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(10,11), next(10,42), next(11,12), next(12,13), next(13,14), next(14,15), next(15,16), next(16,17), next(17,18), next(18,19), next(18,30), next(19,20), next(20,21), next(21,22), next(22,23), next(22,26), next(23,24), next(24,25), next(26,27), next(27,28), next(28,29), next(30,31), next(31,32), next(32,33), next(33,34), next(34,35), next(34,38), next(35,36), next(36,37), next(38,39), next(39,40), next(40,41), next(42,43), next(43,44), next(43,78), next(44,45), next(45,46), next(46,47), next(47,48), next(48,49), next(49,50), next(50,51), next(50,64), next(51,52), next(52,53), next(53,54), next(54,55), next(55,56), next(56,57), next(56,60), next(57,58), next(58,59), next(60,61), next(61,62), next(62,63), next(64,65), next(65,66), next(66,67), next(67,68), next(68,69), next(69,70), next(70,71), next(70,74), next(71,72), next(72,73), next(74,75), next(75,76), next(76,77), next(78,79), next(79,80), next(79,114), next(80,81), next(81,82), next(82,83), next(83,84), next(84,85), next(85,86), next(86,87), next(86,100), next(87,88), next(88,89), next(89,90), next(90,91), next(91,92), next(92,93), next(92,96), next(93,94), next(94,95), next(96,97), next(97,98), next(98,99), next(100,101), next(101,102), next(102,103), next(103,104), next(104,105), next(105,106), next(106,107), next(106,110), next(107,108), next(108,109), next(110,111), next(111,112), next(112,113), next(114,115), next(115,116), next(116,117), next(117,118), next(118,119), next(119,120), next(120,121), next(121,122), next(122,123), next(122,134), next(123,124), next(124,125), next(125,126), next(126,127), next(126,130), next(127,128), next(128,129), next(130,131), next(131,132), next(132,133), next(134,135), next(135,136), next(136,137), next(137,138), next(138,139), next(138,142), next(139,140), next(140,141), next(142,143), next(143,144), next(144,145), doAt(startflow,7), doAt(a15,10), doAt(a6,12), doAt(a12,13), doAt(a3,14), doAt(a3,46), doAt(a3,82), doAt(a3,118), doAt(a5,16), doAt(a5,48), doAt(a5,84), doAt(a5,120), doAt(a16,17), doAt(a16,49), doAt(a16,85), doAt(a16,121), doAt(a1,18), doAt(a1,50), doAt(a1,86), doAt(a1,122), doAt(a13,19), doAt(a13,51), doAt(a13,87), doAt(a13,123), doAt(a25,20), doAt(a25,32), doAt(a25,54), doAt(a25,68), doAt(a25,90), doAt(a25,104), doAt(a25,124), doAt(a25,136), doAt(a10,21), doAt(a10,33), doAt(a10,55), doAt(a10,69), doAt(a10,91), doAt(a10,105), doAt(a10,125), doAt(a10,137), doAt(a2,22), doAt(a2,34), doAt(a2,56), doAt(a2,70), doAt(a2,92), doAt(a2,106), doAt(a2,126), doAt(a2,138), doAt(a9,23), doAt(a9,35), doAt(a9,57), doAt(a9,71), doAt(a9,93), doAt(a9,107), doAt(a9,127), doAt(a9,139), doAt(endflow,24), doAt(endflow,28), doAt(endflow,36), doAt(endflow,40), doAt(endflow,58), doAt(endflow,62), doAt(endflow,72), doAt(endflow,76), doAt(endflow,94), doAt(endflow,98), doAt(endflow,108), doAt(endflow,112), doAt(endflow,128), doAt(endflow,132), doAt(endflow,140), doAt(endflow,144), doAt(a19,26), doAt(a19,38), doAt(a19,60), doAt(a19,74), doAt(a19,96), doAt(a19,110), doAt(a19,130), doAt(a19,142), doAt(a21,27), doAt(a21,39), doAt(a21,61), doAt(a21,75), doAt(a21,97), doAt(a21,111), doAt(a21,131), doAt(a21,143), doAt(a22,30), doAt(a22,64), doAt(a22,100), doAt(a22,134), doAt(a8,31), doAt(a8,67), doAt(a8,103), doAt(a8,135), doAt(a20,43), doAt(a14,45), doAt(a23,78), doAt(a7,79), doAt(a17,81