Here is one more example of the pawn minority attack at the queenside.
1.d4
Nf6
2.c4
e6
3.Nc3
d5
4.Bg5
Be7
5.e3
0-0
6.Nf3
Nbd7
7.cxd5
exd5
8.Bd3
c6
9.Qc2
Re8
10.h3
Nf8
11.0-0
Nh5
12.Bxe7
Qxe7
13.Rab1
Nf6
14.b4
Be6
15.Na4
Before White makes the move b4-b5 he must avoid the threatening advance c6-c5.
15...Ne4
16.Nc5
Nd6
17.a4
f6
18.Rfc1
Bf7
19.Nd2
g6
20.b5
cxb5
Black chose to go on with a weakness on d5.
21.axb5
Rec8
22.Qb3
Nd7
23.Qb4
Consolidates the c5-point and creates the dangerous threat 24.Nxb7.
23...Ne4
Loses by force. However, Black could hardly hope to defend his position after other continuations as well.
24.Ndxe4
dxe4
25.Bxe4
b6
26.Bxa8
bxc5
27.Rxc5
Nxc5
28.Bc6
a6
29.dxc5
axb5
30.Qxb5
Black resigned.
1-0