Here are some chess puzzles by top FIDE players of 2015.
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)
White mates in 2.
Arkadij Naiditsch vs Baris Esen, Reykjavik, 2015
2rNRb2/3b2kp/1q1p2p1/p2B2B1/8/2p3PP/PP3P2/4R1K1 w - - 1 0
[ R1e7+ Bxe7 Rg8# ]

b)
Black mates in 2.
Lukas Schwander vs Arkadij Naiditsch, Deizisau, 2015
8/1b6/8/2p2p2/1P1k2p1/4p1P1/1PK3P1/r2B1R2 b - - 0 1
[ ...Be4+ ]

c)
Black mates in 2.
Alberto David vs Marat Dzhumaev, Chennai, 1/4/2015
5bk1/2p4p/p3pQ2/1n1pP1p1/1q4P1/1P1K3P/P3R3/2R5 b - - 0 1
[ ...Qd4+ Kc2 Na3# ]

d)
Black mates in 2.
Sergei Chekhov vs Ernesto Inarkiev, Moscow, 2/2/2015
2r3k1/5pp1/p7/N3p2p/1pP3n1/4b1QP/2q3P1/3RRK2 b - - 0 1
[ ...Nh2+ ]

e)
Black mates in 2.
Alexander Khalifman vs Petr Kostenko, Pavlodar, 1/29/2015
6k1/5p2/1p4p1/p1b1P3/P4Pp1/5pBq/1P1r3P/R4Q1K b - - 0 1
[ ...Qg2+ ]

Top FIDE players' puzzles: Jan-June, 2015, Part II.
The color disk on the diagram indicates who moves first.
a)
Black mates in 2.
Albert Hernandez vs Wesley So, Las Vegas, 2015
N1br4/pp2ppbp/4k1p1/2p5/2P5/3N2Q1/1qnKPPPP/5B1R b - - 1 0
[ ...Bc3+ Kd1 Qb1# ]

b)
White mates in 2.
Wesley So vs Kayden Troff, Saint Louis, 2015
8/R7/3n1kp1/4N2r/1P2P2p/4KN2/6PP/5b2 w - - 1 0
[ Ng4+ ]

c)
White mates in 2.
P Harikrishna vs Michael Richter, Berlin, 2015
3Q4/1p1R3p/2q1p1pk/4P3/6rP/8/P5P1/6K1 w - - 1 0
[ Qf8+ ]

d)
White mates in 2.
Etienne Bacrot vs Allan Rasmussen, Berlin, 2015
6r1/1b2k3/pq2prB1/np6/7Q/8/PP3PPP/3RR1K1 w - - 1 0
[ Qb4+ ]

e)
White mates in 2.
Dmitry Andreikin vs Stanislav Novikov, Moscow, 2015
1k2r3/pp2Q3/2p2n1p/7P/5q2/5N2/PPP3P1/1K1R4 w - - 1 0
[ Rd8+ ]

Top FIDE players' puzzles: Jan-June, 2015, Part III.
The color disk on the diagram indicates who moves first.
a)
Black mates in 2.
Sergei Chekhov vs Ernesto Inarkiev, Moscow, 2015
2r3k1/5pp1/p7/N3p2p/1pP3n1/4b1QP/2q3P1/3RRK2 b - - 0 1
[ ...Nh2+ ]

b)
White mates in 2.
Vladislav Artemiev vs Alexander Kholopov, Moscow, 2015
r2b1k2/1p2Nppp/7q/p1P1Q3/8/6P1/PP3PbP/4R1K1 w - - 1 0
[ Ng6+ ]

c)
White mates in 2.
Sergei Rublevsky vs Mohamad Al Sayed, Berlin, 2015
r3r3/pp2p3/2qp1p2/5kp1/2P5/1P4Q1/P5P1/2B1R1K1 w - - 1 0
[ Qd3+ if Kg4 Qh3# ]

d)
White mates in 2.
Rauf Mamedov vs Alexander Riazantsev, Minsk, 2015
r2q1r2/1p3p1k/p1nP2p1/4R2p/n7/1N4Q1/P2P1PPP/B1R3K1 w - - 1 0
[ Rxh5+ ]

e)
Black mates in 2.
Ramil Hasangatin vs Alexander Motylev, Berlin, 2015
7r/ppk3p1/2p5/7n/3P2n1/1BP2RP1/PP4Pp/4R2K b - - 0 1
[ ...Nxg3+ Rxg3 Nf2# ]

