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(11,12), next(12,13), next(13,14), next(14,15), next(15,16), next(16,17), next(17,18), next(18,19), next(19,20), next(20,21), next(20,39), next(21,22), next(22,23), next(23,24), next(24,25), next(25,26), next(25,29), next(26,27), next(27,28), next(29,30), next(30,31), next(31,32), next(32,33), next(32,36), next(33,34), next(34,35), next(36,37), next(37,38), next(39,40), next(40,41), next(41,42), next(42,43), next(42,64), next(43,44), next(44,45), next(45,46), next(46,47), next(47,48), next(48,49), next(49,50), next(50,51), next(50,54), next(51,52), next(52,53), next(54,55), next(55,56), next(56,57), next(57,58), next(57,61), next(58,59), next(59,60), 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(77,78), next(77,81), next(78,79), next(79,80), next(81,82), next(82,83), doAt(startflow,7), doAt(a30,8), doAt(a27,9), doAt(a35,10), doAt(a15,11), doAt(a4,13), doAt(a10,14), doAt(a5,15), doAt(a21,16), doAt(a20,17), doAt(a28,18), doAt(a18,19), doAt(a32,20), doAt(a22,21), doAt(a12,22), doAt(a19,23), doAt(a19,48), doAt(a19,68), doAt(a16,24), doAt(a16,49), doAt(a16,69), doAt(a23,25), doAt(a23,50), doAt(a23,70), doAt(a1,26), doAt(a1,51), doAt(a1,71), doAt(endflow,27), doAt(endflow,34), doAt(endflow,37), doAt(endflow,52), doAt(endflow,59), doAt(endflow,62), doAt(endflow,72), doAt(endflow,79), doAt(endflow,82), doAt(a8,29), doAt(a8,54), doAt(a8,74), doAt(a7,30), doAt(a7,55), doAt(a7,75), doAt(a24,31), doAt(a24,56), doAt(a24,76), doAt(a6,32), doAt(a6,57), doAt(a6,77), doAt(a25,33), doAt(a25,58), doAt(a25,78), doAt(a34,36), doAt(a34,61), doAt(a34,81), doAt(a11,39), doAt(a3,40), doAt(a33,41), doAt(a26,42), doAt(a29,43), doAt(a9,44), doAt(a31,45), doAt(a31,65), doAt(a14,46), doAt(a14,66), doAt(a17,47), doAt(a17,67), doAt(a13,64), subsAt(a4,12), ineffset(startflow,x1), ineffset(startflow,x2), ineffset(startflow,x3), ineffset(startflow,x4), ineffset(startflow,x5), 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,x14), ineffset(startflow,x15), ineffset(startflow,x16), ineffset(startflow,x17), ineffset(startflow,x18), ineffset(startflow,x19), ineffset(startflow,x20), ineffset(startflow,x21), ineffset(startflow,x22), ineffset(startflow,x23), ineffset(startflow,x24), ineffset(startflow,x25), ineffset(startflow,x26), ineffset(startflow,x27), ineffset(startflow,x28), ineffset(startflow,x29), ineffset(startflow,x30), ineffset(startflow,x31), ineffset(startflow,x32), ineffset(startflow,x33), ineffset(startflow,x34), ineffset(startflow,x35), ineffset(a30,x5), ineffset(a30,x33), ineffset(a30,x35), ineffset(a27,x21), ineffset(a35,x13), ineffset(a15,x1), ineffset(a4,x31), ineffset(a10,x7), ineffset(a10,x9), ineffset(a10,x15), ineffset(a10,x28), ineffset(a5,x2), ineffset(a21,x8), ineffset(a21,x11), ineffset(a20,x26), ineffset(a28,x9), ineffset(a28,x14), ineffset(a28,x25), ineffset(a28,x31), ineffset(a18,x32), ineffset(a32,co64), ineffset(a32,co65), ineffset(a22,x21), ineffset(a22,x24), ineffset(a22,x27), ineffset(a22,x32), ineffset(a12,x4), ineffset(a19,x8), ineffset(a19,x15), ineffset(a19,x19), ineffset(a19,x34), ineffset(a16,x2), ineffset(a23,co46), ineffset(a23,co47), ineffset(a1,x11), ineffset(endflow,x3), ineffset(endflow,x23), ineffset(endflow,x26), ineffset(endflow,x28), ineffset(endflow,finished), ineffset(a8,x7), ineffset(a8,x17), ineffset(a8,x24), ineffset(a7,x15), ineffset(a24,x10), ineffset(a6,co12), ineffset(a6,co13), ineffset(a25,x6), ineffset(a25,x19), ineffset(a34,x8), ineffset(a34,x10), ineffset(a34,x31), ineffset(a11,x8), ineffset(a3,x15), ineffset(a33,x3), ineffset(a26,co52), ineffset(a26,co53), ineffset(a29,x13), ineffset(a9,x4), ineffset(a9,x13), ineffset(a9,x24), ineffset(a31,x4), ineffset(a14,x1), ineffset(a14,x14), ineffset(a14,x18), ineffset(a14,x28), ineffset(a17,x8), ineffset(a17,x21), ineffset(a17,x31), ineffset(a13,x27), inreadset(a30,x8), inreadset(a30,x10), inreadset(a30,x12), inreadset(a27,x35), inreadset(a35,x28), inreadset(a15,x13), inreadset(a4,x8), inreadset(a4,x24), inreadset(a4,x34), inreadset(a10,x14), inreadset(a5,x8), inreadset(a5,x13), inreadset(a5,x34), inreadset(a21,x3), inreadset(a21,x9), inreadset(a21,x12), inreadset(a20,x34), inreadset(a28,x4), inreadset(a28,x21), inreadset(a28,x33), inreadset(a18,x18), inreadset(a32,x7), inreadset(a32,x27), inreadset(a32,x30), inreadset(a22,x32), inreadset(a12,x1), inreadset(a19,x35), inreadset(a16,x6), inreadset(a16,x16), inreadset(a23,x26), inreadset(a1,x5), inreadset(a1,x7), inreadset(a1,x32), 