"Tactics in the Queen's Gambit" by wtharvey.com

Here are some chess puzzles from the games of Yifan Hou.The color disk on the diagram indicates who moves first.

Solutions are between the brackets under each puzzle.
Drag your cursor from one bracket to the other.

a)
Yifan Hou vs Boris Khvan, Heraklio, 2004
8/p1Q1p1kp/4P1p1/5pq1/2n2N2/6PP/P4r2/4R2K w - - 0 1
[ h4 if Qf6 Nd5 or if Qg4 Qxe7+ mates ]

b)
Ray Robson vs Yifan Hou, Heraklio, 2004
1k6/1b1qb3/p4p2/P2PpP2/1pp2r2/8/1PPQ3P/3RR1BK b - - 0 1
[ ...Rd4 if Bxd4 Qxd5+ Kg1 Qh1+ mates ]

c)
Yifan Hou vs Sun Xinyue, Xiapu, 2005
3k2r1/1b5p/p1rbp3/2n2pN1/1p1B1P2/3P4/PP2N2P/K1R2R2 w - - 0 1
[ Bxc5 if Bxc5 Rxc5 Rxc5 Nxe6+ ]

d)
Yifan Hou vs Siranush Andriasian, Jinan, 2005
6k1/2r4p/3p2p1/3P1p2/P7/1BnK3P/6P1/R7 w - - 0 1
[ Rc1 if Nb5 Rc6 ]

e)
White mates in 6.
Yifan Hou vs Wenjun Ju, Wuxi, 2006
4Q3/qp3rk1/2r4p/p2p2p1/4P3/P3N1R1/1bP5/1K5R w - - 0 1
[ Rxg5+ if Rg6 Rxg6+ Kxg6 Rg1+ Kh5 Qxf7+ or if hxg5 Qh8+ or if Kf6 Rf5+ ]

1c)
Yifan Hou vs Sun Xinyue

Yifan Hou Puzzles, Part II.
The color disk on the diagram indicates who moves first.
a)
Yifan Hou vs Gu Xiaobing, Wuxi, 2006
r4rk1/1b1R1p1p/pp3Pp1/3n4/PP2p1B1/1q2N3/6PP/4QR1K w - - 0 1
[ Nxd5 Bxd5 Qd2 if Qc4 Be2 w/Qh6 ]

b)
Yifan Hou vs Hoang Thi Bao Tram, Yerevan, 2006
3r2k1/pnq3pr/1p1b1pNp/5Q2/1P3p2/8/PBP3PP/3RR1K1 w - - 0 1
[ Re7 if Qc4 Rd5 or if Qxe7 Nxe7 Bxe7 Rd7 ]

c)
Black Mates in 7.
Zullkafli Nur Shazwani vs Yifan Hou, Turin, 2006
6k1/1p1B1p2/6pp/2PRp1n1/PB1bP3/7P/6PK/5r2 b - - 0 1
[ ...Bg1+ if Kh1 Nxe4 Be1 Be3+
or if Kg3 Nxe4+ Kh4 g5+
]

d)
Sophie Milliet vs Yifan Hou, Turin, 2006
r3r1k1/p1Q2ppp/1p3q2/3p1n2/3n1B2/2P3N1/PP3PPP/3R1RK1 b - - 0 1
[ ...Re7 ]

e)
Yifan Hou vs Vasilios Kotronias, Moscow, 2007
r1b1k1r1/pq2ppbp/2pp4/4n3/N3PB2/1BQ4P/PPP3P1/R4RK1 w q - 0 1
[ Bxe5 Bxe5 Bxf7+ if Kd7 Qxe5 dxe5 Nc5+ or if Kd8 Qa5+ ]

2e)
Yifan Hou vs Vasilios Kotronias

Yifan Hou Puzzles, Part III.
The color disk on the diagram indicates who moves first.
a)
Yifan Hou vs Irina Krush, Istanbul, 2008
2r2rk1/5pbp/p2p4/3BpP1Q/2Pn4/N7/Pq4PP/R4RK1 w - - 0 1
[ f6 Bxf6 Be4 Rfd8 Qxh7+ Kf8 Qh6+ ]

b)
Yifan Hou vs Tiberiu Georgescu, Gaziantep, 2008
5r1k/7p/p2p1p2/1p1BrRbP/3qP3/3P2Q1/P5PK/5R2 w - - 0 1
[ Qxg5 if fxg5 Rxf8+ Kg7 R1f6 mates ]

c)
Yifan Hou vs Prasad Arun, Gaziantep, 2008
2rk1b1r/3n1pp1/p6p/1b1Np3/q3P3/2Q1BN2/1PPK2PP/3R3R w - - 0 1
[ Bb6+ Nxb6 Nxb6 Rxc3 Kxc3+ ]

d)
Yifan Hou vs Humpy Koneru, Nalchik, 2008
8/7Q/3knpp1/p3p2p/1pPqb2P/1PbN2N1/P3BPP1/6K1 w - - 0 1
[ c5+ if Kd5 Qb7# or if Nxc5 Nxc5 Kxc5 (Qxc5 Nxe4+) Qc7+ ]

e)
Yifan Hou vs Tatjana Vasilevich, Beijing, 2008
r2r2k1/1p3ppp/p7/q2n4/8/5B2/PQ3PPP/R2R2K1 w - - 0 1
[ Qe5 ]