Top FIDE players' puzzles: Jan-June, 2015, Part IV.
The color disk on the diagram indicates who moves first.
a)
White mates in 2.
S Shankland vs Timur Gareev, Honolulu, 2015
5k2/3r1p2/p1q4p/4Q1pP/1P4P1/1BP2PN1/KP6/2b5 w - - 1 0
[ Qh8+ ]

b)
White mates in 2.
Daniil Dubov vs Peter Leko, Berlin, 2015
r1b5/pp2kp2/1q2pr2/1B6/7Q/8/PP3P2/3RRK2 w - - 1 0
[ Qb4+ ]

c)
White mates in 2.
Martyn Kravtsiv vs Lazaro Bruzon, Berlin, 2015
4rn1k/pp4p1/2p4p/3p4/3P4/P2Qq2P/1PB5/1K3R2 w - - 1 0
[ Rxf8+ ]

d)
White mates in 2.
Eduardo Iturrizaga vs H Aguiar, Matosinhos, 2015
2rr1q1k/pb2bp2/1pp1pn1p/4N3/1PPP1Q2/P5RP/2B2PP1/3R2K1 w - - 1 0
[ Qxh6+ ]

e)
White mates in 2.
Markus Ragger vs Helgi Olafsson, Berlin, 2015
4rR2/p3P1pk/6bp/4Q2P/8/6P1/PP1q2BK/4q3 w - - 1 0
[ hxg6+ Kxg6 Qf5# ]

Top FIDE players' puzzles: Jan-June, 2015, Part V.
The color disk on the diagram indicates who moves first.
a)
Black mates in 3.
Evgeny Sveshnikov vs Evgenij Agrest, Tallinn, 1/11/2015
1k5r/pp6/8/3pRnR1/3P4/2P3P1/PP4K1/7r b - - 0 1
[ ...R8h2+ Kf3 Rf1+ Kg4 Nh6# ]

b)
Black mates in 3.
Yehuda Gruenfeld vs Ante Brkic, Jerusalem, 2/27/2015
7k/1Qpn2pp/p1pb4/8/4P1b1/P1P1Br2/1P1N1P1q/1R2RK2 b - - 0 1
[ ...Rf8 if Nf3 Bxf3 ]

c)
Black mates in 3.
Aimen Rizouk vs Jonathan Cruz, Barcelona, 3/21/2015
r1b4k/p5pp/1ppQ4/5p2/1KP5/P3r2P/BBP2q2/R7 b - - 0 1
[ ...a5+ Ka4 Qxc2+ ]

d)
Black mates in 3.
Wesley So vs Sergey Fedorchuk, Montpellier, 6/8/2015
2n3rr/bpNP1k2/p4pb1/3P4/1P6/P1N2n2/1B3PB1/R3RK2 b - - 0 1
[ ...Bd3+ Re2 Rh1+ ]

e)
Black mates in 3.
Zbynek Hracek vs Laurent Fressinet, Trzcianka, 4/19/2015
8/5pk1/6pp/3Pp3/8/P1Q1qNb1/5nP1/2R3K1 b - - 0 1
[ ...Nh3+ Kh1 Qg1+ ]

Top FIDE players' puzzles: Jan-June, 2015, Part VI.
The color disk on the diagram indicates who moves first.
a)
Black mates in 3.
Pierre Bailet vs Grzegorz Gajewski, Montpellier, 6/5/2015
6rk/p2p4/1p4qp/2pPbp2/2P1bp2/1P3B1K/P2QP2P/4BR2 b - - 0 1
[ ...Qh5+ if Bxh5 Bg2+ or if Bh4 Qg4+ ]

b)
Black mates in 3.
Lawrence Trent vs Eric Hansen, Gibraltar, 2/4/2015
3R4/5pbk/7p/8/R1p1b1r1/2P2qP1/1P1Q1P2/5K2 b - - 0 1
[ ...Qh1+ Ke2 Bf3+ ]

c)
Black mates in 3.
Vadim Chernov vs Mikhail Kazakov, Untergrombach, 1/5/2015
3rr3/1Qpk3p/p1p2p1p/N7/3Pqb2/2R2P1P/PP3P2/3R2K1 b - - 0 1
[ ...Qe1+ Rxe1 Rxe1+ ]

d)
Black mates in 3.
Vladimir Malakhov vs Maxime Vachier-Lagrave, Berlin, 2015
5r1k/1PRQ2bp/q7/8/p5P1/P4p1P/5K2/8 b - - 0 1
[ ...Qe2+ Kg3 Qe1+ ]

e)
Black mates in 3.
Fabiano Caruana vs Maxime Vachier-Lagrave, Wijk aan Zee, 2015
4r3/1p2bk2/p7/PbPP1Kp1/1P4Pp/5P1P/8/R3R3 b - - 0 1
[ ...Bd3+ Re4 Bf6 ]

