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 - 473
Страница - 475
P-KB4
3
P-Q3
Kt-KB3
4
P-B4
P-Q4
Centre Gambit:—
1
P-K4