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(13,29), next(14,15), next(15,16), next(16,17), next(17,18), next(17,22), next(18,19), next(19,20), next(20,21), next(22,23), next(23,24), next(24,25), next(25,26), next(26,27), next(27,28), next(29,30), next(29,49), next(30,31), next(31,32), next(32,33), next(33,34), next(34,35), next(35,36), next(36,37), next(37,38), next(37,42), next(38,39), next(39,40), next(40,41), next(42,43), next(43,44), next(44,45), next(45,46), next(46,47), next(47,48), next(49,50), next(50,51), next(50,72), next(51,52), next(52,53), next(53,54), next(54,55), next(55,56), next(56,57), next(57,58), next(58,59), 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(76,77), next(77,78), next(78,79), next(79,80), next(80,81), next(81,82), next(81,86), next(82,83), next(83,84), next(84,85), next(86,87), next(87,88), next(88,89), next(89,90), next(90,91), next(91,92), doAt(startflow,7), doAt(a23,10), doAt(a4,11), doAt(a22,13), doAt(a19,15), doAt(a13,16), doAt(a13,36), doAt(a13,59), doAt(a13,80), doAt(a6,17), doAt(a6,37), doAt(a6,60), doAt(a6,81), doAt(a5,18), doAt(a5,38), doAt(a5,61), doAt(a5,82), doAt(a7,19), doAt(a7,26), doAt(a7,39), doAt(a7,46), doAt(a7,62), doAt(a7,69), doAt(a7,83), doAt(a7,90), doAt(endflow,20), doAt(endflow,27), doAt(endflow,40), doAt(endflow,47), doAt(endflow,63), doAt(endflow,70), doAt(endflow,84), doAt(endflow,91), doAt(a10,22), doAt(a10,42), doAt(a10,65), doAt(a10,86), doAt(a11,23), doAt(a11,43), doAt(a11,66), doAt(a11,87), doAt(a16,24), doAt(a16,44), doAt(a16,67), doAt(a16,88), doAt(a18,25), doAt(a18,45), doAt(a18,68), doAt(a18,89), doAt(a14,29), doAt(a1,30), doAt(a12,31), doAt(a12,54), doAt(a12,75), doAt(a17,32), doAt(a17,55), doAt(a17,76), doAt(a8,33), doAt(a8,56), doAt(a8,77), doAt(a24,35), doAt(a24,58), doAt(a24,79), doAt(a25,49), doAt(a3,50), doAt(a15,51), doAt(a21,52), doAt(a21,73), doAt(a9,53), doAt(a9,74), doAt(a20,72), subsAt(a19,14), ineffset(startflow,x6), ineffset(startflow,x15), ineffset(startflow,x7), ineffset(startflow,x24), ineffset(startflow,x1), ineffset(startflow,x2), ineffset(startflow,x3), ineffset(startflow,x4), ineffset(startflow,x5), ineffset(startflow,x8), ineffset(startflow,x9), ineffset(startflow,x10), ineffset(startflow,x11), ineffset(startflow,x12), ineffset(startflow,x13), ineffset(startflow,x14), 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,x25), ineffset(a23,x5), ineffset(a23,x8), ineffset(a23,x12), ineffset(a4,x6), ineffset(a4,x15), ineffset(a4,x17), ineffset(a22,co44), ineffset(a22,co45), ineffset(a19,x7), ineffset(a19,x24), ineffset(a13,x4), ineffset(a13,x23), ineffset(a6,co12), ineffset(a6,co13), ineffset(a5,x3), ineffset(a5,x11), ineffset(a5,x23), ineffset(a7,x22), ineffset(endflow,x5), ineffset(endflow,x21), ineffset(endflow,finished), ineffset(a10,x11), ineffset(a10,x25), ineffset(a11,x10), ineffset(a11,x11), ineffset(a16,x10), ineffset(a16,x17), ineffset(a14,co28), ineffset(a14,co29), ineffset(a1,x1), ineffset(a1,x13), ineffset(a12,x16), ineffset(a12,x17), ineffset(a17,x8), ineffset(a17,x12), ineffset(a17,x16), ineffset(a17,x23), ineffset(a8,x7), ineffset(a8,x5), ineffset(a8,x8), ineffset(a24,x1), ineffset(a24,x5), ineffset(a24,x13), ineffset(a25,x1), ineffset(a25,x10), ineffset(a25,x11), ineffset(a25,x23), ineffset(a3,co6), ineffset(a3,co7), ineffset(a15,x8), ineffset(a21,x9), ineffset(a21,x17), ineffset(a21,x21), ineffset(a21,x22), ineffset(a9,x5), ineffset(a9,x19), ineffset(a20,x4), ineffset(a20,x5), ineffset(a20,x19), ineffset(a20,x21), activity(startflow), activity(a23), activity(a4), activity(a22), activity(a19), activity(a13), activity(a6), activity(a5), activity(a7), activity(endflow), activity(a10), activity(a11), activity(a16), activity(a18), activity(a14), activity