2015 Puzzles, Part VII.
The color disk on the diagram indicates who moves first.
a)
Black mates in 3.
Yuriy Kryvoruchko vs Viswanathan Anand, Berlin, 2015
6r1/p6k/1p5p/2p1Np2/2Pn4/P2P1P2/7q/2RKQ3 b - - 0 1
[ ...Rg1 ]

b)
White mates in 3.
David Navara vs Mikita Harshkou, Minsk, 2015
3r1r2/pp3PQ1/1qn1p3/7k/8/P1N5/1P3pPP/R4R1K w - - 1 0
[ Ne4 Rd5 Nf6+ ]

c)
White mates in 3.
David Navara vs Bart Michiels, Wijk aan Zee, 2015
r4r1k/1RQ3R1/4p3/3p4/3Pbp2/P5Pq/5P2/6K1 w - - 1 0
[ Rg8+ Rxg8 Qe5+ ]

d)
Black mates in 3.
Tadeusz Panek vs Etienne Bacrot, Trzcianka, 2015
r3b1k1/4ppbp/6p1/p3q1P1/P4n2/4pBKP/8/1RQ1R3 b - - 0 1
[ ...Ne2+ Kg2 Qg3+ Kf1 Qxf3# ]

e)
White mates in 3.
Dmitry Jakovenko vs Vlatko Krstevski, Struga, 2015
r3r1k1/3n1pb1/bqp5/p2p2N1/1p1P4/2N1P3/PPQ2PP1/2KR3R w - - 1 0
[ Rh8+ ]

2015 Puzzles, Part VIII.
The color disk on the diagram indicates who moves first.
a)
Black mates in 3.
Alexander Motylev vs Evgeniy Najer, Sochi, 2015
1k6/1p1Q2p1/p7/7p/1bPp1P2/1qP3PP/7R/2KR1B2 b - - 0 1
[ ...Ba3+ ]

b)
White mates in 3.
Ernesto Inarkiev vs Maya Tereshechkina, Sochi, 2015
1r5r/p1nq1p2/3p1pkp/2pP1N2/4PPP1/7Q/1P4P1/3RR1K1 w - - 1 0
[ Qh5+ ]

c)
White mates in 3.
David Howell vs Keith Arkell, Douglas, 2015
r6r/6p1/4Q2p/6q1/2B1n3/5kP1/PPP2P1P/R5K1 w - - 1 0
[ Be2+ Kxe2 Qxe4+ ]

d)
White mates in 3.
Nigel Short vs David Zakarian, England, 2015
1N5r/2p2pp1/3bp3/k7/2P4p/1R2B3/PP2KP2/8 w - - 1 0
[ Rb5+ Ka4 Bc1 ]

e)
White mates in 3.
Baadur Jobava vs Aleksey Goganov, Sochi, 2015
2r3k1/p5b1/5Pp1/3p1b2/qp1B4/5P2/P1P4Q/1K1R3R w - - 1 0
[ Qh7+ ]

2015 Puzzles, Part IX.
The color disk on the diagram indicates who moves first.
a)
White mates in 3.
Rauf Mamedov vs Vladimir Akopian, Berlin, 2015
1r3bb1/4QN1k/p1qNP1pp/1p6/2p5/2P4R/PP3P2/R5K1 w - - 1 0
[ Nxh6+ if Bxe7 Nhf5+ ]

b)
White mates in 3.
Rauf Mamedov vs Stanislav Bogdanovich, Moscow, 2015
r7/4N2k/n5R1/p1p1B3/2b3p1/P6P/5P1K/8 w - - 1 0
[ Rg7+ if Kh6 Nf5+ ]

c)
White mates in 3.
Alexander Moiseenko vs Tigran Petrosian, Berlin, 2015
1r1r4/2p5/1n1nb1p1/p3p2p/P3P3/2PNNPk1/2K1B1P1/1R5R w - - 1 0
[ Nf1+ Kxg2 Ne3+ ]

d)
White mates in 3.
Evgeny Bareev vs Raja Panjwani, Kitchener, 2015
3r4/pp1k1P2/7Q/3pB3/8/Pqr1P3/5nPP/5RK1 w - - 1 0
[ Qd6+ Kc8 Qe6+ Rd7 f8/Q# ]

e)
White mates in 3.
Martyn Kravtsiv vs Tigran Petrosyan, Al-Ain, 2015
5rk1/p5pp/5PN1/2rp4/2p5/2P3qP/P5P1/4RR1K w - - 1 0
[ f7+ Rxf7 Re8+ ]

