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Download PGN
Riordan, Charles
(2305) -
Zierk, Steven C
(2306) -
North American op 19th
(4), Las Vegas, 2009
B33
1.e4
c5
2.Nf3
Nc6
3.d4
cxd4
4.Nxd4
Nf6
5.Nc3
e5
6.Ndb5
d6
7.Bg5
a6
8.Na3
b5
9.Nd5
Be7
10.Bxf6
Bxf6
11.c4
b4
12.Nc2
a5
13.Be2
O-O
14.O-O
Bg5
15.b3
Ra7
16.Qd3
f5
17.Nde3
Bxe3
18.fxe3
Ne7
19.Rad1
Ra6
20.exf5
Rxf5
21.Rxf5
Bxf5
22.e4
Be6
23.c5
Rc6
24.Qb5
h6
25.Bc4
Bxc4
26.Qxc4+
Kh7
27.Ne3
Qb8
28.Qf7
Qa7
29.Ng4
Qxc5+
30.Kh1
Ng8
31.Rf1
Rc7
32.Qf5+
Kh8
33.h3
Qb5
34.Rf2
Qe8
35.Ne3
Nf6
36.Nc4
Qc6
37.Qg6
d5
38.Nxe5
Qe6
39.Ng4
Rc1+
40.Kh2
Qd6+
41.e5
Nxg4+
42.Qxg4
Qxe5+
43.g3
Kh7
44.h4
h5
45.Qf5+
Qxf5
46.Rxf5
Rc2+
47.Kh3
g6
48.Rxd5
Rxa2
49.Rd7+
Kg8
50.Ra7
Ra3
51.Kg2
Kf8
52.g4
hxg4
53.Kg3
a4
0-1
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