The passed pawn manages to advance all the way to e3.

With a clear advantage.

Swapping off the knight on e5 in order to clear the long diagonal towards the black king.

Preventing 3 Qc3 and creating the threat of 3...c4, which White parries with his next move.

Heading for h6,

Preparing Be4 and Bxg6, a plan impossible to stop.

Sacrificing a pawn in order to enter with the bishop on a4 and c2.

The only way to parry the threat of 6...h4.

Black soon won.