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(21,22), next(21,42), next(22,23), next(22,26), next(23,24), next(24,25), next(26,27), next(27,28), next(28,29), next(28,40), next(29,30), next(29,33), next(30,31), next(31,32), next(33,34), next(34,35), next(35,36), next(36,37), next(37,38), next(38,39), next(40,41), next(42,43), doAt(startflow,7), doAt(a1,8), doAt(a16,10), doAt(a12,12), doAt(a25,13), doAt(a24,14), doAt(a23,15), doAt(a2,16), doAt(a21,17), doAt(a11,18), doAt(a5,19), doAt(a6,20), doAt(a10,21), doAt(a20,22), doAt(a13,23), doAt(endflow,24), doAt(endflow,31), doAt(endflow,38), doAt(endflow,40), doAt(endflow,42), doAt(a17,26), doAt(a3,27), doAt(a8,28), doAt(a19,29), doAt(a14,30), doAt(a18,33), doAt(a22,34), doAt(a15,35), doAt(a4,36), doAt(a7,37), subsAt(a12,11), ineffset(startflow,x14), 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,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(a1,x16), ineffset(a16,x6), ineffset(a12,x14), ineffset(a25,x23), ineffset(a24,x2), ineffset(a24,x8), ineffset(a24,x25), ineffset(a23,x4), ineffset(a23,x24), ineffset(a2,x5), ineffset(a2,x6), ineffset(a2,x12), ineffset(a2,x22), ineffset(a21,x7), ineffset(a21,x8), ineffset(a21,x12), ineffset(a11,x6), ineffset(a11,x9), ineffset(a5,x8), ineffset(a5,x17), ineffset(a5,x21), ineffset(a6,x2), ineffset(a6,x4), ineffset(a6,x15), ineffset(a6,x19), ineffset(a10,co20), ineffset(a10,co21), ineffset(a20,co40), ineffset(a20,co41), ineffset(a13,x21), ineffset(a13,x23), ineffset(a13,x24), ineffset(endflow,x9), ineffset(endflow,x10), ineffset(endflow,x17), ineffset(endflow,x21), ineffset(endflow,finished), ineffset(a17,x22), ineffset(a3,x7), ineffset(a8,co16), ineffset(a8,co17), ineffset(a19,co38), ineffset(a19,co39), ineffset(a14,x15), ineffset(a18,x22), ineffset(a22,x4), ineffset(a15,x14), ineffset(a15,x15), ineffset(a15,x22), ineffset(a15,x25), ineffset(a4,x2), ineffset(a7,x6), ineffset(a7,x11), ineffset(a7,x17), activity(startflow), activity(a1), activity(a16), activity(a12), activity(a25), activity(a24), activity(a23), activity(a2), activity(a21), activity(a11), activity(a5), activity(a6), activity(a10), activity(a20), activity(a13), activity(endflow), activity(a17), activity(a3), activity(a8), activity(a19), activity(a14), activity(a18), activity(a22), activity(a15), activity(a4), activity(a7), effectsObserved(startflow,1), effectsObserved(a1,2), effectsObserved(a16,3), effectsObserved(a12,4), effectsObserved(a25,5), effectsObserved(a24,6), inreadset(a1,x9), inreadset(a1,x19), inreadset(a16,x14), inreadset(a16,x7), inreadset(a16,x22), inreadset(a12,x19), inreadset(a25,x20), inreadset(a24,x1), inreadset(a23,x14), inreadset(a23,x6), inreadset(a2,x16), inreadset(a2,x21), inreadset(a21,x14), inreadset(a11,x5), inreadset(a11,x8), inreadset(a11,x15), inreadset(a5,x1), inreadset(a6,x1), inreadset(a6,x2), inreadset(a10,x22), inreadset(a20,x2), inreadset(a20,x3), inreadset(a20,x18), inreadset(a13,x16), inreadset(a13,x17), inreadset(endflow,x14), 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,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,co20), inreadset(endflow,co21), inreadset(endflow,co40), inreadset(endflow,co41), inreadset(endflow,co16), inreadset(endflow,co17), inreadset(endflow,co38), inreadset(endflow,co39), inreadset(endflow,finished), inreadset(a17,x20), inreadset(a3,x22), inreadset(a8,x8), inreadset(a8,x15), inreadset(a8,x24), inreadset(a19,x8), inreadset(a19,x9), inreadset(a19,x23), inreadset(a14,x9), inreadset(a18,x3), inreadset(a22,x24), inreadset(a15,x7), inreadset(a15,x13), inreadset(a15,x25), inreadset(a4,x14), inreadset(a4,x6), inreadset(a4,x13), inreadset(a7,x21), do(startflow,1), do(a1,2), do(a16,3), do(a12,4), do(a25,5), do(a24,6), nextvis(1,2), nextvis(2,3), nextvis(3,4), nextvis(4,5), nextvis(5,6), subs(a12,11), do(a1,8), do(a16,10), do(a12,12), do(a23,15), do(a2,16), do(a21,17), do(a11,18), do(a5,19), do(a6,20), do(a10,21), do(a20,22), do(a13,23), do(endflow,24), do(endflow,31), do(endflow,38), do(endflow,40), do(endflow,42), do(a17,26), do(a3,27), do(a8,28), do(a19,29), do(a14,30), do(a18,33), do(a22,34), do(a15,35), do(a4,36), do(a7,37), comp(a12,4,x14,9), nextvis(8,9), nextvis(9,10), nextvis(10,11), nextvis(11,12), nextvis(15,16), nextvis(16,17), nextvis(17,18), nextvis(18,19), nextvis(19,20), nextvis(20,21), nextvis(21,22), nextvis(21,42), nextvis(22,23), nextvis(22,26), nextvis(23,24), nextvis(26,27), nextvis(27,28), nextvis(28,29), nextvis(28,40), nextvis(29,30), nextvis(29,33), nextvis(30,31), nextvis(33,34), nextvis(34,35), nextvis(35,36), nextvis(36,37), nextvis(37,38), nextvis(6,8), nextvis(12,15), nextvis(24,25), nextvis(31,32), nextvis(38,39), nextvis(40,41), nextvis(42,43)}