Changes

Fischer brilliantly engaged in an [[exchange sacrifice]] that put Spassky in a position where any possible move would place him in an inferior position.  Spassky had an advantage in pieces and [[checkmate]] was not imminent, but an analysis of all his options shows that he would lose if Fischer continued to play perfectly.

Fischer brilliantly engaged in an [[exchange sacrifice]] that put Spassky in a position where any possible move would place him in an inferior position.  Spassky had an advantage in pieces and [[checkmate]] was not imminent, but an analysis of all his options shows that he would lose if Fischer continued to play perfectly.

Spassky then resigned prior to his 41st move, which seemed like a premature resignation to a casual observer but was actually an insightful recognition by Spassky that he had been defeated.  The crowd then erupted into an unusual applause, which even Spassky joined.

Spassky then resigned prior to his 41st move, which seemed like a premature resignation to a casual observer but was actually an insightful recognition by Spassky that he had been defeated.  The crowd then erupted into an unusual applause, which even Spassky joined.