"Tactics in the Queen's Gambit" by wtharvey.com
Here are some chess puzzles from the games of Wenjun Ju.
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) 
Wenjun Ju vs S Meenakshi, Beirut, 2004
r3r1k1/1pb2pp1/p2R3p/4P3/2qNBQ1P/6P1/P4P2/6K1 w - - 0 1
[ Bd5 if Qc3 Qxf7+ Kh8 Qxg7+ Kxg7 Nf5+ mates ]
b) 
Wenjun Ju vs Li Zunian, Suzhou, 2006
3q2k1/1p1Prppp/p1b2b2/2N5/1P2pB2/P7/5PPP/3Q1RK1 w - - 0 1
[ Bc7 if Rxd7 Bxd8 Rxd1 Rxd1 ]
c) 
Black mates in 3.
Aleksandra Lach vs Wenjun Ju, Moscow, 2007
6k1/5r1p/3p2p1/3Pb1P1/1p2p2P/pP2q3/P1P1B3/1K1R3Q b - - 0 1
[ ...Qc3 if Kc1 e3 ]
d) 
Black mates in 4.
Arusyak Karhanyan vs Wenjun Ju, Moscow, 2007
6k1/8/3PN1p1/3Pp3/6r1/5p2/3q3P/5Q1K b - - 0 1
[ ...Qe2 Qxe2 fxe2 ]
e) 
Natalia Zdebskaja vs Wenjun Ju, Beijing, 2008
5r1k/7p/pp1q4/2p2R2/2P5/1P6/P6P/5Q1K b - - 0 1
[ ...Qc6+ Kg1 Qg6+ ]
1a) 
Wenjun Ju vs S Meenakshi
Wenjun Ju Puzzles, Part II.
The color disk on the diagram indicates who moves first.
a) 
Kuang Yinghui vs Wenjun Ju, Jiangsu Wuxi, 2008
7k/8/3p4/2p1b3/1p2P3/1P2Nnq1/2P1Q1B1/5K2 b - - 0 1
[ ...Nh2+ Kg1 Bd4 if Qh5+ Kg7 Qxh2 Bxe3+ Kh1 Qe1+ mates ]
b) 
Black mates in 4.
Maia Lomineishvili vs Wenjun Ju, Dresden, 2008
3k2r1/3b2pR/p2pppN1/7Q/1pn1P3/4q3/PPP3B1/1K1R2r1 b - - 0 1
[ ...Qd4 if Qa5+ Nxa5 Rc1 Nc4 ]
c) 
Olga Girya vs Wenjun Ju, Moscow, 2007
8/4R2p/p2PBr2/1p6/3kb3/P3p3/KPP5/8 b - - 0 1
[ ...Rxe6 if Rxe6 Bd5+ ]
d) 
Zhang Jilin vs Wenjun Ju, Xinghua Jiangsu, 2009
5r1k/1p4p1/p2p4/P2P4/1PP1Q1np/5R2/3q2PP/5BK1 b - - 0 1
[ ...Rxf3 if Qxf3 Qd4+ mates ]
e) 
Valentina Gunina vs Wenjun Ju, Sochi, 2009
2r3k1/3R1p1p/Q3p1p1/8/8/4PqP1/P4P1P/2r2RK1 b - - 0 1
[ ...R8c2 ]
2c) 
Olga Girya vs Wenjun Ju
Wenjun Ju Puzzles, Part III.
The color disk on the diagram indicates who moves first.
a) 
Wenjun Ju vs Zhang Jilin, Xinghua, 2010
6r1/1k6/p7/1n1N4/4PBn1/8/4K3/7R w - - 0 1
[ Rh7 if Kc6 or Kc8 Ne7+ or if Ka8 Nb6# ]
b) 
Black mates in 2.
Li Xueyi vs Wenjun Ju, Shanghai, 2010
1Q6/8/3p1pk1/2pP4/1p3K2/5R2/5qP1/4r3 b - - 0 1
[ ...Re4+ Kxe4 Qd4# ]
c) 
Wenjun Ju vs Xiaohui Wang, Xinghua, 2012
r4qk1/pp1br1pp/2p5/2b1np2/2PN4/4B1PP/PPQR1PB1/3R2K1 w - - 1 0
[ Nxc6 if Bxe3 Nxe7+ Qxe7 fxe3 or if Nf3+ Bxf3 Rxe3 fxe3 ]
d) 
White mates in 3.
Wenjun Ju vs Doudou Wang, Xinghua, 2012
1r2rk2/2R1p2p/3pPP2/pp3p2/3KP2P/8/1P6/2R5 w - - 1 0
[ Rg1 ]
e) 
White mates in 2.
Wenjun Ju vs Atousa Pourkashiyan, Khanty Mansyisk, 2012
q6k/1pp1Nrpp/3p4/1Pb2P2/2P1R2Q/1nB3P1/7P/7K w - - 1 0
[ Qxh7+ ]
3b) 
mate in 2
Li Xueyi vs Wenjun Ju
Wenjun Ju Puzzles, Part IV.
The color disk on the diagram indicates who moves first.
a) 
White mates in 4.
