Queen's Gambit Declined: Three Knights, Semi-Tarrasch Defense
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5
In the Tarrasch Defense, Black loses no time in breaking his central bonds. The ...c5 move will knock out White's space advantage, but usually results in an isolated pawn for Black.
Pros:
- Active play
- Black does not lack space
Cons:
- Isolated Queen's pawn