 g3 62.c6 g2 63.Qe5+ Kh1 64.c7 g1=Q+ 65.Kc2 f1=Q 66.Kc3 Qc1+ 67.Kb4 Qb6+ 68.Kxa4 Qcc6+ 
Swindles can occur in myriad different ways, but as illustrated below certain themes are often seen.One classic way of saving a draw in a losing position is by stalemate.Almost every master has at some point spoiled a won game by falling into a stalemate trap.