(a1), activity(a12), activity(a17), activity(a8), activity(a24), activity(a25), activity(a3), activity(a15), activity(a21), activity(a9), activity(a20), effectsObserved(startflow,1), effectsObserved(a23,2), effectsObserved(a4,3), effectsObserved(a22,4), effectsObserved(a19,5), effectsObserved(a13,6), inreadset(a23,x6), inreadset(a23,x15), inreadset(a23,x18), inreadset(a4,x18), inreadset(a4,x20), inreadset(a22,x7), inreadset(a22,x25), inreadset(a19,x1), inreadset(a19,x5), inreadset(a19,x12), inreadset(a13,x1), inreadset(a13,x11), inreadset(a6,x7), inreadset(a6,x1), inreadset(a6,x19), inreadset(a5,x8), inreadset(a7,x24), inreadset(a7,x10), inreadset(a7,x18), inreadset(endflow,x6), inreadset(endflow,x15), inreadset(endflow,x7), inreadset(endflow,x24), inreadset(endflow,x1), inreadset(endflow,x2), inreadset(endflow,x3), inreadset(endflow,x4), inreadset(endflow,x5), inreadset(endflow,x8), inreadset(endflow,x9), inreadset(endflow,x10), inreadset(endflow,x11), inreadset(endflow,x12), inreadset(endflow,x13), inreadset(endflow,x14), 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,x25), inreadset(endflow,co44), inreadset(endflow,co45), inreadset(endflow,co28), inreadset(endflow,co29), inreadset(endflow,co6), inreadset(endflow,co7), inreadset(endflow,co12), inreadset(endflow,co13), inreadset(endflow,finished), inreadset(a10,x8), inreadset(a11,x6), inreadset(a11,x19), inreadset(a16,x17), inreadset(a16,x21), inreadset(a16,x22), inreadset(a18,x10), inreadset(a18,x16), inreadset(a18,x21), inreadset(a14,x13), inreadset(a14,x16), inreadset(a1,x9), inreadset(a12,x14), inreadset(a12,x25), inreadset(a17,x5), inreadset(a8,x12), inreadset(a8,x13), inreadset(a8,x18), inreadset(a24,x24), inreadset(a25,x14), inreadset(a25,x19), inreadset(a3,x13), inreadset(a15,x7), inreadset(a21,x21), inreadset(a21,x22), inreadset(a9,x1), inreadset(a9,x21), inreadset(a9,x25), inreadset(a20,x13), do(startflow,1), do(a23,2), do(a4,3), do(a22,4), do(a19,5), do(a13,6), nextvis(1,2), nextvis(2,3), nextvis(3,4), nextvis(4,5), nextvis(5,6), subs(a19,14), do(a23,10), do(a4,11), do(a19,15), do(a13,16), impossible(a,36), impossible(a,59), impossible(a,80), do(a6,17), impossible(a,37), impossible(a,60), impossible(a,81), do(a5,18), impossible(a,38), impossible(a,61), impossible(a,82), do(a7,19), do(a7,26), impossible(a,39), impossible(a,46), impossible(a,62), impossible(a,69), impossible(a,83), impossible(a,90), do(endflow,20), do(endflow,27), impossible(a,40), impossible(a,47), impossible(a,63), impossible(a,70), impossible(a,84), impossible(a,91), do(a10,22), impossible(a,42), impossible(a,65), impossible(a,86), do(a11,23), impossible(a,43), impossible(a,66), impossible(a,87), do(a16,24), impossible(a,44), impossible(a,67), impossible(a,88), do(a18,25), impossible(a,45), impossible(a,68), impossible(a,89), impossible(a,29), impossible(a,30), impossible(a,31), impossible(a,54), impossible(a,75), impossible(a,32), impossible(a,55), impossible(a,76), impossible(a,33), impossible(a,56), impossible(a,77), impossible(a,35), impossible(a,58), impossible(a,79), impossible(a,49), impossible(a,50), impossible(a,51), impossible(a,52), impossible(a,73), impossible(a,53), impossible(a,74), impossible(a,72), comp(a4,3,x6,8), comp(a4,3,x15,9), comp(a19,5,x7,12), impossible(a,34), impossible(a,57), impossible(a,78), impossible(a,41), impossible(a,48), impossible(a,64), impossible(a,85), impossible(a,71), impossible(a,92), nextvis(8,9), nextvis(9,10), nextvis(10,11), nextvis(11,12), nextvis(14,15), nextvis(15,16), nextvis(16,17), nextvis(17,18), nextvis(17,22), nextvis(18,19), nextvis(19,20), nextvis(22,23), nextvis(23,24), nextvis(24,25), nextvis(25,26), nextvis(26,27), nextvis(6,8), nextvis(12,14), nextvis(20,21), nextvis(27,28)}