,25), impossible(a,72), impossible(a,127), do(a10,26), impossible(a,73), impossible(a,128), do(a3,27), impossible(a,74), impossible(a,129), do(a8,38), impossible(a,87), impossible(a,145), do(a1,39), impossible(a,89), impossible(a,147), do(a24,40), impossible(a,90), impossible(a,148), do(a13,41), impossible(a,92), impossible(a,149), do(a22,42), impossible(a,93), impossible(a,150), impossible(a,53), impossible(a,54), impossible(a,108), impossible(a,105), impossible(a,107), impossible(a,115), impossible(a,119), impossible(a,132), impossible(a,136), impossible(a,144), impossible(a,55), impossible(a,104), impossible(a,57), impossible(a,88), impossible(a,110), impossible(a,146), impossible(a,62), impossible(a,69), impossible(a,77), impossible(a,84), impossible(a,91), impossible(a,106), impossible(a,116), impossible(a,124), impossible(a,133), impossible(a,141), impossible(a,64), impossible(a,79), impossible(a,71), impossible(a,97), impossible(a,118), impossible(a,86), impossible(a,135), impossible(a,154), impossible(a,103), impossible(a,126), impossible(a,143), impossible(a,160), nextvis(11,12), nextvis(12,13), nextvis(12,38), nextvis(13,14), nextvis(13,25), nextvis(14,15), nextvis(15,16), nextvis(15,19), nextvis(16,17), nextvis(19,20), nextvis(20,21), nextvis(21,22), nextvis(22,23), nextvis(25,26), nextvis(26,27), nextvis(27,28), nextvis(28,29), nextvis(28,32), nextvis(29,30), nextvis(32,33), nextvis(33,34), nextvis(34,35), nextvis(35,36), nextvis(38,39), nextvis(39,40), nextvis(40,41), nextvis(41,42), nextvis(42,43), nextvis(43,44), nextvis(43,47), nextvis(44,45), nextvis(47,48), nextvis(48,49), nextvis(49,50), nextvis(50,51), nextvis(5,9), nextvis(9,11), nextvis(17,18), nextvis(23,24), nextvis(30,31), nextvis(36,37), nextvis(45,46), nextvis(51,52)}