Wenjun Ju vs Anna Zatonskih, Khanty Mansyisk, 11/16/2012
7r/1p1n1pk1/p3p1p1/3pP1Q1/P2q1NP1/1P6/5PK1/2R5 w - - 1 0
[ Nxe6+ if fxe6 Qe7+ Kg8 Rc8+ ]
b) 
Black mates in 6.
Yixin Ding vs Wenjun Ju, Hangzhou, 2012
8/p5kp/1p1p1r2/3Pp3/1BP1q3/4p1bP/P3Q1P1/6RK b - - 0 1
[ ...Rh6 if Rc1 Rxh3+ Kg1 Rh1+ ]
c) 
Sophie Milliet vs Wenjun Ju, Cap d'Agde, 2012
8/8/2k5/1p3R2/2nB4/2PK4/r6P/8 b - - 0 1
[ ...Rd2+ Ke4 Nd6+ ]
d) 
Atousa Pourkashiyan vs Wenjun Ju, Khanty Mansyisk, 2012
1r2nk2/4b2p/p1bp2p1/2n5/1P6/B4PN1/P1R3PP/3R3K b - - 0 1
[ ...Ba4 ]
e) 
Wenjun Ju vs Vladimir Burmakin, Dubai, 2013
3r1k2/1p1b2pp/p1nP4/4Pp2/4q3/1Q6/PP4PP/3R1RK1 w - - 1 0
[ Rfe1 if Qh4 e6 or if Nd4 Qb6 ]
4b) 
mate in 6
Yixin Ding vs Wenjun Ju
Wenjun Ju Puzzles, Part V.
The color disk on the diagram indicates who moves first.
a) 
Wenjun Ju vs G C Anurudda, Tagaytay City, 2013
r2r2k1/1p1q1pb1/n1pN1np1/4p3/1PP5/B5P1/P3QPB1/3RR1K1 w - - 1 0
[ b5 if Nb8 Nxb7 ]
b) 
White mates in 2.
Wenjun Ju vs Viktorija Cmilyte, Beijing, 2013
8/2r3kp/5R2/4P1p1/b2N1p2/5P1P/6PK/8 w - - 1 0
[ Ne6+ ]
c) 
Black mates in 4.
Michael Stockmann vs Wenjun Ju, Gibraltar, 2013
3r2k1/2R2pb1/6pp/Q1B3n1/N3q1P1/7P/4PK2/8 b - - 0 1
[ ...Nxh3+ Kg3 Be5+ Kh4 Nf2 or g5+ ]
d) 
Wenjun Jue Wang vs Wenjun Ju, Xinghua, 2014
r5k1/6pp/2Nrpq2/8/1PQ5/3N4/2K1R3/8 b - - 0 1
[ ...Rxc6 if Qxc6 Ra2+ Kd1 Qf1+ mates ]
e) 
Wenjun Ju vs Antoaneta Stefanova, Huai'an, 2016
4r1k1/4r3/3b2pp/3p4/2q5/2PN1Q1P/4R1P1/4R2K w - - 1 0
[ Rxe7 Rxe7 Rxe7 Bxe7 Ne5 ]
5e) 
Wenjun Ju vs Antoaneta Stefanova
Wenjun Ju Puzzles, Part VI.
The color disk on the diagram indicates who moves first.
a) 
Anna Ushenina vs Wenjun Ju, Huai'an, 2016
6k1/p5p1/4b2p/5p2/PP6/7P/r2p1PP1/1R1B1K2 b - - 0 1
[ ...Bc4+ if Be2 d1/Q+ Rxd1 Bxe2+
or if Kg1 Kh7 Kh2 Bd3 Rb3 Be4 ]
b) 
Sarasadat Khademalsharieh vs Wenjun Ju, Abudhabi, 2016
3rr1k1/4qpp1/pN2n2p/2p5/8/1P3Q1P/P2R1PP1/3R2K1 b - - 0 1
[ ...Nd4 Qh5 Nf3+ if gxf3 or Qxf3 Rxd2 Rxd2 Qe1+ ]
c) 
Lilit Mkrtchian vs Wenjun Ju, Huai'an, 2016
1r3r1k/3nb1pp/p2qn3/1pp1pp2/8/1P1PPQPB/PB3P1P/1NRR2K1 b - - 0 1
[ ...Ng5 if Qg2 Qh6 ]
d) 
Black mates in 4.
Xue Zhao vs Wenjun Ju, Doha, 2016
4r2k/7p/p1Rb1ppq/1p1Pr3/6b1/PB1QN1P1/1P3P2/4R1K1 b - - 0 1
[ ...Bf3 Ng2 Rxe1+ Qf1 Rxf1+ ]
e) 
Wenjun Ju vs Marie Sebag, Skolkovo, 2019
1r3rk1/pN3ppp/1np3b1/3pN2q/PQ1P4/6P1/1P3P1P/R3R1K1 w - - 1 0
[ 1.a5 if 1...Nc4 2.Nd7 ]
6b) 
Sarasadat Khademalsharieh vs Wenjun Ju
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