3c)

Yifan Hou Puzzles, Part IV.
The color disk on the diagram indicates who moves first.
a)
White mates in 5.
Yifan Hou vs Sebastien Feller, Cap d'Agde, 2008
6rk/1R4b1/pn1q3p/3p1B1Q/1P2pn2/6RP/3B1P2/6K1 w - - 0 1
[ Rbxg7 if Rxg7 Qe8+ ]

b)
Yifan Hou vs Francisco Vallejo Pons, Wijk aan Zee, 2009
r1b1r2k/pp3n1p/2p1qpp1/2B4N/2Q5/8/PPP2P2/2KR2R1 w - - 0 1
[ Rge1 if Ne5 Qxe6 Bxe6 Nxf6 ]

c)
Yifan Hou vs Roi Reinaldo Castineira, Zuerich, 2009
4R3/p5bk/1ppqb1pp/8/PP3n1N/2P5/2B3P1/2Q3K1 w - - 0 1
[ Qxf4 if Qxf4 Bxg6# ]

d)
Yifan Hou vs Guliskhan Nakhbayeva, Ha Long City, 2009
r1r2b1k/q4ppp/3p1N2/pp2pPP1/3nP3/1P1BQ3/PP5P/1K1R2R1 w - - 0 1
[ Nxh7 Nxf5 Qh3 ]

e)
White mates in 3.
Yifan Hou vs Marie Sebag, Ulan Bator, 2010
1r2krQ1/2q5/p7/5P2/4p3/1n6/PPP4P/1K1R2R1 w - - 0 1
[ Qe6+ Qe7 Qc6+ ]

4e)
mate in 3
Yifan Hou vs Marie Sebag

Yifan Hou Puzzles, Part V.
The color disk on the diagram indicates who moves first.
a)
Yifan Hou vs Wang Yu, Shanghai, 2010
4Q3/2p2ppk/p1n2q1p/1pNn1N2/3P4/2P4P/PP4P1/6K1 w - - 0 1
[ Qe4 g6 Qxd5 gxf5 Nd7 ]

b)
White mates in 4.
Yifan Hou vs Marie Sebag, Hangzhou, 2011
1rr2b2/p2R1P2/4pk1p/4p1pQ/1pq1P3/2N4R/PPP4P/2K5 w - - 0 1
[ Qxh6+ Bxh6 Rxh6+ Kg7 f8/Q+ ]

c)
Black mates in 2.
Aliaksandra Khudaya vs Yifan Hou, Kemer, 2007
r4rk1/p2q2p1/1p1p1p2/2pPp1np/2P1P1PK/2PB1P2/P1Q2R2/1RB5 b - - 0 1
[ ...Nxf3+ ]

d)
Black mates in 3.
Zhao Xue vs Yifan Hou, Beijing, 2008
2r2rk1/1bq2ppp/p3p3/N1P5/4n1n1/2N4Q/1P4PP/R1R2B1K b - - 0 1
[ ...Nef2+ Kg1 Nxh3+ ]

e)
Black mates in 3.
Khaled Mona vs Yifan Hou, Nalchik, 2008
5rk1/p6p/6p1/1Q1nP1N1/3P2R1/1P3p1K/P4q1P/8 b - - 0 1
[ ...Nf4+ Rxf4 Qg2+ ]

5e)
mate in 3
Khaled Mona vs Yifan Hou

Yifan Hou Puzzles, Part VI.
The color disk on the diagram indicates who moves first.
a)
Black mates in 3.
Viktor Laznicka vs Yifan Hou, Gaziantep, 2008
8/2PRnk2/6p1/8/5pPK/2q5/1R5P/8 b - - 0 1
[ ...Qh8+ Kg5 Qf6+ ]

b)
Irina Krush vs Yifan Hou, Beijing, 2008
8/pB1Qnpkp/3R2p1/2r1q3/8/4P2P/5PP1/6K1 b - - 0 1
[ ...Rc1+ Rd1 Rc7 ]

c)
Humpy Koneru vs Yifan Hou, Cap d'Agde, 2008
2r5/1q3pkp/p1N2np1/1pQ1p3/1P2P3/7P/P4PP1/2R3K1 b - - 0 1
[ ...Nd7 Qd5 Nb8 ]

d)
Stanislav Novikov vs Yifan Hou, Moscow, 2010
4r3/5qpk/7p/pQ3P2/3b4/6P1/1B4KP/5R2 b - - 0 1
[ ...Re5 if Qb4 Re2+ ]

e)
Thi Hoang vs Yifan Hou, Guanzhou, 2010
5rk1/p4q1p/1p1b2p1/4Nn2/2rPQ3/P1p1P1P1/2P4P/R1BR2K1 b - - 0 1
[ ...Bxe5 if Qxe5 Nxd4 Qf4 Ne2+ ]