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,x26), inreadset(endflow,x27), inreadset(endflow,x28), inreadset(endflow,x29), inreadset(endflow,x30), inreadset(endflow,x31), inreadset(endflow,x32), inreadset(endflow,x33), inreadset(endflow,x34), inreadset(endflow,x35), inreadset(a8,x12), inreadset(a7,x8), inreadset(a7,x19), inreadset(a7,x23), inreadset(a24,x23), inreadset(a24,x33), inreadset(a6,x2), inreadset(a25,x1), inreadset(a25,x7), inreadset(a25,x24), inreadset(a34,x3), inreadset(a11,x3), inreadset(a11,x22), inreadset(a3,x7), inreadset(a33,x25), inreadset(a26,x23), inreadset(a29,x7), inreadset(a9,x11), inreadset(a31,x22), inreadset(a14,x14), inreadset(a17,x10), inreadset(a13,x24), activity(startflow), activity(a30), activity(a27), activity(a35), activity(a15), activity(a4), activity(a10), activity(a5), activity(a21), activity(a20), activity(a28), activity(a18), activity(a32), activity(a22), activity(a12), activity(a19), activity(a16), activity(a23), activity(a1), activity(endflow), activity(a8), activity(a7), activity(a24), activity(a6), activity(a25), activity(a34), activity(a11), activity(a3), activity(a33), activity(a26), activity(a29), activity(a9), activity(a31), activity(a14), activity(a17), activity(a13), effectsObserved(startflow,1), effectsObserved(a30,2), effectsObserved(a27,3), effectsObserved(a35,4), effectsObserved(a15,5), effectsObserved(a4,6), do(startflow,1), do(a30,2), do(a27,3), do(a35,4), do(a15,5), do(a4,6), nextvis(1,2), nextvis(2,3), nextvis(3,4), nextvis(4,5), nextvis(5,6), do(a30,8), do(a27,9), do(a15,11), do(a10,14), do(a21,16), do(a20,17), do(a28,18), do(a18,19), do(a32,20), do(a22,21), do(a12,22), do(a19,23), do(a19,48), do(a19,68), do(a16,24), do(a16,49), do(a16,69), do(a23,25), do(a23,50), do(a23,70), do(a1,26), do(a1,51), do(a1,71), do(endflow,27), do(endflow,34), do(endflow,37), do(endflow,52), do(endflow,59), do(endflow,62), do(endflow,72), do(endflow,79), do(endflow,82), do(a8,29), do(a8,54), do(a8,74), do(a7,30), do(a7,55), do(a7,75), do(a24,31), do(a24,56), do(a24,76), do(a6,32), do(a6,57), do(a6,77), do(a25,33), do(a25,58), do(a25,78), do(a34,36), do(a34,61), do(a34,81), do(a33,41), do(a26,42), do(a9,44), do(a31,45), do(a31,65), do(a14,46), do(a14,66), do(a17,47), do(a17,67), do(a13,64), nextvis(8,9), nextvis(16,17), nextvis(17,18), nextvis(18,19), nextvis(19,20), nextvis(20,21), nextvis(21,22), nextvis(22,23), nextvis(23,24), nextvis(24,25), nextvis(25,26), nextvis(25,29), nextvis(26,27), nextvis(29,30), nextvis(30,31), nextvis(31,32), nextvis(32,33), nextvis(32,36), nextvis(33,34), nextvis(36,37), nextvis(41,42), nextvis(42,64), nextvis(44,45), nextvis(45,46), nextvis(46,47), nextvis(47,48), nextvis(48,49), nextvis(49,50), nextvis(50,51), nextvis(50,54), nextvis(51,52), nextvis(54,55), nextvis(55,56), nextvis(56,57), nextvis(57,58), nextvis(57,61), nextvis(58,59), nextvis(61,62), nextvis(64,65), nextvis(65,66), nextvis(66,67), nextvis(67,68), nextvis(68,69), nextvis(69,70), nextvis(70,71), nextvis(70,74), nextvis(71,72), nextvis(74,75), nextvis(75,76), nextvis(76,77), nextvis(77,78), nextvis(77,81), nextvis(78,79), nextvis(81,82), nextvis(6,8), nextvis(9,11), nextvis(11,14), nextvis(14,16), nextvis(20,41), nextvis(42,44), nextvis(27,28), nextvis(34,35), nextvis(37,38), nextvis(52,53), nextvis(59,60), nextvis(62,63), nextvis(72,73), nextvis(79,80), nextvis(82,83)}