2015 Puzzles, Part X.
The color disk on the diagram indicates who moves first.
a)
Black mates in 3.
Ivan Saric vs Viktor Laznicka, Germany, 2015
8/6pk/2B2p2/3Rp2p/7r/3b4/Pr6/2R1K1B1 b - - 0 1
[ ...Rh1 if Rc2 Rxc2 ]

b)
Black mates in 3.
Miguel Rios Garcia vs Julio Granda Zuniga, Benasque, 2015
3r2k1/1q3ppp/p3p3/n7/Np1Rn3/1P4P1/P3Q2P/2R4K b - - 0 1
[ ...Nf2+ Kg1 Nh3+ ]

c)
Black mates in 3.
Sondre Merkesvik vs Gawain Jones, Helsingor, 2015
r3r1k1/pp3p1p/3p2p1/1P6/1BPPb3/2Q1N3/P3pqBP/R6K b - - 0 1
[ ...Bxg2+ Nxg2 Qf1+ ]

d)
White mates in 3.
Markus Ragger vs Victor Mikhalevski, Berlin, 2015
5rk1/pp3N1p/5Qp1/2pP4/2P3P1/8/4RPKP/2q5 w - - 1 0
[ Qh8+ Kxf7 Qxh7+ Kf6 Qe7# ]

e)
Black mates in 3.
Dmitry Kryakvin vs Markus Ragger, Minsk, 2015
4r1k1/1p4P1/pb2p1p1/3pq1B1/P5P1/7Q/1P3r1P/R2R3K b - - 0 1
[ ...Qe4+ Kg1 Rg2+ ]

2015 Puzzles, Part XI.
The color disk on the diagram indicates who moves first.
a)
White mates in 3.
Boris Grachev vs Boris Savchenko, Moscow, 2015
2rq1rk1/1p2bpp1/p3pn1p/1b1pN1N1/2nP1B2/2P4P/PPB2PP1/RQ2R1K1 w - - 1 0
[ Bh7+ if Kh8 Ngxf7+ ]

b)
White mates in 3.
Tamir Nabaty vs Quinten Ducarmon, Gibraltar, 2015
2r3k1/p2b3p/4NQpq/2p1Bp2/5P2/2P3P1/P6P/6K1 w - - 1 0
[ Ng5 ]

c)
White mates in 3.
Tamir Nabaty vs Seha Caliskan, Didymoteicho, 2015
8/p1q1n2k/4p1bP/1p1pPp2/n1pP3Q/P1P1B3/1P3N1P/6RK w - - 1 0
[ Qf6 if Ng8 Qxg6+ ]

d)
Black mates in 4.
Maksim Chigaev vs Vitaliy Bernadskiy, Yerevan, 1/12/2015
6k1/p4ppp/2N1p3/3r4/1P3Pq1/2Qn4/P4P1P/5R1K b - - 0 1
[ ...Nxf2+ Rxf2 Rd1+ ]

e)
Black mates in 4.
Luka Draskovic vs Boban Bogosavljevic, Belgrade, 5/29/2015
3R4/5pkp/2B3p1/3P4/3bP3/p4P2/Pr1r2PP/6RK b - - 0 1
[ ...Rxg2 ]

2015 Puzzles, Part XII.
The color disk on the diagram indicates who moves first.
a)
Black mates in 4.
Julian Jorczik vs Zahar Efimenko, Germany, 2/21/2015
7k/5rbp/p7/3Q4/3Np3/P3P2P/2K5/2R2q2 b - - 0 1
[ ...Qd3+ Kb2 Rf2+ Rc2 Qxc2+ ]

b)
Black mates in 4.
Nikola Djukic vs Alexander Fier, Cappelle la Grande, 3/6/2015
4R3/5pkp/p1NQ2p1/3P1r2/P3n3/4qB2/r5PP/5R1K b - - 0 1
[ ...Nf2+ Kg1 Nh3+ ]

c)
Black mates in 4.
Rustam Kasimdzhanov vs Alexander Grischuk, Tbilisi, 2/15/2015
5r1k/2P3pp/5r2/p7/R2P2p1/4P3/1p1q1PPP/3Q1RK1 b - - 0 1
[ ...Rxf2 ]

d)
Black mates in 4.
Alexander Evdokimov vs Kivanc Haznedaroglu, Izmir, 6/19/2015
2B3k1/5ppp/p7/4P3/1q6/5rPP/KQ2b3/R1R5 b - - 0 1
[ ...Qa4+ Kb1 Bd3+ Rc2 Rf1+ ]

e)
Black mates in 4.
Miguel Illescas Cordoba vs Jose Ibarra Jerez, Madrid, 5/9/2015
6rr/1pk5/2p1p3/p1b1N3/P3P2P/2P2Pn1/1P5K/3Q4 b - - 0 1
[ ...Nf1+ Qxf1 Rxh4+ ]

