Here is a GM Sambuev game from Rd5 played in a risk taking style.

Sambuev Bator (2700) – Marinkovic Mate (2243) [D11]
2012 Ottawa Winter Open RA Centre (5), 18.11.2012
White took some risks in launching an optimistic kingside attack. The Nf6 is under attack. How should black defend?

Black to Play

Aman Hambleton took clear first in the Open section with a perfect score 5-0 and took home CAN$400. GM Sambuev was 2nd with 4/5.

Under 1900-Adam Adriaanse took first with 4.5/5.
Under 1600-Srikanth Rapaka took first with 4.5/5

Open and U 2200
# Name ID Rtng Rd 1 Rd 2 Rd 3 Rd 4 Rd 5 Tot
1 Aman Hambleton 129797 2546 W14 W6 W2 W7 W3 5.0 $400 1st
2 Bator Sambuev 146462 2700 W8 W3 L1 W4 W7 4.0 $200 2nd
3 Mihnea Voloaca 120516 2327 W9 L2 W12 W6 L1 3.0 $50 3rd
4 John Upper 101925 2280 D13 H— W8 L2 W10 3.0 Amateur
5 Robert Gelblum 104272 2223 L12 D10 W11 W13 D6 3.0 $50 3rd
6 Armando Valdizon 101864 2244 W11 L1 W10 L3 D5 2.5
7 Mate Marinkovic 141393 2243 W16 H— W13 L1 L2 2.5
8 Kevin Wan 147460 2132 L2 W9 L4 D12 W14 2.5 U2200 $100
9 Danail Donev 143574 2070 L3 L8 L14 W16 W13 2.0
10 Saeid Sadeghi 139655 2013 H— D5 L6 W14 L4 2.0
11 Agastya Kalra 137927 2005 L6 W14 L5 W15 U— 2.0
12 Mike Sun 142224 1948 W5 H— L3 D8 U— 2.0
13 Emil Smilovici 111290 2046 D4 W15 L7 L5 L9 1.5
14 Joseph Bellissimo 147544 2107 L1 L11 W9 L10 L8 1.0
15 David Forget 142032 2041 H— L13 D16 L11 U— 1.0
16 Michel Desjardins 131936 1988 L7 H— D15 L9 U— 1.0

Ottawa Winter Open: U 1900
Adam Adriaanse took first with 4.5/5.

# Name ID Rtng Rd 1 Rd 2 Rd 3 Rd 4 Rd 5 Tot
1 Adam Adriaanse 152504 1740 D4 W9 W12 W6 W3 4.5 Amateur
2 Herb Langer 100319 1870 L3 W11 H— W12 W7 3.5 $162.50
3 Ryan Yang 151429 1847 W2 W12 D7 W5 L1 3.5 $162.50
4 Gabrielle Nadeau 126666 1897 D1 D6 W10 D7 D5 3.0
5 Robert Laszlo 104270 1783 H— W13 W8 L3 D4 3.0
6 Alan Tomalty 112353 1780 H— D4 W13 L1 W11 3.0
7 Francesco Dunne 146453 1848 W9 D8 D3 D4 L2 2.5
8 Jean Bigras 106651 1782 W11 D7 L5 H— U— 2.0
9 Gordon Ritchie 110972 1732 L7 L1 H— W13 D12 2.0
10 Jeff Zhang 148924 1545 L12 B— L4 L11 W13 2.0
11 Konstantin Vlasenko unr. L8 L2 B— W10 L6 2.0
12 Francois Nadeau 126735 1844 W10 L3 L1 L2 D9 1.5
13 Vasudev Parkkot unr. H— L5 L6 L9 L10 0.5

Ottawa Winter Open: U 1600
Srikanth Rapaka took first with 4.5/5

# Name ID Rtng Rd 1 Rd 2 Rd 3 Rd 4 Rd 5 Tot
1 Srikanth Rapaka 151908 1538 W5 W7 W6 W2 D3 4.5 $125
2 Curtis Barlow Wilkes 154444 1432 D8 W3 W7 L1 W5 3.5 $75
3 Keven Eyre 135113 1422 H— L2 W9 W10 D1 3.0 $50/3
4 Terrence [terry] Ju 151396 1274 L6 L5 B— W9 W7 3.0 $50/3
5 Shreyas Sreeraman 146416 1247 L1 W4 W8 W6 L2 3.0 $50/3
6 Michael Zhang 151543 1088 W4 W10 L1 L5 H— 2.5
7 Billy Carroll 150390 1224 W9 L1 L2 W8 L4 2.0
8 Lawrence [larry] Ju 151370 1156 D2 D9 L5 L7 W10 2.0
9 Ksenia Vlasenko 1465 L7 D8 L3 L4 B— 1.5
10 John If Lukezich 146765 1503 H— L6 H— L3 L8 1.0

Hambelton Aman (2546) – Belissimo Joseph (2107)
Baltic Defence 2..Bf5  [D06]
2012 Ottawa Winter Open RA Centre (1), 16.11.2012
White has the bishop pair but is there more?

White to Play