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White
Elo
Black
Elo
ECO
Year
Res.
#
Mazzoni, Renzo
Koppen, Willem
B22
2001
1-0
46
Wyss, Jonas
2089
Koppen, Willem
B01
2006
1-0
36
Schnyder, Josef
Koppen, Willem
1561
A96
2009
1-0
37
Hauser, Pius
1642
Koppen, Willem
1561
B01
2009
1-0
44
Page 1
Mazzoni, Renzo
-
Koppen, Willem
-
SUI-ch HT3
(3), Switzerland, 2001
B22
1.e4
c5
2.c3
Nc6
3.d4
e6
4.Nf3
h6
5.Bd3
Be7
6.O-O
a6
7.a3
Nf6
8.b4
cxd4
9.cxd4
d6
10.h3
Bd7
11.Nbd2
Rc8
12.Bb2
O-O
13.Rc1
Na7
14.Qe2
Nh5
15.Rxc8
Nxc8
16.g3
Nb6
17.Nh2
Nf6
18.e5
dxe5
19.dxe5
Nh7
20.Bxh7+
Kh8
21.Bd3
Bc6
22.Ne4
Qd5
23.Rd1
Rd8
24.Bc2
Bb5
25.Rxd5
Bxe2
26.Rxd8+
Bxd8
27.Nd6
Kg8
28.Nxb7
Bc7
29.Bb3
Nd7
30.f4
a5
31.Bd4
axb4
32.axb4
Nb6
33.Kf2
Ba6
34.Nd6
Bd3
35.Nf3
Nd5
36.Bxd5
exd5
37.Ke3
Bf1
38.h4
Bh3
39.b5
f6
40.b6
Bb8
41.Nd2
Bd7
42.Nb3
Kf8
43.Nc5
Bc6
44.Na6
Bxd6
45.exd6
Ke8
46.Nc5
1-0
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Games: 10658164 / Last update: 23 Jul 2025
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