2015 Puzzles, Part XIII.
The color disk on the diagram indicates who moves first.
a)
Black mates in 4.
Nigel Short vs Garry Kasparov, Saint Louis, 4/25/2015
6r1/7k/7p/5p1q/5P2/1P1Pp3/P6Q/5R1K b - - 0 1
[ ...e2 if Rg1 e1/Q ]

b)
White mates in 4.
Shakhriyar Mamedyarov vs Pavel Ponkratov, Berlin, 2015
4rbk1/7p/1n4P1/2pPBp2/1pq2Q2/5NP1/5PK1/4R3 w - - 1 0
[ gxh7+ if Kxh7 or Kf7 Qxf5+ ]

c)
Black mates in 4.
Rustam Kasimdzhanov vs Alexander Grischuk, Tbilisi, 2015
5r1k/2P3pp/5r2/p7/R2P2p1/4P3/1p1q1PPP/3Q1RK1 b - - 0 1
[ ...Rxf2 if Rxf2 Qxf2+ Kh1 Qf1+ ]

d)
White mates in 4.
Sergey Karjakin vs Teimour Radjabov, Berlin, 2015
6rk/p3Q1bp/4p3/1q1p4/3PpP1B/1P2P3/P6P/6RK w - - 1 0
[ Bf6 if h5 Rxg7 ]

e)
White mates in 4.
Yi Wei vs Vladimir Potkin, Wijk aan Zee, 2015
2b4R/r3n2Q/4k1p1/3pPp2/3P1P2/p1p1B3/P1q4P/6RK w - - 1 0
[ Rxg6+ if Kd7 Qxe7+ ]

2015 Puzzles, Part XIV.
The color disk on the diagram indicates who moves first.
a)
White mates in 4.
Ian Nepomniachtchi vs Alexander Onischuk, Moscow, 2015
3rr3/2pbkp2/2p1q2p/5p2/2P5/1P2B1PB/3Q1P1P/3R2K1 w - - 1 0
[ Bc5+ if Qd6 Bxd6+ Ke6 Re1+ ]

b)
White mates in 4.
Yangyi Yu vs Di Li, China, 2015
7Q/5pRp/1p2q1p1/4p2k/4P2P/6P1/5bK1/8 w - - 1 0
[ Rxh7+ Kg4 Qd8 ]

c)
White mates in 4.
Teimour Radjabov vs Dmitry Bocharov, Berlin, 2015
6k1/p4bb1/1p1r2Np/5Qp1/3q4/P4P1P/1P2R1P1/4R2K w - - 1 0
[ Re8+ if Bxe8 Rxe8+ Kh7 Nf4+ or if Bf8 Rxf8+ ]

d)
Black mates in 4.
Ivan Ivanisevic vs David Navara, Berlin, 2015
1k6/p4p1p/QpnNp2b/1N3p2/1PP5/5P1P/Pq3PK1/7r b - - 0 1
[ ...Rh2+ Kxh2 Qxf2+ Kh1 Qf1+ ]

e)
Black mates in 4.
Aleksej Aleksandrov vs David Navara, Minsk, 2015
6k1/1pq3pp/p3pr2/3p4/6P1/PQ2P3/1Pr1nPK1/3RBR2 b - - 0 1
[ ...Qg3+ fxg3 Nf4+ if Kh1 Rh6+ or if Kf3 Ng2# ]

2015 Puzzles, Part XV.
The color disk on the diagram indicates who moves first.
a)
White mates in 4.
Francisco Vallejo Pons vs Angel Espinosa Aranda, Madrid, 2015
r3kr2/pp6/3Q4/3n1P2/3P4/3B3b/PP6/6K1 w - - 1 0
[ Bb5+ Kf7 Qg6+ ]

b)
White mates in 4.
Maxim Matlakov vs Vladislav Artemiev, Sochi, 2015
7k/p1Q4r/1p5R/6pP/7r/5BK1/5PP1/1q6 w - - 1 0
[ Qd8+ Kg7 Qf6+ ]

c)
White mates in 4.
Etienne Bacrot vs Markus Lammers, Deizisau, 2015
3r4/1Q5p/4q1kN/p7/2P3PP/4BP2/Pb4K1/8 w - - 1 0
[ h5+ Kf6 g5+ Ke5 f4+ Kd6 c5# ]

d)
Black mates in 4.
Vlastimil Babula vs Evgeniy Najer, Jerusalem, 2015
2b2rk1/7p/3Q4/1NpPp1q1/2P1P2P/4np2/7P/R4B1K b - - 0 1
[ ...Qg2+ Bxg2 fxg2+ Kg1 Rf1+ ]

e)
White mates in 4.
Dmitry Andreikin vs Maksim Chigaev, Sochi, 2015
r4k2/1p2R3/2bR1rp1/p7/2q5/2P3QP/1P3PP1/6K1 w - - 1 0
[ Rxf6+ if Kxe7 Qd6+ ]