), doAt(a4,115), doAt(a24,116), doAt(a11,117), subsAt(a5,15), subsAt(a5,47), subsAt(a5,83), subsAt(a5,119), ineffset(startflow,x5), ineffset(startflow,x16), ineffset(startflow,x14), ineffset(startflow,x23), ineffset(startflow,x22), ineffset(startflow,x2), ineffset(startflow,x1), ineffset(startflow,x3), ineffset(startflow,x4), ineffset(startflow,x6), ineffset(startflow,x7), ineffset(startflow,x8), ineffset(startflow,x9), ineffset(startflow,x10), ineffset(startflow,x11), ineffset(startflow,x12), ineffset(startflow,x13), ineffset(startflow,x15), ineffset(startflow,x17), ineffset(startflow,x18), ineffset(startflow,x19), ineffset(startflow,x20), ineffset(startflow,x21), ineffset(startflow,x24), ineffset(startflow,x25), ineffset(a15,co30), ineffset(a15,co31), ineffset(a6,x23), ineffset(a6,x2), ineffset(a12,x2), ineffset(a3,x14), ineffset(a3,x22), ineffset(a3,x8), ineffset(a3,x12), ineffset(a5,x5), ineffset(a5,x16), ineffset(a16,x15), ineffset(a1,co2), ineffset(a1,co3), ineffset(a13,x14), ineffset(a13,x3), ineffset(a13,x21), ineffset(a25,x20), ineffset(a10,x7), ineffset(a2,co4), ineffset(a2,co5), ineffset(a9,x16), ineffset(a9,x22), ineffset(a9,x1), ineffset(a9,x24), ineffset(endflow,x10), ineffset(endflow,finished), ineffset(a19,x14), ineffset(a19,x19), ineffset(a19,x25), ineffset(a21,x22), ineffset(a21,x15), ineffset(a21,x18), ineffset(a22,x3), ineffset(a22,x9), ineffset(a22,x19), ineffset(a22,x24), ineffset(a8,x6), ineffset(a8,x9), ineffset(a8,x10), ineffset(a8,x15), ineffset(a20,co40), ineffset(a20,co41), ineffset(a14,x5), ineffset(a14,x7), ineffset(a23,x24), ineffset(a7,co14), ineffset(a7,co15), ineffset(a17,x16), ineffset(a17,x23), ineffset(a17,x6), ineffset(a17,x18), ineffset(a4,x8), ineffset(a4,x15), ineffset(a24,x2), ineffset(a24,x12), ineffset(a24,x18), ineffset(a24,x24), ineffset(a11,x14), ineffset(a11,x23), ineffset(a11,x10), ineffset(a11,x20), inreadset(a15,x5), inreadset(a15,x16), inreadset(a15,x10), inreadset(a6,x14), inreadset(a6,x6), inreadset(a12,x13), inreadset(a3,x4), inreadset(a3,x24), inreadset(a3,x25), inreadset(a5,x5), inreadset(a16,x22), inreadset(a1,x6), inreadset(a13,x16), inreadset(a13,x6), inreadset(a13,x20), inreadset(a25,x2), inreadset(a25,x18), inreadset(a10,x1), inreadset(a10,x10), inreadset(a2,x21), inreadset(a9,x4), inreadset(a9,x6), inreadset(a9,x10), inreadset(endflow,x5), inreadset(endflow,x16), inreadset(endflow,x14), inreadset(endflow,x23), inreadset(endflow,x22), inreadset(endflow,x2), inreadset(endflow,x1), inreadset(endflow,x3), inreadset(endflow,x4), 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,x15), inreadset(endflow,x17), inreadset(endflow,x18), inreadset(endflow,x19), inreadset(endflow,x20), inreadset(endflow,x21), inreadset(endflow,x24), inreadset(endflow,x25), inreadset(a19,x1), inreadset(a21,x2), inreadset(a21,x15), inreadset(a22,x11), inreadset(a22,x13), inreadset(a22,x24), inreadset(a8,x22), inreadset(a8,x2), inreadset(a8,x24), inreadset(a20,x23), inreadset(a20,x4), inreadset(a14,x22), inreadset(a14,x11), inreadset(a14,x18), inreadset(a23,x10), inreadset(a23,x19), inreadset(a7,x11), inreadset(a17,x22), inreadset(a17,x17), inreadset(a17,x21), inreadset(a4,x22), inreadset(a4,x24), inreadset(a24,x22), inreadset(a24,x17), inreadset(a24,x25), inreadset(a11,x2), inreadset(a11,x10), activity(startflow), activity(a15), activity(a6), activity(a12), activity(a3), activity