Foster's Complete Hoyle: An Encyclopedia of Games / Including all indoor games played to-day. With suggestions for good play, illustrative hands, and all official laws to date
R. F. Foster
Страница - 493
Страница - 495
4
P-B3
Kt-B3
Greco-Counter Gambit:—
1
P-K4
P-K4
2
Kt-KB3
P-KB4