function F = KBg12F(x)
%

F(1) = -0.68273 + (1-x(5)) + x(4) - x(6)*x(4);
F(2) = -0.79288 + (1-x(5)) + (1-x(4)) - x(6)*(1-x(4));
F(3) = -0.53422 + (1-x(1));
F(4) = -0.93086 + (1-x(4)) + x(1) + x(5) - x(7)*x(5) - x(8)*x(1) - x(8)*x(5) + x(8)*x(7)*x(5);
F(5) = -0.65622 + (x(3));
F(6) = -0.86274 + (1-x(5)) + x(3) + x(4) - x(9)*x(4) - x(10)*x(3) - x(10)*x(4) + x(10)*x(9)*x(4);
F(7) = -0.95375 + (1-x(1)) + x(2) + x(3) - x(11)*x(3) - x(12)*x(2) - x(12)*x(3) + x(12)*x(11)*x(3);