6a)
mate in 3
Viktor Laznicka vs Yifan Hou

Yifan Hou puzzles, Part VII.
The color disk on the diagram indicates who moves first.
a)
Ding Yixin vs Yifan Hou, Guanzhou, 2010
3N2k1/5R1p/6p1/4p3/3b2P1/5P2/r6P/4K3 b - - 0 1
[ ...Bc3+ Kf1 Rd2 ]

b)
Black mates in 5.
Li Xueyi vs Yifan Hou, Guanzhou, 2010
2r3k1/5pp1/1b1p4/1p1P4/1P2P1b1/1Q1Bq2p/5RPP/2r2RNK b - - 0 1
[ ...Qxf2 Rxf2 Bxf2 ]

c)
Black mates in 4.
Humpy Koneru vs Yifan Hou, Tirana, 2011
7k/1pp3pp/p1b5/5r2/2B1n3/P1B5/1P1r2PP/2R1R2K b - - 0 1
[ ...Ng3+ hxg3 Rh5+ ]

d)
Yifan Hou vs Hannes Stefansson, Reykjavik, 2012
1q1r1k2/p4p2/2R1bNp1/P4n1p/7P/2Q3P1/5PB1/6K1 w - - 1 0
[ Rxe6 if fxe6 Nd7+ Rxd7 Qh8+ ]

e)
Yifan Hou vs Almira Skripchenko, Istanbul, 2012
8/2q5/6p1/5p1k/2P4p/1P1Q3P/1r4P1/6BK w - - 1 0
[ Qd1+ Kh6 Qc1+ ]

7d)
Yifan Hou vs Hannes Stefansson

Yifan Hou puzzles, Part VIII.
The color disk on the diagram indicates who moves first.
a)
Kateryna Lahno vs Yifan Hou, Beijing, 2012
6k1/5p2/4p1p1/2p5/2p5/PPP1P3/K1Q1R1P1/3r1q2 b - - 0 1
[ ...Rc1 if Qb2 cxb3+ Kxb3 Rb1 ]

b)
Yifan Hou vs Nafisa Muminova, Incheon, 2013
r2qr1k1/bbp2pp1/p1np1n1p/4p3/B1N1P3/2PPBN2/1P3PPP/R2Q1RK1 w - - 1 0
[ Na5 if Nxa5 Bxe8 Nxe8 Rxa5 ]

c)
Yifan Hou vs Humpy Koneru, Beijing, 2013
4rnk1/1q3ppp/pb2r1n1/1p3NPR/2pPp1Q1/P3B1P1/1PB2PK1/7R w - - 1 0
[ Qh3 if f6 Rxh7 Nxh7 Qxh7+ mates ]

d)
Black mates in 3.
Anna Ushenina vs Yifan Hou, Taizhou, 2013
5rk1/R5p1/1B1p2qp/1p1Ppb2/1P6/3B1nP1/Q4P2/2R4K b - - 0 1
[ ...Qh5+ Kg2 Bh3+ ]

e)
Nana Dzagnidze vs Yifan Hou, Beijing, 2013
8/p4rkp/1p3qr1/3Qp3/2P2p1P/1P3RP1/P6K/5R2 b - - 0 1
[ ...Rxg3 ]

8a)
Kateryna Lahno vs Yifan Hou

Yifan Hou puzzles, Part IX.
The color disk on the diagram indicates who moves first.
a)
Yifan Hou vs Nana Dzagnidze, Khanty Mansyisk, 2014
3r1rk1/3nbp1p/pq5Q/1pp1Pp2/2P1B3/1P6/PB4PP/R6K w - - 1 0
[ e6 if Nf6 Qg5+ or if f6 Bxf5 ]

b)
White mates in 4.
Yifan Hou vs Nafisa Muminova, Khanty Mansyisk, 2014
5rk1/rbRR1pp1/q6p/1pQ1p3/1p2P2P/1p4P1/P4PBK/8 w - - 1 0
[ Qxf8+ if Kh7 Rxf7 ]

c)
Yifan Hou vs Antoaneta Stefanova, Lopota, 2014
2r3kr/p1R2pb1/3B2p1/1p3q1p/8/3R3P/PP2QPP1/6K1 w - - 1 0
[ g4 if hxg4 hxg4 ]

d)
Radoslav Dimitrov vs Yifan Hou, Bastia, 2014
4qrk1/2Q1b1pp/1p2p3/p1p1Bpn1/N1P5/PP1rP1PP/5P2/3R1RK1 b - - 0 1
[ ...Nf3+ Kg2 Qa8 if h4 Nxh4+ mates ]

e)
Black mates in 4.
Jan Sprenger vs Yifan Hou, Germany, 2019
4rk2/5p1Q/p2p3P/1pnP4/5P2/2q4P/P1P5/1K4R1 b - - 0 1
[ 1...Re1+ 2.Rxe1 Qxe1+ 3.Kb2 Na4+ ]

9e)
mate in 4
Jan Sprenger vs Yifan Hou

Other Chinese GMs
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