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(9,59), next(10,11), next(11,12), next(12,13), next(13,14), next(14,15), next(15,16), next(16,17), next(16,28), next(17,18), next(18,19), next(19,20), next(19,24), next(20,21), next(21,22), next(22,23), next(24,25), next(25,26), next(26,27), next(28,29), next(29,30), next(30,31), next(31,32), next(32,33), next(33,34), next(34,35), next(34,47), next(35,36), next(36,37), next(37,38), next(38,39), next(38,43), next(39,40), next(40,41), next(41,42), next(43,44), next(44,45), next(45,46), next(47,48), next(48,49), next(49,50), next(50,51), next(50,55), next(51,52), next(52,53), next(53,54), next(55,56), next(56,57), next(57,58), next(59,60), next(60,61), next(61,62), next(62,63), next(62,76), next(63,64), next(64,65), next(65,66), next(65,71), next(66,67), next(67,68), next(68,69), next(69,70), next(71,72), next(72,73), next(73,74), next(74,75), next(76,77), next(77,78), next(78,79), next(79,80), next(80,81), next(81,82), next(82,83), next(82,95), next(83,84), next(84,85), next(85,86), next(86,87), next(86,91), next(87,88), next(88,89), next(89,90), next(91,92), next(92,93), next(93,94), next(95,96), next(96,97), next(97,98), next(98,99), next(98,103), next(99,100), next(100,101), next(101,102), next(103,104), next(104,105), next(105,106), doAt(startflow,6), doAt(a15,8), doAt(a3,9), doAt(a19,11), doAt(a17,13), doAt(a9,14), doAt(a9,60), doAt(a10,15), doAt(a10,61), doAt(a14,16), doAt(a14,62), doAt(a16,17), doAt(a16,63), doAt(a5,18), doAt(a5,37), doAt(a5,49), doAt(a5,64), doAt(a5,85), doAt(a5,97), doAt(a23,19), doAt(a23,38), doAt(a23,50), doAt(a23,65), doAt(a23,86), doAt(a23,98), doAt(a6,20), doAt(a6,39), doAt(a6,51), doAt(a6,66), doAt(a6,87), doAt(a6,99), doAt(a25,21), doAt(a25,25), doAt(a25,40), doAt(a25,44), doAt(a25,52), doAt(a25,56), doAt(a25,67), doAt(a25,72), doAt(a25,88), doAt(a25,92), doAt(a25,100), doAt(a25,104), doAt(endflow,22), doAt(endflow,26), doAt(endflow,41), doAt(endflow,45), doAt(endflow,53), doAt(endflow,57), doAt(endflow,69), doAt(endflow,74), doAt(endflow,89), doAt(endflow,93), doAt(endflow,101), doAt(endflow,105), doAt(a21,24), doAt(a21,43), doAt(a21,55), doAt(a21,71), doAt(a21,91), doAt(a21,103), doAt(a7,28), doAt(a7,76), doAt(a2,29), doAt(a2,77), doAt(a11,30), doAt(a11,78), doAt(a1,31), doAt(a1,79), doAt(a24,32), doAt(a24,80), doAt(a13,33), doAt(a13,81), doAt(a18,34), doAt(a18,82), doAt(a8,35), doAt(a8,83), doAt(a12,36), doAt(a12,48), doAt(a12,84), doAt(a12,96), doAt(a22,47), doAt(a22,95), doAt(a20,59), subsAt(a19,10), ineffset(startflow,x22), ineffset(startflow,x6), ineffset(startflow,x1), ineffset(startflow,x2), ineffset(startflow,x3), ineffset(startflow,x4), ineffset(startflow,x5), ineffset(startflow,x7), ineffset(startflow,x8), ineffset(startflow,x9), ineffset(startflow,x10), ineffset(startflow,x11), ineffset(startflow,x12), ineffset(startflow,x13), ineffset(startflow,x14), ineffset(startflow,x15), ineffset(startflow,x16), ineffset(startflow,x17), ineffset(startflow,x18), ineffset(startflow,x19), ineffset(startflow,x20), ineffset(startflow,x21), ineffset(startflow,x23), ineffset(startflow,x24), ineffset(startflow,x25), ineffset(a15,x9), ineffset(a3,co6), ineffset(a3,co7), ineffset(a19,x22), ineffset(a17,x6), ineffset(a9,x5), ineffset(a9,x18), ineffset(a10,x23), ineffset(a14,co28), ineffset(a14,co29), ineffset(a16,x19), ineffset(a5,x7), ineffset(a5,x21), ineffset(a23,co46), ineffset(a23,co47), ineffset(a6,x22), ineffset(a6,x9), ineffset(a6,x20), ineffset(a6,x23), ineffset(a25,x9), ineffset(endflow,x22), ineffset(endflow,x6), ineffset(endflow,finished), ineffset(a21,x19), ineffset(a7,x20), ineffset(a2,x6), ineffset(a2,x2), ineffset(a2,x14), ineffset(a2,x17), ineffset(a11,x22), ineffset(a11,x9), ineffset(a1,x3), ineffset(a1,x4), ineffset(a1,x8), ineffset(a1,x13), ineffset(a24,x1), ineffset(a13,x6), ineffset(a18,co36), ineffset(a18,co37), ineffset(a8,x2), ineffset(a8,x8), ineffset(a8,x21), ineffset(a8,x24), ineffset(a12,x23), ineffset(a22,x16), ineffset(a20,x11), activity(startflow), activity(a15), activity(a3), activity(a19), activity(a17), activity(a9), activity(a10), activity(a14), activity(a16), activity(a5