GM/IM/FM/NM games from László Polgár's 5334 book

I've analyzing the combinations in the book 5334 Problems, Combinations and Games

At first I thought they were just some opening examples, then I realized that they are also puzzles as you need to find the next move(s).

I am putting the solutions into the library https://www.chess.com/library/collections/lazlo-polgar-minatures-f3-f6-combinations-aiBifhTt

The examples all come from real master games from the 20th Century. There are some very good ones so thought I would share. If you are also reading this book, be warned: *CONTAINS SPOILERS*

All of the following games are won by an attacking move onto the f3 square:

This minature is called "b4 it's too late". The 1.b4 opening is sometimes called the Sokolsky opening, named after Alexey Sokolsky.

This game has the English Opening: Agincourt Defense. Agincourt Variation

Lecount did not last long in this one. Can you find the mate in 6 at the point where he resigned?

Indian Defense: Colle System, King's Indian Variation game from Swinemunde tournament in 1932. Can you spot the mate in two from the final position?