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(11,19), next(12,13), next(12,16), next(13,14), next(14,15), next(16,17), next(17,18), next(19,20), next(20,21), next(20,24), next(21,22), next(22,23), next(24,25), next(25,26), next(26,27), next(27,28), next(28,29), next(28,32), next(29,30), next(30,31), next(32,33), next(33,34), next(34,35), next(34,38), next(35,36), next(36,37), next(38,39), next(39,40), next(40,41), next(41,42), next(42,43), next(43,44), doAt(startflow,5), doAt(a12,9), doAt(a1,10), doAt(a16,11), doAt(a8,12), doAt(a5,13), doAt(endflow,14), doAt(endflow,17), doAt(endflow,22), doAt(endflow,30), doAt(endflow,36), doAt(endflow,43), doAt(a24,16), doAt(a23,19), doAt(a4,20), doAt(a6,21), doAt(a2,24), doAt(a11,25), doAt(a22,26), doAt(a9,27), doAt(a13,28), doAt(a7,29), doAt(a15,32), doAt(a25,33), doAt(a21,34), doAt(a14,35), doAt(a10,38), doAt(a20,39), doAt(a18,40), doAt(a19,41), doAt(a17,42), subsAt(a12,8), ineffset(startflow,x13), 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,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(a12,x13), ineffset(a12,x8), ineffset(a12,x17), ineffset(a1,x13), ineffset(a1,x1), ineffset(a1,x5), ineffset(a1,x22), ineffset(a16,co32), ineffset(a16,co33), ineffset(a8,co16), ineffset(a8,co17), ineffset(a5,x22), ineffset(endflow,x2), ineffset(endflow,x9), ineffset(endflow,x18), ineffset(endflow,finished), ineffset(a24,x11), ineffset(a24,x23), ineffset(a23,x8), ineffset(a23,x23), ineffset(a4,co8), ineffset(a4,co9), ineffset(a6,x9), ineffset(a6,x11), ineffset(a6,x21), ineffset(a6,x22), ineffset(a2,x4), ineffset(a2,x8), ineffset(a2,x19), ineffset(a2,x23), ineffset(a11,x4), ineffset(a22,x13), ineffset(a22,x15), ineffset(a22,x24), ineffset(a9,x10), ineffset(a9,x19), ineffset(a9,x21), ineffset(a13,co26), ineffset(a13,co27), ineffset(a7,x1), ineffset(a7,x2), ineffset(a7,x14), ineffset(a15,x10), ineffset(a15,x21), ineffset(a25,x8), ineffset(a25,x21), ineffset(a25,x23), ineffset(a21,co42), ineffset(a21,co43), ineffset(a14,x1), ineffset(a14,x8), ineffset(a10,x13), ineffset(a10,x5), ineffset(a10,x18), ineffset(a10,x24), ineffset(a20,x25), ineffset(a18,x10), ineffset(a18,x16), ineffset(a18,x25), ineffset(a19,x1), ineffset(a19,x4), ineffset(a19,x14), ineffset(a19,x17), ineffset(a17,x6), inreadset(a12,x13), inreadset(a12,x7), inreadset(a12,x11), inreadset(a1,x19), inreadset(a1,x25), inreadset(a16,x23), inreadset(a16,x25), inreadset(a8,x16), inreadset(a5,x13), inreadset(a5,x21), inreadset(a5,x23), inreadset(endflow,x13), 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,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(a24,x13), inreadset(a24,x9), inreadset(a24,x21), inreadset(a23,x9), inreadset(a23,x14), inreadset(a23,x23), inreadset(a4,x6), inreadset(a6,x16), inreadset(a2,x20), inreadset(a11,x6), inreadset(a22,x11), inreadset(a9,x7), inreadset(a13,x2), inreadset(a7,x24), inreadset(a15,x15), inreadset(a25,x14), inreadset(a21,x8), inreadset(a21,x12), inreadset(a21,x17), inreadset(a14,x13), inreadset(a14,x20), inreadset(a14,x22), inreadset(a10,x2), inreadset(a20,x13), inreadset(a20,x21), inreadset(a20,x22), inreadset(a18,x1), inreadset(a18,x11), inreadset(a18,x14), inreadset(a19,x3), inreadset(a19,x12), inreadset(a19,x25), inreadset(a17,x5), activity(startflow), activity(a12), activity(a1), activity(a16), activity(a8), activity(a5), activity(endflow), activity(a24), activity(a23), activity(a4), activity(a6), activity(a2), activity(a11), activity(a22), activity(a9), activity(a13), activity(a7), activity(a15), activity(a25), activity(a21), activity(a14), activity(a10), activity(a20), activity(a18), activity(a19), activity(a17), effectsObserved(startflow,1), effectsObserved(a12,2), effectsObserved(a1,3), effectsObserved(a16,4), do(startflow,1), do(a12,2), do(a1,3), do(a16,4), nextvis(1,2), nextvis(2,3), nextvis(3,4), subs(a12,8), do(a12,9), do(a1,10), do(a8,12), do(a5,13), do(endflow,14), do(endflow,17), impossible(a,22), impossible(a,30), impossible(a,36), impossible(a,43), do(a24,16), impossible(a,19), impossible(a,20), impossible(a,21), impossible(a,24), impossible(a,25), impossible(a,26), impossible(a,27), impossible(a,28), impossible(a,29), impossible(a,32), impossible(a,33), impossible(a,34), impossible(a,35), impossible(a,38), impossible(a,39), impossible(a,40), impossible(a,41), impossible(a,42), comp(a12,2,x13,7), comp(a1,3,x13,6), impossible(a,23), impossible(a,31), impossible(a,37), impossible(a,44), nextvis(6,7), nextvis(7,8), nextvis(8,9), nextvis(9,10), nextvis(12,13), nextvis(12,16), nextvis(13,14), nextvis(16,17), nextvis(4,6), nextvis(10,12), nextvis(14,15), nextvis(17,18)}