2015 Puzzles, Part XVI.
The color disk on the diagram indicates who moves first.
a)
White mates in 4.
Rustam Kasimdzhanov vs Karol Jaroch, Trzcianka, 2015
5nk1/4R3/rp3B1p/3P2p1/1nP5/8/7P/6RK w - - 1 0
[ Rg7+ Kh8 R7xh5+ ]

b)
White mates in 4.
Alexander Motylev vs Aleksandr Shimanov, St. Petersburg, 2015
r5n1/pp1N1n2/5P2/3p2kb/1P1p3R/P2B4/2P3PP/5RK1 w - - 1 0
[ Rf5+ Kxh4 g3+ Kg4 Kg2 ]

c)
Black mates in 4.
Alexander Motylev vs Mikhail Pogromsky, Sochi, 2015
7r/1p3pk1/3pnpp1/Q7/2P1Nqn1/PP1p3P/5PK1/2B1R3 b - - 0 1
[ ...Qh2+ Kf3 Nd4+ Kxg4 Qg2+ ]

d)
White mates in 4.
Richard Rapport vs Ottomar Ladva, Yurmala, 2015
7r/p5r1/2p1p3/3kPpNp/1PRP1n1P/R7/8/1K6 w - - 1 0
[ Rc5+ Kxd4 Nf3+ Ke4 Rc4+ ]

e)
White mates in 4.
Alexander Areshchenko vs Andreas Schenk, Germany, 2015
7k/4r2B/1pb5/2P5/4p2Q/2q5/2P2R2/1K6 w - - 1 0
[ Rf8+ Kg7 Rg8+ Kf7 Qh5+ ]

2015 Puzzles, Part XVII.
The color disk on the diagram indicates who moves first.
a)
White mates in 4.
Alexander Morozevich vs Dariusz Swiercz, Berlin, 2015
r1b5/pp3R2/2n1p1pk/3p4/6P1/P1N2N1r/1PP5/1K1R4 w - - 1 0
[ g5+ Kh5 Rg1 ]

b)
White mates in 4.
Alexander Morozevich vs Normunds Miezis, Yurmala, 2015
1r6/p2pBp1k/3P1Prq/2p2Q2/2n1P2R/2p3P1/P5K1/8 w - - 1 0
[ Rxh6+ if Kxh6 Qh3+ or if Kg8 Rxg6+ ]

c)
White mates in 4.
Anton Korobov vs Boris Kharchenko, Moscow, 2015
4Rr1k/3b2p1/p1p3Qp/1p3P2/1q6/1B6/PP1r2PP/5R1K w - - 1 0
[ f6 if Qe7 fxe7 ]

d)
White mates in 4.
Aleksandr Rakhmanov vs Juergen Delitzsch, Wunsiedel, 2015
3bk3/7Q/2p2p1N/p2qpNpP/P7/2n3P1/5P1K/8 w - - 1 0
[ Nd6+ Kf8 Nhf5 ]

e)
White mates in 4.
Eduardo Iturrizaga vs Valentin Dragnev, Gibraltar, 2015
3r4/p1Q2N1p/bp4p1/5p1k/4pP2/qP2P1P1/P5BP/6K1 w - - 1 0
[ g4+ if Kxg4 Ne5+ or if Kh4 Qxd8+ ]

2015 Puzzles, Part XVIII.
The color disk on the diagram indicates who moves first.
a)
Black mates in 4.
Ivan Valles Moreno vs Julio Granda Zuniga, Madrid, 2015
1rr3k1/3b1p2/3p4/4n1PR/Np2PQ2/1P6/PKPR2P1/6q1 b - - 0 1
[ ...Rxc2+ if Kxc2 Rc8+ or if Rxc2 Nd3# ]

b)
White mates in 4.
Markus Ragger vs Sofia Toporkova, Minsk, 2015
r1b1n2k/pp4p1/2p4p/6q1/3P4/1B3Q2/PP3PPP/3R2K1 w - - 1 0
[ Qf8+ Kh7 Bg8+ Kh8 Bf7+ ]

c)
Black mates in 4.
Stanislav Bogdanovich vs Gadir Guseinov, Berlin, 2015
r4rk1/1p1b3p/3p2p1/pN2pp2/2P1n3/1P1RBPq1/PQ2B3/1R3K2 b - - 0 1
[ ...f4 if Bd1 Bh3+ ]

d)
Black mates in 4.
Anton Korobov vs Gadir Guseinov, Berlin, 2015
6k1/4pp1p/3p2p1/1NpP4/Q3Pb2/5n2/1PR3KP/4q2R b - - 0 1
[ ...Nh4+ Kh3 Qe3+ Kxh4 Bg5+ ]

e)
Black mates in 4.
Zaur Mammadov vs Gadir Guseinov, Nakhichevan, 2015
7k/NbQ2Bb1/1p1p2p1/8/1P2P3/3n3q/P3Kn2/R3R3 b - - 0 1
[ ...Nf4+ if Kxf2 Bd4+ or if Kd2 Qd3+ Kc1 Ne2+ ]

