1.d4
d5
2.c4
e6
3.Nc3
Be7
4.Nf3
Nf6
5.Bf4
dxc4
This is how Greenfeld handles this position
6.e4
Bb4
7.Bg5
c5
8.Bxc4
cxd4
9.Nxd4
Bxc3+
10.bxc3
Nbd7
11.0-0
0-0
12.Bxe6
fxe6
13.Nxe6
Qe7
14.Nxf8
Kxf8
15.Re1
Ne5
16.f4
Nf7
17.Bh4
Qc5+
18.Qd4
b6
19.Qxc5+
bxc5
20.e5
Nd5
21.e6
g5
22.Bf2
Nh6
23.Rad1
Bb7
24.Bxc5+
Ke8
25.c4
Nb6
26.fxg5
Nf5
27.Rf1
Be4
28.Rf4
1-0