), activity(a23), activity(a6), activity(a25), activity(endflow), activity(a21), activity(a7), activity(a2), activity(a11), activity(a1), activity(a24), activity(a13), activity(a18), activity(a8), activity(a12), activity(a22), activity(a20), effectsObserved(startflow,1), effectsObserved(a15,2), effectsObserved(a3,3), effectsObserved(a19,4), effectsObserved(a17,5), inreadset(a15,x22), inreadset(a15,x4), inreadset(a3,x16), inreadset(a19,x22), inreadset(a19,x8), inreadset(a19,x13), inreadset(a17,x6), inreadset(a9,x7), inreadset(a10,x8), inreadset(a10,x15), inreadset(a14,x5), inreadset(a16,x15), inreadset(a16,x19), inreadset(a16,x23), inreadset(a5,x2), inreadset(a5,x12), inreadset(a5,x21), inreadset(a23,x22), inreadset(a23,x17), inreadset(a6,x15), inreadset(a6,x16), inreadset(a25,x8), inreadset(a25,x17), inreadset(a25,x18), inreadset(endflow,x22), inreadset(endflow,x6), inreadset(endflow,x1), inreadset(endflow,x2), inreadset(endflow,x3), inreadset(endflow,x4), inreadset(endflow,x5), 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,x23), inreadset(endflow,x24), inreadset(endflow,x25), inreadset(endflow,co6), inreadset(endflow,co7), inreadset(endflow,co28), inreadset(endflow,co29), inreadset(endflow,co36), inreadset(endflow,co37), inreadset(endflow,co46), inreadset(endflow,co47), inreadset(endflow,finished), inreadset(a21,x21), inreadset(a7,x4), inreadset(a7,x21), inreadset(a2,x8), inreadset(a11,x7), inreadset(a11,x18), inreadset(a1,x2), inreadset(a1,x9), inreadset(a24,x5), inreadset(a13,x22), inreadset(a13,x8), inreadset(a18,x2), inreadset(a18,x15), inreadset(a18,x16), inreadset(a8,x1), inreadset(a8,x9), inreadset(a8,x18), inreadset(a12,x3), inreadset(a12,x8), inreadset(a12,x13), inreadset(a22,x6), inreadset(a20,x3), inreadset(a20,x17), do(startflow,1), do(a15,2), do(a3,3), do(a19,4), do(a17,5), nextvis(1,2), nextvis(2,3), nextvis(3,4), nextvis(4,5), subs(a19,10), do(a15,8), do(a3,9), do(a19,11), do(a17,13), do(a9,14), impossible(a,60), do(a10,15), impossible(a,61), do(a14,16), impossible(a,62), do(a16,17), impossible(a,63), do(a5,18), do(a5,37), do(a5,49), impossible(a,64), impossible(a,85), impossible(a,97), do(a23,19), do(a23,38), do(a23,50), impossible(a,65), impossible(a,86), impossible(a,98), do(a6,20), do(a6,39), do(a6,51), impossible(a,66), impossible(a,87), impossible(a,99), do(a25,21), do(a25,25), do(a25,40), do(a25,44), do(a25,52), do(a25,56), impossible(a,67), impossible(a,72), impossible(a,88), impossible(a,92), impossible(a,100), impossible(a,104), do(endflow,22), do(endflow,26), do(endflow,41), do(endflow,45), do(endflow,53), do(endflow,57), impossible(a,69), impossible(a,74), impossible(a,89), impossible(a,93), impossible(a,101), impossible(a,105), do(a21,24), do(a21,43), do(a21,55), impossible(a,71), impossible(a,91), impossible(a,103), do(a7,28), impossible(a,76), do(a2,29), impossible(a,77), do(a11,30), impossible(a,78), do(a1,31), impossible(a,79), do(a24,32), impossible(a,80), do(a13,33), impossible(a,81), do(a18,34), impossible(a,82), do(a8,35), impossible(a,83), do(a12,36), do(a12,48), impossible(a,84), impossible(a,96), do(a22,47), impossible(a,95), impossible(a,59), comp(a19,4,x22,7), comp(a17,5,x6,12), impossible(a,68), impossible(a,73), impossible(a,70), impossible(a,75), impossible(a,90), impossible(a,94), impossible(a,102), impossible(a,106), nextvis(7,8), nextvis(8,9), nextvis(9,10), nextvis(10,11), nextvis(11,12), nextvis(12,13), nextvis(13,14), nextvis(14,15), nextvis(15,16), nextvis(16,17), nextvis(16,28), nextvis(17,18), nextvis(18,19), nextvis(19,20), nextvis(19,24), nextvis(20,21), nextvis(21,22), nextvis(24,25), nextvis(25,26), nextvis(28,29), nextvis(29,30), nextvis(30,31), nextvis(31,32), nextvis(32,33), nextvis(33,34), nextvis(34,35), nextvis(34,47), nextvis(35,36), nextvis(36,37), nextvis(37,38), nextvis(38,39), nextvis(38,43), nextvis(39,40), nextvis(40,41), nextvis(43,44), nextvis(44,45), nextvis(47,48), nextvis(48,49), nextvis(49,50), nextvis(50,51), nextvis(50,55), nextvis(51,52), nextvis(52,53), nextvis(55,56), nextvis(56,57), nextvis(5,7), nextvis(22,23), nextvis(26,27), nextvis(41,42), nextvis(45,46), nextvis(53,54), nextvis(57,58)}