1.Nf3 d5 2.c4 c6 3.b3 By defending the c-pawn White avoids various gambit variations and charts the struggle on to a quiet course.
3...Bf5
Lasker's idea, which dates from 1924. By bringing the bishop out to an active position Black can subsequently build a solid pawn wedge in the centre (c6-d5-e6) which dampens the pressure of the enemy bishop at g2 and at the same time serves as a cover for the development of his pieces. 4.g3 Nf6 5.Bg2
4 - Lasker System I (2.c4)
1.Nf3 d5 2.c4 c6 3.b3
By defending the c-pawn White avoids various gambit variations and charts the struggle on to a quiet course.
3...Bf5
Lasker's idea, which dates from 1924. By bringing the bishop out to an active position Black can subsequently build a solid pawn wedge in the centre (c6-d5-e6) which dampens the pressure of the enemy bishop at g2 and at the same time serves as a cover for the development of his pieces.
4.g3 Nf6 5.Bg2
Petrosian vs Tal
Benko vs Addison
Johansson vs Pomar Salamanca
Uusi vs Moiseyev
5...e6 6.O-O Nbd7
Shpilker vs Kakageldiev
Chaplinsky Shedchikov
Stahlberg vs Pachman
Smejkal vs Huebner
7.Bb2
7.Ba3 Gusev vs Panov**
(click on a continuation below)
A) 7...Bd6
B) 7...Be7
C) 7...Bc5
**D) 7...h6 (not mentioned by Osnos) is seen in modern online databases as often or more than A,B or C but with poor results
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