/ 6 bells 7 extents conflict = lo = &x34x1x2x1x2x1 ls = &x3x4x2x3.4x2.5 ll = &3x3.4x2x3.4x4.3 ln = &x34x4x2x3x34x1 lk = &34x34.1x2x1x2x1 lu = &3x3.4x2x3x2x3 lb = &x3x4x2x3.4x34.5 lc = &x3x4x2x3x4x5 o = 4(lo, +1), lo, +4, "@ Oxford" s = 4(ls, +2), ls, +4, "@ Surfleet" l = 4(ll, +2), ll, +4, "@ London" n = 4(ln, +1), ln, +4, "@ Norwich" k = 4(lk, +1), lk, +4, "@ Kent" u = 4(lu, +2), lu, +4, "@ Lincoln" b = 4(lb, +2), lb, +4, "@ Beverley" c = 4(lc, +2), lc, +4, "@ Cambridge" part = o, s, l, n, k, n, u, o, b, u, c, k, l, c, "------" peal = 3(part) prove peal