However there are times when clearly this is not the case, as shown in the following game. It is from a recent ICCF event, although I have removed the names of the players as the game in question is not publicly visible yet .
At first glance Black has walked into a trap, with 11. ... Ke7 leads to 12.Qxd8+ Kxd8 13.Rd1+ Ke7 14.Nxa8 with a clear advantage. I assume Black saw this and resigned. However if Black is brave and plays 11. ... Qxc7 12.Bxc7 bxa1(Q) 13.Qxa1 Black has a R
White - Black [A33]