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(10,38), next(11,12), next(12,13), next(12,21), next(13,14), next(14,15), next(15,16), next(16,17), next(17,18), next(18,19), next(19,20), next(21,22), next(21,30), next(22,23), next(23,24), next(24,25), next(25,26), next(26,27), next(27,28), next(28,29), next(30,31), next(31,32), next(32,33), next(33,34), next(34,35), next(35,36), next(36,37), next(38,39), next(38,55), next(39,40), next(40,41), next(41,42), next(42,43), next(43,44), next(44,45), next(45,46), next(46,47), next(47,48), next(48,49), next(49,50), next(50,51), next(51,52), next(52,53), next(53,54), next(55,56), next(56,57), next(57,58), next(58,59), 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(69,70), 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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,x18), ineffset(startflow,x19), ineffset(startflow,x20), ineffset(startflow,x21), ineffset(startflow,x22), ineffset(startflow,x23), ineffset(startflow,x25), ineffset(a7,x4), ineffset(a24,x17), ineffset(a24,x9), ineffset(a24,x18), ineffset(a14,co28), ineffset(a14,co29), ineffset(a21,x13), ineffset(a21,x24), ineffset(a21,x12), ineffset(a10,co20), ineffset(a10,co21), ineffset(a17,x11), ineffset(a17,x14), ineffset(a17,x20), ineffset(a2,x15), ineffset(a4,x4), ineffset(a4,x10), ineffset(a4,x20), ineffset(a4,x22), ineffset(a25,x1), ineffset(a25,x3), ineffset(a25,x12), ineffset(a25,x14), ineffset(a13,x19), ineffset(a3,x13), ineffset(a3,x11), ineffset(a3,x15), ineffset(endflow,x15), ineffset(endflow,x21), ineffset(endflow,x22), 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nextvis(36,37), nextvis(53,54), nextvis(69,70)}