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(7,12), next(8,9), next(9,10), next(10,11), next(12,13), next(13,14), next(14,15), next(15,16), next(15,38), next(16,17), next(16,20), next(17,18), next(18,19), next(20,21), next(21,22), next(22,23), next(23,24), next(24,25), next(25,26), next(26,27), next(27,28), next(27,35), next(28,29), next(28,32), next(29,30), next(30,31), next(32,33), next(33,34), next(35,36), next(36,37), next(38,39), next(39,40), doAt(startflow,3), doAt(a20,5), doAt(a18,6), doAt(a6,7), doAt(a1,8), doAt(a9,9), doAt(endflow,10), doAt(endflow,18), doAt(endflow,30), doAt(endflow,33), doAt(endflow,36), doAt(endflow,39), doAt(a22,12), doAt(a4,13), doAt(a8,14), doAt(a11,15), doAt(a5,16), doAt(a7,17), doAt(a16,20), doAt(a21,21), doAt(a19,22), doAt(a12,23), doAt(a25,24), doAt(a14,25), doAt(a10,26), doAt(a24,27), doAt(a15,28), doAt(a23,29), doAt(a17,32), doAt(a13,35), doAt(a3,38), subsAt(a20,4), 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ineffset(a5,co10), ineffset(a5,co11), ineffset(a7,x10), ineffset(a7,x22), ineffset(a16,x5), ineffset(a21,x8), ineffset(a19,x18), ineffset(a19,x21), ineffset(a19,x24), ineffset(a19,x25), ineffset(a12,x16), ineffset(a12,x25), ineffset(a25,x18), ineffset(a25,x22), ineffset(a25,x23), ineffset(a14,x6), ineffset(a10,x18), ineffset(a10,x20), ineffset(a10,x21), ineffset(a10,x22), ineffset(a24,co48), ineffset(a24,co49), ineffset(a15,co30), ineffset(a15,co31), ineffset(a23,x9), ineffset(a17,x7), ineffset(a17,x18), ineffset(a13,x15), ineffset(a13,x20), ineffset(a3,x5), ineffset(a3,x6), ineffset(a3,x15), ineffset(a3,x23), inreadset(a20,x9), inreadset(a20,x11), inreadset(a18,x19), inreadset(a18,x20), inreadset(a18,x23), inreadset(a6,x2), inreadset(a6,x17), inreadset(a6,x20), inreadset(a1,x8), inreadset(a1,x20), inreadset(a9,x15), inreadset(a9,x19), inreadset(endflow,x1), inreadset(endflow,x2), inreadset(endflow,x3), inreadset(endflow,x4), inreadset(endflow,x5), inreadset(endflow,x6), 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