2015 Puzzles, Part XIX.
The color disk on the diagram indicates who moves first.
a)
Black mates in 5.
Sergei Chekhov vs Ernesto Inarkiev, Moscow, 2015
2r3k1/5pp1/p7/N3pq1p/1pP3n1/4b1QP/4K1P1/3RR3 b - - 0 1
[ ...Qc2+ if Rd2 Qxd2+ Kf3 f5 or if Kf1 Nh2+ ]

b)
White mates in 5.
Richard Rapport vs Aryan Tari, Gibraltar, 2015
r1q2rk1/pb1nb3/1p2ppp1/2p3P1/P2PpB2/2P1PN1R/1P1K1PP1/R6Q w - - 1 0
[ Rh7 w/Qh6 ]

c)
Black mates in 5.
P Karthikeyan vs Abhijeet Gupta, New Delhi, 1/10/2015
r1r4k/4b1pp/3p2p1/4p3/4P2P/Pp3PN1/2q1Q3/K1BR3R b - - 0 1
[ ...Rxa3+ Bxa3 b2+ Bxb2 Ra8+ ]

d)
White mates in 6.
Pavel Eljanov vs Evgeny Romanov, Jerusalem, 2015
5r1k/1q3r1p/3p3Q/3Np3/4P3/5n2/P5RP/6RK w - - 1 0
[ Nf6 if Nxg1 Nxh7 Rb8 Nf8+ or if Rxf6 Qxf6+ ]

e)
Pavel Potapov vs Evgeny Alekseev, St. Petersburg, 5/15/2015
2r5/5pbk/p1r1p1pp/1p6/1P1p1P2/P1nP1NP1/1q1BP2P/R1R1Q1K1 b - - 0 1
[ ...Nxe2+ Qxe2 Rxc1+ ]

2015 Puzzles, Part XX.
The color disk on the diagram indicates who moves first.
a)
Sinisa Saric vs Boban Bogosavljevic, Vrbas, 4/28/2015
2r3k1/1p3ppp/p7/4Q3/P3P1b1/2P5/2KR1q2/R4Bn1 b - - 0 1
[ ...Qxd2+ Kxd2 Nf3+ ]

b)
Evgeny Postny vs Sergey Fedorchuk, Montpellier, 6/3/2015
4rbk1/5p1p/q5pP/2p1P3/1n1pQ3/5NP1/4RPK1/3R4 b - - 0 1
[ ...f5 ]

c)
Arnd Lauber vs Sabino Brunello, Germany, 2/21/2015
1r4k1/p2bqppp/1b3n2/PN1pn3/8/1N2PP2/1P2B1PP/R1Q2RK1 b - - 0 1
[ ...Nd3 if Bxd3 Bxe3+ or if Qc3 Qxe3+ mates ]

d)
Fernando Peralta vs Bartlomiej Heberla, Rabat, 5/16/2015
1k1rr3/pp4pb/1npqBp1p/5P2/3P2P1/1NN1b2P/PPQ5/1K1R3R b - - 0 1
[ ...Rxe6 ]

e)
Rasmus Svane vs Dmitry Jakovenko, Gibraltar, 1/28/2015
5rk1/p4Rpp/2bq2n1/8/3r4/1PN4P/P4QB1/5RK1 b - - 0 1
[ ...Rf4 Rxf8+ Qxf8 Bxc6 Rxf2 Rxf2 Qc5 ]

2015 Puzzles, Part XXI.
The color disk on the diagram indicates who moves first.
a)
Bogdan Belyakov vs Baadur Jobava, Sochi, 5/6/2015
3r2k1/pppr2bp/6p1/1P6/2P2p2/4qP1P/P1Q2NP1/2RR1K2 b - - 0 1
[ ...Rd2 ]

b)
Artem Iljin vs Anton Korobov, Sochi, 5/8/2015
2rq4/1p1b2k1/1P1p1n2/p2P1PN1/P4npr/2N5/1Q3P2/1BR1R1K1 b - - 0 1
[ ...Qh8 if Be4 Qh6 ]

c)
Wesley So vs Ivan Saric, Wijk aan Zee, 2015
3nr1k1/2p2pp1/7p/1pPbNq2/1n6/1B5P/1P1Q1PP1/2B1R1K1 w - - 1 0
[ g4 if Qg5 Qxb4 or if Qf6 Bxd5 ]

d)
Hikaru Nakamura vs Sergey Karjakin, Zuerich, 2015
2b1r1k1/r6p/2pb4/p1p1np1N/2Pp1B1q/1P1P3P/P5PN/R2QR2K w - - 1 0
[ g3 Qd8 Nf3 ]

e)
Anish Giri vs Baadur Jobava, Wijk aan Zee, 2015
1r4k1/1p6/pN1p1qr1/P2Pp2R/1P2Ppb1/5BP1/5PKQ/8 w - - 1 0
[ Bxg4 Rxg4 Qh3 ]