(a5), activity(a16), activity(a1), activity(a13), activity(a25), activity(a10), activity(a2), activity(a9), activity(endflow), activity(a19), activity(a21), activity(a22), activity(a8), activity(a20), activity(a14), activity(a23), activity(a7), activity(a17), activity(a4), activity(a24), activity(a11), effectsObserved(startflow,1), effectsObserved(a15,2), effectsObserved(a6,3), effectsObserved(a12,4), effectsObserved(a3,5), effectsObserved(a5,6), do(startflow,1), do(a15,2), do(a6,3), do(a12,4), do(a3,5), do(a5,6), nextvis(1,2), nextvis(2,3), nextvis(3,4), nextvis(4,5), nextvis(5,6), subs(a5,15), impossible(a,47), impossible(a,83), impossible(a,119), do(a6,12), do(a12,13), do(a3,14), impossible(a,46), impossible(a,82), impossible(a,118), do(a5,16), impossible(a,48), impossible(a,84), impossible(a,120), do(a16,17), impossible(a,49), impossible(a,85), impossible(a,121), do(a1,18), impossible(a,50), impossible(a,86), impossible(a,122), do(a13,19), impossible(a,51), impossible(a,87), impossible(a,123), do(a25,20), do(a25,32), impossible(a,54), impossible(a,68), impossible(a,90), impossible(a,104), impossible(a,124), impossible(a,136), do(a10,21), do(a10,33), impossible(a,55), impossible(a,69), impossible(a,91), impossible(a,105), impossible(a,125), impossible(a,137), do(a2,22), do(a2,34), impossible(a,56), impossible(a,70), impossible(a,92), impossible(a,106), impossible(a,126), impossible(a,138), do(a9,23), do(a9,35), impossible(a,57), impossible(a,71), impossible(a,93), impossible(a,107), impossible(a,127), impossible(a,139), do(endflow,24), do(endflow,28), do(endflow,36), do(endflow,40), impossible(a,58), impossible(a,62), impossible(a,72), impossible(a,76), impossible(a,94), impossible(a,98), impossible(a,108), impossible(a,112), impossible(a,128), impossible(a,132), impossible(a,140), impossible(a,144), do(a19,26), do(a19,38), impossible(a,60), impossible(a,74), impossible(a,96), impossible(a,110), impossible(a,130), impossible(a,142), do(a21,27), do(a21,39), impossible(a,61), impossible(a,75), impossible(a,97), impossible(a,111), impossible(a,131), impossible(a,143), do(a22,30), impossible(a,64), impossible(a,100), impossible(a,134), do(a8,31), impossible(a,67), impossible(a,103), impossible(a,135), impossible(a,43), impossible(a,45), impossible(a,78), impossible(a,79), impossible(a,81), impossible(a,115), impossible(a,116), impossible(a,117), impossible(a,42), impossible(a,53), impossible(a,66), impossible(a,89), impossible(a,102), impossible(a,52), impossible(a,65), impossible(a,88), impossible(a,101), comp(a3,5,x14,11), impossible(a,44), impossible(a,80), impossible(a,114), comp(a5,6,x5,8), impossible(a,59), impossible(a,63), impossible(a,73), impossible(a,77), impossible(a,95), impossible(a,129), impossible(a,99), impossible(a,109), impossible(a,133), impossible(a,141), impossible(a,113), impossible(a,145), nextvis(11,12), nextvis(12,13), nextvis(13,14), nextvis(14,15), nextvis(15,16), nextvis(16,17), nextvis(17,18), nextvis(18,19), nextvis(18,30), nextvis(19,20), nextvis(20,21), nextvis(21,22), nextvis(22,23), nextvis(22,26), nextvis(23,24), nextvis(26,27), nextvis(27,28), nextvis(30,31), nextvis(31,32), nextvis(32,33), nextvis(33,34), nextvis(34,35), nextvis(34,38), nextvis(35,36), nextvis(38,39), nextvis(39,40), nextvis(6,8), nextvis(8,11), nextvis(24,25), nextvis(28,29), nextvis(36,37), nextvis(40,41)}