The first recorded minority attack, in the QGD Exchange. Later (and
currently) popular, it was poorly understood at the time. 13... a6
14. a4 Be7 15. b5 axb5 16. axb5 Rxa1 17. Rxa1 f5 18. Ra8 Nd7 19.
Na4
The Queen's-side is full of holes. 19... Nb6 20. Nxb6 Qxb6 21. Nc3
Bd7 22. Qa2 Rxa8 23. Qxa8+ Bd8 24. Na4 Qc7
White's idea has been a success 25. b6 Qc8 26. Qa7 f4