5.3 Macs: 5.6: 9.2.2 [mach==1206] [cput==0x139] [5.6.0.20040220] SntF C999856557018D999857108158C999960289193D999960302872C1120564772990D1120564782129 S13224 4 : ========== Premises ========== /x (Tet(x) & @y (Cube(y) $Adjoins(y, x))) : ========== Conclusion ========= @x(Cube(x) $ /y (Tet(y) & Adjoins(x, y)))