Here are some chess puzzles from games of the 2015 Gibraltar Masters.
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 4.
Michael Dougherty vs Margarita Baliuniene, Gibraltar, 2015
2b2r2/p1r1n2k/1p1q1pp1/7p/3P1N1P/PBP3Q1/5PP1/R3R1K1 w - - 1 0
[ Rxe7+ if Rxe7 Qxg6+ ]

b)
Nils Grandelius vs Rene Zimmermann, Gibraltar, 2015
5r1k/1pR3pp/3p4/4n3/3B4/4RbP1/7P/6K1 w - - 1 0
[ Bxe5 dxe5 Rxf3 ]

c)
Kenny Solomon vs Szilvia Lochte, Gibraltar, 2015
r4rk1/2p1q1pp/n1Ppb3/3n1p2/RP2p3/2N1P1P1/3N1PBP/3Q1RK1 w - - 1 0
[ Nxd5 Bxd5 Qa1 ]

d)
Jun Xu vs Ravdanlkhumbuu Amgalanbaatar, Gibraltar, 2015
4r1k1/1q1b2bp/n1pp2p1/5p2/1PpP1P2/2N3P1/Q4BBP/1R4K1 w - - 1 0
[ b5 if Ra8 bxa6 Qxa6 Rb8+ or if Nc7 bxc6 ]

e)
Paul Zwahr vs Ingrid Greibrokk, Gibraltar, 2015
3q1rk1/5p1p/Rr1p2b1/1p2p1b1/1N6/2P5/1P2BPPP/3Q1RK1 w - - 1 0
[ Nc6 Qc7 Rxb6 Qxb6 Qxd6 if Kg7 Qxe5+ ]

2015 Gibraltar Masters Puzzles, Part II.
The color disk on the diagram indicates who moves first.
a)
B Adhiban vs Juan Urbina Perez, Gibraltar, 2015
2qn4/4nrkp/R4pp1/2p1r3/1p3N2/1P3Q1P/P1B2PP1/3R2K1 w - - 1 0
[ Ra8 ]

b)
Andres Guerrero vs Jun Xu, Gibraltar, 2015
3r3k/p1RPr1pp/5p2/1p6/6P1/1B3p2/P4P1P/2K5 w - - 1 0
[ Be6 if Rxe6 Rc8 ]

c)
White mates in 3.
Hendrik Hoffmann vs Michael Klyszcz, Gibraltar, 2015
r3k2r/5ppp/p2Qp3/1p2Rb2/B2R4/P7/KPP2PqP/8 w kq - 1 0
[ Rxb5 if Qc6 Rb8+ ]

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

e)
German Schneider vs Mitchell Burke, Gibraltar, 2015
r4rk1/ppnbbppp/4p3/PPqpP3/5B2/2P2PN1/3Q2PP/R3KB1R w KQ - 1 0
[ Be3 d4 Bxd4 if Qd5 c4 ]

2015 Gibraltar Masters Puzzles, Part III.
The color disk on the diagram indicates who moves first.
a)
White mates in 3.
Prasanna Vishnu vs Emil Sutovsky, Gibraltar, 2015
6R1/1p1r1pBp/4p1k1/p6p/2P1PPn1/5KP1/P7/8 w - - 1 0
[ f5+ Kg5 Be5+ ]

b)
Roman Freuler vs Veronika Magnusdottir, Gibraltar, 2015
2r5/1pq2kpp/2r1bp2/p1n1p3/4P3/QP1BBP2/P3K1PP/2RR4 w - - 1 0
[ Bb5 Rb6 Rxc5 ]

c)
White mates in 3.
Kenneth Odeh vs Frank Recklingloh, Gibraltar, 2015
1k1r4/7p/b1Q3p1/2P2pN1/1p6/3q2P1/Pb4BP/4R2K w - - 1 0
[ Qa8+ Kc7 Re7+ ]

d)
White mates in 3.
Tereza Olsarova vs Pedro Godinho Marques, Gibraltar, 2015
5r2/1Q5B/p3k3/4P3/2pP3n/PqP5/1P5P/6RK w - - 1 0
[ d5+ Kxe5 Qe7+ ]

e)
White mates in 2.
Vidal Rodriguez vs Yongjoo Kim, Gibraltar, 2015
5rk1/5Rpp/1p3p2/R2B4/1r6/6K1/6PP/8 w - - 1 0
[ Rxf6+ ]