2015 Puzzles, Part XXII.
The color disk on the diagram indicates who moves first.
a)
M R Venkatesh vs Yi Wei, Gibraltar, 2015
r3n2k/3bq1rp/8/ppnPNp2/2p5/P1P1Q1NP/1PB3K1/1R4R1 b - - 0 1
[ ...Ne4 if Bxe4 Qxe5 ]

b)
Ian Nepomniachtchi vs Sergey Grigoriants, Moscow, 2015
4r2r/3k1p2/p3bP2/1pPq1B1p/3n1BpP/8/1PQ2PPN/3R2K1 w - - 1 0
[ Qe4 ]

c)
Quang Liem Le vs Giorgi Margvelashvili, New York, 2015
r2Rrqk1/3R1ppp/p7/np2B1Q1/8/P5P1/4P2P/5K2 w - - 1 0
[ Rxe8 Rxe8 Bd6 if h6 Qc5 ]

d)
David Navara vs Stefan Kristjansson, Reykjavik, 2015
R1n3k1/3q1pb1/3p2pp/3P2B1/2p5/1rN4P/1P3PP1/4Q1K1 w - - 1 0
[ Qe7 ]

e)
Jan-Krzysztof Duda vs Omer Kali, Jerusalem, 2015
rr3bQ1/2n2qn1/b2p2k1/Rp1Pp3/1P2P2P/3B4/3B1PP1/R5K1 w - - 1 0
[ h5+ Kf6 Bg5+ Kxg5 Qxf7 ]

2015 Puzzles, Part XXIII.
The color disk on the diagram indicates who moves first.
a)
Boris Kantsler vs Maxim Matlakov, Jerusalem, 2015
r5k1/2R2pp1/1p2qn1p/1P1b4/4pP2/r1B1P1N1/6PP/1Q3RK1 b - - 0 1
[ ...Ne8 if f5 Qd6 ]

b)
Nikita Vitiugov vs Aleksandr Shimanov, Jerusalem, 2015
4rb1k/1ppb3p/3p1P2/3P4/8/1P3QN1/q5PP/5RK1 w - - 1 0
[ f7 if Rd8 Qc3+ or if Re7 Qf6+ ]

c)
Ernesto Inarkiev vs David Klein, Jerusalem, 2015
r2q1r2/pp1nppkp/6p1/2p1Pn2/2P1N3/4Q2P/PP4P1/1B1R1RK1 w - - 1 0
[ Rxf5 gxf5 Qg5+ Kh8 Nf6 if exf6 Qxf5 ]

d)
Vladimir Malakhov vs Sergei Iskusnyh, St. Petersburg, 2015
r1r5/p1bb1kqQ/4pp2/3p4/8/1P2RN2/P2B1PP1/2R3K1 w - - 1 0
[ Rxc7 if Rxc7 Ng5+ or if Qxh7 Rxd7+ Kg6 Ne5+ ]

e)
Alexander Motylev vs Bela Khotenashvili, Gibraltar, 2015
3r2k1/ppqr1pp1/4p3/4nn1p/1PPNR2P/P1Q2NP1/5P2/4R1K1 w - - 1 0
[ Nxf5 if Nxf3+ Qxf3 exf5 Re8+ mates ]

2015 Puzzles, Part XXIV.
The color disk on the diagram indicates who moves first.
a)
Baadur Jobava vs Shakhriyar Mamedyarov, Tbilisi, 2015
3R4/pp3kr1/2b1p1p1/1q5p/3Q4/1P3P2/P1P3PP/1K6 w - - 1 0
[ Qf4+ if Qf5 Qc7+ ]

b)
Alexander Moiseenko vs Alexander Huzman, Jerusalem, 2015
8/pb1r1pk1/2P1pq1p/2R3pP/4B3/P1Q3P1/3r1P2/6K1 w - - 1 0
[ Rxg5+ if hxg5 h6+ ]

c)
Gabriel Sargissian vs Robert Kempinski, Jerusalem, 2015
5r2/p3P1kp/3P2p1/1pr3p1/8/P1nB3P/5PP1/R5K1 w - - 1 0
[ d7 if Rcc8 exf8/Q+ Rxf8 Rc1 ]

d)
Alexander Riazantsev vs Ivan Bocharov, Kaliningrad, 2015
r5k1/ppq3pp/2pb1rb1/5p2/5BP1/1PN5/1PP1Q2P/2KR1R2 w - - 1 0
[ Rxd6 Rxd6 gxf5 if Bxf5 Bxd6 or if Bf7 Qe5 Rad8 Ne4 ]

e)
Gawain Jones vs Salome Melia, Gibraltar, 2015
3rqrk1/4pp2/6pQ/p2NPb2/8/Pn3P1P/1P2R1P1/3R2K1 w - - 1 0
[ Nf6+ exf6 exf6 ]

f)
Gadir Guseinov vs Sergei Tiviakov, Nakhichevan, 2015
7k/pp1nRrqp/2p5/3p2p1/3P4/P1PB3P/1P4P1/4Q2K w - - 1 0
[ Rxd7 if Rxd7 Qe8+ ]


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