Barbosa, Evandro Amorim (2518) - Molina, Roberto Junio Brito (2448)
IV Floripa Chess Open 2018 (Florianopolis), 22.01.2018
[%evp 20,108,13,14,23,16,21,6,17,16,24,10,23,0,41,39,39,39,34,38,51,43,67,69, 56,54,57,54,62,74,65,65,147,69,81,81,143,144,224,231,256,123,247,210,212,193, 246,212,198,177,212,192,197,207,191,162,245,259,237,177,181,110,418,175,150,73, 82,0,14,-54,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
1.c4
e6
2.Nf3
d5
3.b3
Nf6
4.g3
Bd6
5.Bb2
O-O
6.Bg2
c6
7.O-O
Nbd7
8.d4
Ne4
9.Nbd2
Qe7
10.Qc2
f5
11.Ne5
Nxe5 A90: Dutch Defence: Miscellaneous and Modern Stonewall (with . ..Bd6)
12.dxe5
Bc5
13.Rac1 Black should prevent cxd5.
b6
14.Nf3
Bb7
15.e3
Rac8
16.Nd4
Rfd8
17.f3
[Predecessor:
17.Rfd1
h6
18.Qe2
Ba6
19.Qh5
Bxd4
20.exd4
dxc4
21.bxc4 1/2-1/2 (60) Anwesh,U (2429)-Krejci,J (2503) Chennai 2011
]
17...Ng5
18.cxd5
cxd5 Hoping for ...Bxd4.
19.Qd3
Qd7
20.Rf2
a5
21.Rfc2
Ra8
22.a3
Ba6
23.Qd2
Rac8
24.b4
axb4
25.axb4
Bf8
[
25...Bxd4!+=
26.Qxd4 (
26.exd4
Rxc2
27.Qxc2
Bc4=
26...Rxc2
27.Rxc2
Qb5 ]
26.Nc6
[
26.Rxc8+/-
Rxc8
27.Rxc8
Qxc8
28.e4 ]
26...Re8+=
27.e4 [%cal Be3e4,Be4f5] [%mdl 32]
Bb7
[
27...fxe4
28.fxe4 (
28.Qxg5
Bd3+/-
28...d4 ]
28.b5 [%mdl 2048] White is on the roll.
Nf7
[
28...Bc5++/-
29.Rxc5
bxc5 ]
29.exf5+-
Bc5+ [#]
30.Kh1
[
30.Bd4!+- and the rest is easy.
]
30...Bxc6
[
30...exf5+/-
31.Bd4
Bxc6 ]
31.bxc6
Qxc6
32.f4
Red8
[
32...exf5
33.Bxd5
Qd7 ]
33.fxe6
Qxe6
34.Bd4
Bxd4
35.Qxd4 Black must now prevent Rxc8.
Rc4
36.Qd3
[Don't take
36.Rxc4?!
dxc4
37.Qb2
g5+/- ]]
36...b5
37.Rd1
Rxc2
[
37...d4 was called for.
38.Rb2
b4 ]
38.Qxc2
d4
39.Qe4
Qc4 [#]
40.e6
[
40.h3!+-
]
40...Nh6? [%mdl 8192]
[
40...Nd6+/-
41.e7 (
41.Qxd4
Qxd4
42.Rxd4
Kf8+=
41...Re8
42.Qd5+ (
42.Qxd4
Qxd4
43.Rxd4
Rxe7+/-
42...Qxd5
43.Bxd5+
Kh8 ]
41.h3
[
41.Re1
]
41...d3
42.Qe5
[
42.g4 Threatens to win with g5.
Qxe4
43.Bxe4 ]
42...Kh8+/-
43.f5
[White should try
43.Qe3+/-
]
43...Ng8
44.g4
[Better is
44.Qe3=
]
44...h6
[
44...Qc2!=+
45.Bf3
Qf2 ]
45.Qe3 The position is equal.
d2
46.g5 Strongly threatening f6.
hxg5
47.Qxg5
Nf6 And now ...Qe2 would win.
48.e7
Re8
49.Rxd2
Qc1+
50.Kh2
Qc7+
51.Qg3
Qxe7
52.Rd4
Qe5
53.Qxe5
Rxe5
54.Rb4
Rc5 Precision: White = 56%, Black = 40%.
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The chess pieces created by Colin M.L. Burnett. are distributed under the terms of GFDL & BSD & GPL.