2015 Gibraltar Masters Puzzles, Part IV.
The color disk on the diagram indicates who moves first.
a)
Chanda Sandipan vs Felipe Menna Barreto, Gibraltar, 2015
2r2rk1/pp1b1pbp/5np1/q2p2B1/8/2N2B2/PP1QRPPP/R5K1 w - - 1 0
[ Bxf6 Bxf6 Nxd5 if Bd8 Nf6+ ]

b)
Franziska Beltz vs Christian Klug, Gibraltar, 2015
4rk2/p1qb1pp1/2pb2np/3p4/3N1P2/1PP1R1BP/P1B1Q1P1/6K1 w - - 1 0
[ Rxe8+ Bxe8 Bxg6 if fxg6 Ne6+ ]

c)
Mustapha Othman vs Veronika Magnusdottir, Gibraltar, 2015
2r3k1/1b3pp1/p6p/1p6/3B4/1P1Q1P2/2q3PP/4R1K1 w - - 1 0
[ Re8+ ]

d)
Martin Nilsen vs Franziska Beltz, Gibraltar, 2015
1n3r2/1R5p/p2P1k2/1p2N1p1/1P2p3/6P1/P4PK1/8 w - - 1 0
[ Rxb8 if Rxb8 Nd7+ ]

e)
Axel Smith vs Peter Lombaers, Gibraltar, 2015
r1k4r/p1p4p/2p1Pb2/1Nq1pp2/8/1Q6/PP3PP1/1K1RR3 w - - 1 0
[ Nxc7 if Rb8 Qxb8+ or if Kxc7 Rd7+ ]

2015 Gibraltar Masters Puzzles, Part V.
The color disk on the diagram indicates who moves first.
a)
Alan Walton vs Pablo Almagro Llanas, Gibraltar, 2015
4R3/p2p2kp/3N4/3B2p1/1P4b1/K5P1/1n1r3P/8 w - - 1 0
[ Rg8+ if Kf6 Ne4+ or if Kh6 Nf7+ mates ]

b)
Alistair Compton vs Christian Klug, Gibraltar, 2015
rn2k2r/pp3ppb/2p1pq1p/3nN3/2BP3P/8/PPP1QPP1/R1B2RK1 w kq - 1 0
[ Bxd5 if exd5 Ng6+ or if cxd5 Qb5+ ]

c)
Milan Kandic vs Javier Longa Yauca, Gibraltar, 2015
r1b1r1k1/1pqnbpp1/2p2n1p/p3p3/P1B1P2N/2N1B3/1PP1QPPP/R4RK1 w - - 1 0
[ Bxf7+ Kxf7 Qc4+ Nd5 Nxd5 if Qd8 Nf4+ mates ]

d)
Thomas Paehtz vs Martyn Hamer, Gibraltar, 2015
rn2kr2/6p1/2p1b2p/1p2P3/p4Rp1/2P1B3/PPB2P1P/R5K1 w - - 1 0
[ Bg6+ Bf7 Rxf7 Rxf7 e6 ]

e)
Frank Amos vs Eric De Haan, Gibraltar, 2015
r4rk1/1b1pbppp/p1q1pn2/8/4PP2/2NB4/1P1BQ1PP/R1R3K1 w - - 1 0
[ Na4 ]

2015 Gibraltar Masters Puzzles, Part VI.
The color disk on the diagram indicates who moves first.
a)
White mates in 3.
Alfonso Gonzalez Gonzalez vs Martin Nilsen, Gibraltar, 2015
1n1b4/p4R1p/8/4p2k/4P2P/7K/PPP3P1/5R2 w - - 1 0
[ R1f6 ]

b)
Alexey Gorodnichev vs Yasser Saber, Gibraltar, 2015
2rq1rk1/1b2bppp/p3p3/4B3/1p1PQ3/PBn2N1P/1P3PP1/2RR2K1 w - - 1 0
[ Qg4 if f6 bxc3 fxe5 Bxe6+ ]

c)
Alan Pichot vs Tom Rydstrom, Gibraltar, 2015
3q1r2/b2b1pk1/r2p1Npp/3Pp1Q1/p3P3/B1P2R1P/5PP1/2R3K1 w - - 1 0
[ Nh5+ Kh7 Qxd8 Rxd8 Rxf7+ if Kg8 Rxd7 Rxd7 Nf6+ or if Kh8 Nf6 mates ]

d)
Willem Broekman vs Mitchell Burke, Gibraltar, 2015
5rk1/3pr2p/3qn1PQ/2pN4/2Bpp3/1P6/P4p1P/6RK w - - 1 0
[ Nf6+ if Kh8 g7+ Rxg7 Rxg7 or if Rxf6 gxh7+ Kf7 Qh5+ ]

e)
White mates in 5.
Andres Guerrero vs Andy Baert, Gibraltar, 2015
r5k1/5p2/1p2rbpB/3pP1N1/3P3Q/p1q5/6PP/4RR1K w - - 1 0
[ Bg7 if Bxg7 Rxf7 ]

