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(13,33), next(14,15), next(15,16), next(16,17), next(17,18), next(18,19), next(19,20), next(20,21), next(20,31), next(21,22), next(21,29), next(22,23), next(22,26), next(23,24), next(24,25), next(26,27), next(27,28), next(29,30), next(31,32), next(33,34), next(34,35), next(35,36), next(36,37), next(36,59), next(37,38), next(38,39), next(39,40), next(40,41), next(41,42), next(42,43), next(42,56), next(43,44), next(43,53), next(44,45), next(44,49), next(45,46), next(46,47), next(47,48), next(49,50), next(50,51), next(51,52), next(53,54), next(54,55), next(56,57), next(57,58), next(59,60), next(60,61), next(61,62), next(62,63), next(63,64), next(64,65), next(65,66), next(66,67), next(67,68), next(68,69), next(68,79), next(69,70), next(69,77), next(70,71), next(70,74), next(71,72), next(72,73), next(74,75), next(75,76), next(77,78), next(79,80), doAt(startflow,7), doAt(a21,8), doAt(a25,9), doAt(a13,12), doAt(a9,13), doAt(a14,15), doAt(a12,16), doAt(a12,38), doAt(a12,64), doAt(a15,17), doAt(a15,39), doAt(a15,65), doAt(a23,18), doAt(a23,40), doAt(a23,66), doAt(a1,19), doAt(a1,41), doAt(a1,67), doAt(a22,20), doAt(a22,42), doAt(a22,68), doAt(a18,21), doAt(a18,43), doAt(a18,69), doAt(a11,22), doAt(a11,44), doAt(a11,70), doAt(a3,23), doAt(a3,45), doAt(a3,71), doAt(endflow,24), doAt(endflow,27), doAt(endflow,29), doAt(endflow,31), doAt(endflow,47), doAt(endflow,51), doAt(endflow,54), doAt(endflow,57), doAt(endflow,72), doAt(endflow,75), doAt(endflow,77), doAt(endflow,79), doAt(a2,26), doAt(a2,49), doAt(a2,74), doAt(a8,33), doAt(a24,34), doAt(a19,35), doAt(a17,36), doAt(a4,37), doAt(a7,59), doAt(a5,60), doAt(a16,61), doAt(a10,62), doAt(a20,63), subsAt(a13,10), subsAt(a14,14), ineffset(startflow,x4), ineffset(startflow,x16), ineffset(startflow,x1), ineffset(startflow,x2), ineffset(startflow,x3), 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,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(a21,x7), ineffset(a25,x1), ineffset(a25,x25), ineffset(a13,x4), ineffset(a9,co18), ineffset(a9,co19), ineffset(a14,x16), ineffset(a12,x14), ineffset(a15,x3), ineffset(a15,x12), ineffset(a15,x19), ineffset(a23,x9), ineffset(a23,x14), ineffset(a23,x19), ineffset(a23,x25), ineffset(a1,x13), ineffset(a22,co44), ineffset(a22,co45), ineffset(a18,co36), ineffset(a18,co37), ineffset(a11,co22), ineffset(a11,co23), ineffset(a3,x21), ineffset(endflow,x3), ineffset(endflow,finished), ineffset(a2,x2), ineffset(a2,x18), ineffset(a2,x20), ineffset(a8,x6), ineffset(a8,x9), ineffset(a8,x15), ineffset(a24,x6), ineffset(a24,x10), ineffset(a24,x19), ineffset(a19,x15), ineffset(a19,x24), ineffset(a19,x25), ineffset(a17,co34), ineffset(a17,co35), ineffset(a4,x3), ineffset(a4,x7), ineffset(a7,x7), ineffset(a7,x21), ineffset(a5,x6), ineffset(a5,x15), ineffset(a5,x24), ineffset(a16,x16), ineffset(a16,x6), ineffset(a16,x19), ineffset(a10,x16), ineffset(a20,x16), ineffset(a20,x10), ineffset(a20,x13), ineffset(a20,x17), activity(startflow), activity(a21), activity(a25), activity(a13), activity(a9), activity(a14), activity(a12), activity(a15), activity(a23), activity(a1), activity(a22), activity(a18), activity(a11), activity(a3), activity(endflow), activity(a2), activity(a8), activity(a24), activity(a19), activity(a17), activity(a4), activity(a7), activity(a5), activity(a16), activity(a10), activity(a20), effectsObserved(startflow,1), effectsObserved(a21,2), effectsObserved(a25,3), effectsObserved(a13,4), effectsObserved(a9,5), effectsObserved(a14,6), inreadset(a21,x8), inreadset(a21,x24), inreadset(a25,x15), inreadset(a13,x4), inreadset(a9,x7), inreadset(a9,x8), inreadset(a14,x25), inreadset(a12,x1), inreadset(a15,x3), inreadset(a15,x8), inreadset(a15,x9), inreadset(a23,x19), inreadset(a23,x21), inreadset(a1,x7), inreadset(a22,x10), inreadset(a18,x10), inreadset(a18,x21), inreadset(a11,x14), inreadset(a11,x21), inreadset(a3,x14), inreadset(endflow,x4), inreadset(endflow,x16), inreadset(endflow,x1), inreadset(endflow,x2), inreadset(endflow,x3), 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,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,co18), inreadset(endflow,co19), inreadset(endflow,co34), inreadset(endflow,co35), inreadset(endflow,co44), inreadset(endflow,co45), inreadset(endflow,co36), inreadset(endflow,co37), inreadset(endflow,co22), inreadset(endflow,co23), inreadset(endflow,finished), inreadset(a2,x10), inreadset(a8,x15), inreadset(a24,x14), inreadset(a24,x24), inreadset(a19,x10), inreadset(a17,x9), inreadset(a17,x13), inreadset(a17,x15), inreadset(a4,x5), inreadset(a7,x13), inreadset(a5,x4), inreadset(a5,x17), inreadset(a5,x18), inreadset(a16,x10), inreadset(a16,x12), inreadset(a16,x13), inreadset(a10,x23), inreadset(a20,x3), do(startflow,1), do(a21,2), do(a25,3), do(a13,4), do(a9,5), do(a14,6), nextvis(1,2), nextvis(2,3), nextvis(3,4), nextvis(4,5), nextvis(5,6), subs(a13,10), subs(a14,14), do(a13,12), do(a14,15), do(a12,16), impossible(a,38), impossible(a,64), do(a15,17), impossible(a,39), impossible(a,65), do(a23,18), impossible(a,40), impossible(a,66), do(a1,19), impossible(a,41), impossible(a,67), do(a22,20), impossible(a,42), impossible(a,68), do(a18,21), impossible(a,43), impossible(a,69), do(a11,22), impossible(a,44), impossible(a,70), do(a3,23), impossible(a,45), impossible(a,71), do(endflow,24), do(endflow,27), do(endflow,29), do(endflow,31), impossible(a,47), impossible(a,51), impossible(a,54), impossible(a,57), impossible(a,72), impossible(a,75), impossible(a,77), impossible(a,79), do(a2,26), impossible(a,49), impossible(a,74), impossible(a,33), impossible(a,34), impossible(a,35), impossible(a,36), impossible(a,37), impossible(a,59), impossible(a,60), impossible(a,61), impossible(a,62), impossible(a,63), comp(a13,4,x4,11), impossible(a,46), impossible(a,50), impossible(a,53), impossible(a,56), impossible(a,58), impossible(a,55), impossible(a,48), impossible(a,52), impossible(a,80), impossible(a,78), impossible(a,73), impossible(a,76), nextvis(10,11), nextvis(11,12), nextvis(14,15), nextvis(15,16), nextvis(16,17), nextvis(17,18), nextvis(18,19), nextvis(19,20), nextvis(20,21), nextvis(20,31), nextvis(21,22), nextvis(21,29), nextvis(22,23), nextvis(22,26), nextvis(23,24), nextvis(26,27), nextvis(6,10), nextvis(12,14), nextvis(24,25), nextvis(27,28), nextvis(29,30), nextvis(31,32)}