6.0 macs:Mac OS X10.4.1 SntP 7 /x (Cube(x) & @y (Cube(y) $ x = y)) /x (Cube(x) & @y (Cube(y) $ x = y) & Small(x)) /x (Tet(x) & @y (Tet(y) $ x = y) & Large(x)) /x (Tet(x) & @y (Tet(y) $ x = y) & x = a) /x ((Dodec(x) & Small(x)) & @y ((Dodec(y) & Small(y)) $ x = y) & BackOf(x, a)) /x ((Dodec(x) & Medium(x)) & @y ((Dodec(y) & Medium(y)) $ x = y) & FrontOf(x, a)) /x ((Dodec(x) & Small(x)) & @y ((Dodec(y) & Small(y)) $ x = y) & /z ((Dodec(z) & Medium(z)) & @u ((Dodec(u) & Medium(u)) $ z = u) & LeftOf(x, z))) s=98604;