2015 Gibraltar Masters Puzzles, Part VII.
The color disk on the diagram indicates who moves first.
a)
White mates in 5.
Martyn Hamer vs Jens Wiedersich, Gibraltar, 2015
r1b1rq1k/p2n2np/2p3p1/8/1PBBNp2/2Q5/P3RPP1/5K1R w - - 1 0
[ Ng5 if Nf6 Rxh7+ Nxh7 Bxg7+ Qxg7 Rxe8+ ]

b)
Stephan Heer vs Monica Machlik, Gibraltar, 2015
6k1/5pp1/1nNR3p/8/1p6/5KP1/r4P1P/8 w - - 1 0
[ Ne7+ if Kf8 Nf5 ]

c)
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+ ]

d)
White mates in 3.
Enrique Osuna Vega vs Odin Blikra Vea, Gibraltar, 2015
r4n1Q/pp2p3/1q1p2k1/3P1p2/5P2/8/PPP5/2K1R3 w - - 1 0
[ Qg8+ Kf6 Qg5+ ]

e)
Felipe Menna Barreto vs David Maloberti, Gibraltar, 2015
2kr3r/pp1n2b1/2p4p/2q1p1p1/2P5/2N1QNP1/PP2PP2/3R1K1R w - - 1 0
[ Rxd7 ]

2015 Gibraltar Masters Puzzles, Part VIII.
The color disk on the diagram indicates who moves first.
a)
White mates in 4.
Nigel Povah vs Michael Tscharotschkin, Gibraltar, 2015
3q4/pr1b3k/2p2p1p/1pP1bp1Q/8/1B4PN/PP2RP1P/6K1 w - - 1 0
[ Qf7+ Kh8 Nf4 Bxf4 Re7 ]

b)
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 ]

c)
Black mates in 4.
Monica Machlik vs Jose Rios Gonzalez, Gibraltar, 2015
5rk1/5qb1/7p/2Qp4/Pn2p3/2NpBrPb/1P3P1P/1B1R1RK1 b - - 0 1
[ ...Rxg3+ if fxg3 Qxf8+ or if hxg3 Qf3 ]

d)
Daniel Mohnblatt vs Gilles Suez-Panama, Gibraltar, 2015
6rk/2p3qp/1p6/3P2n1/p4Q2/P3p2P/1PB3P1/6RK b - - 0 1
[ ...Nxh3 ]

e)
George O'Toole vs Vidal Rodriguez, Gibraltar, 2015
8/pp3p1k/4P1rn/6pp/4Q3/P1B2RPb/1P1N1P1K/2q5 b - - 0 1
[ ...Ng4+ ]

2015 Gibraltar Masters Puzzles, Part IX.
The color disk on the diagram indicates who moves first.
a)
Black mates in 4.
Simen Agdestein vs M R Venkatesh, Gibraltar, 2015
2r2r2/7k/7p/p7/3pq1Rb/P2p3P/1P1Q1P1B/R2K4 b - - 0 1
[ ..Qf3+ Ke1 Bxf2+ ]

b)
Black mates in 3.
Oscar Vieira Ferreira vs Martin Daneri, Gibraltar, 2015
3r4/5pk1/8/p7/1p3qP1/P2P3K/1PP5/1N4Q1 b - - 0 1
[ ...Qf3+ if Kh4 Rh8+ or if Qg3 Rh8# ]

c)
Nigel Povah vs James Tarjan, Gibraltar, 2015
8/5pkp/p1bR2p1/5p2/8/1Pb1P1P1/P2N1P1P/2r2BK1 b - - 0 1
[ ...Bxd2 if Rxd2 Bb5 ]

d)
Black mates in 2.
Miguel Santos Ruiz vs Pascal Verneuil, Gibraltar, 2015
3r4/5pkp/1R4p1/1p6/5Pn1/1Nr1P2P/6P1/2R3K1 b - - 0 1
[ ...Rxc1+ ]

e)
Black mates in 2.
Francisco Terron Elena vs Simen Agdestein, Gibraltar, 2015
N4rk1/1p3ppp/8/5b2/4n3/6P1/1P4BP/1K1R3R b - - 0 1
[ ...Nd2+ ]

2015 Gibraltar Masters Puzzles, Part X.
The color disk on the diagram indicates who moves first.
a)
Keith Downey vs Daniel Van Heirzeele, Gibraltar, 2015
8/pp3pkp/4b3/5np1/4N3/1P3P1P/P1R2KP1/3r1B2 b - - 0 1
[ ...Rxf1+ Kxf1 Ne3+ ]

b)
Adeyinka Adewole vs Inna Agrest, Gibraltar, 2015
5b1k/p2b4/B4pp1/3p3p/5P1P/1P1p2Pq/P4Q2/3R2K1 b - - 0 1
[ ...Bc5 Qxc5 Qxg3+ Kh1 Qxh4+ Kg2 Qg4+ Kh1 Qxd1+ ]

c)
Joao Curado Manuel vs Carsten Byrn, Gibraltar, 2015
r2qkb1r/1b1n1pp1/pp1p1n1p/3Np3/P3P3/3QBN2/1PP1BPPP/R3K2R b KQkq - 0 1
[ ...Bxd5 exd5 e4 ]

d)
Oscar Vieira Ferreira vs Dirceu Viana, Gibraltar, 2015
r1b2rk1/p2qbppp/1p1ppn2/4nP2/3NPB2/2NB4/PPP3PP/R2Q1RK1 b - - 0 1
[ ...Nxd3 if Qxd3 or cxd3 e5 ]

e)
Black mates in 4.
Magnus Kristinsson vs Kjell Hakon Lien, Gibraltar, 2015
7r/3n2k1/2b1p3/3p1qB1/2pP1P2/1p2P1p1/1P4P1/4QRK1 b - - 0 1
[ ...Rh1+ Kxh1 Qh7+ ]

2015 Gibraltar Masters Puzzles, Part XI.
The color disk on the diagram indicates who moves first.
a)
Victor Plotkin vs Babu Lalith, Gibraltar, 2015
3r2k1/2r2pp1/p4q2/1p3b1p/3N4/1PPpR2P/P2Q1PP1/2R3K1 b - - 0 1
[ ...b4 if Nxf5 bxc3 Ne7+ Rxe7 ]

b)
James Tarjan vs Valentin Dragnev, Gibraltar, 2015
3N4/6pk/3Np3/5p1q/3Q4/4P1bp/1P4P1/5R1K b - - 0 1
[ ...Qe2 if Rg1 hxg2+ Rxg2 Qf1+ ]

c)
Black mates in 2.
Andy Baert vs Qi Guo, Gibraltar, 2015
8/5nkp/5r2/p2b4/Q5P1/2p3K1/P2nR2P/8 b - - 0 1
[ ...Nf1+ ]

d)
Vitor Morais vs Vidal Rodriguez, Gibraltar, 2015
4r1k1/q4p1p/3p2p1/1p1Pb3/4RB2/2P2BPb/1P3Q1P/6K1 b - - 0 1
[ ...Qa1+ Re1 Qxe1+ Qxe1 Bd4+ ]

e)
Martin Nilsen vs Rene Zimmermann, Gibraltar, 2015
2bqr1k1/1pp2pbp/3p2p1/r1nPp3/2P1N3/4P3/P1Q1BPPP/R1B2RK1 b - - 0 1
[ ...Nxe4 if Qxe4 Bf5 Qf3 e4 ]

2015 Gibraltar Masters Puzzles, Part XII.
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)
Oluwafemi Balogun vs Gilles Suez-Panama, Gibraltar, 2015
r1b2rk1/ppp3pp/1b4q1/3PPp2/8/1N1Q2P1/PP4KP/R1B4R b - - 0 1
[ ...f4 if Qxg6 f3+ Kf1 Bh3+ Ke1 f2+ Ke2 f1/Q+ ]

c)
Klaus Kuenitz vs Jens Henrichsen, Gibraltar, 2015
6k1/p6p/1p1p1r2/4n3/1PP5/P3p1P1/4N2P/3R2K1 b - - 0 1
[ ...Rf2 if Nd4 Rd2 or if Nf4 Nf3+ mates ]

d)
Raymond Gouait vs Veronika Magnusdottir, Gibraltar, 2015
r3r1k1/1q3ppp/8/3RP1P1/1p3P2/7P/R2Q4/6K1 b - - 0 1
[ ...Rxa2 Qxa2 b3 Qa5 b2 ]


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