Here are some chess puzzles from the games of Eduardo Iturrizaga Bonelli.
White to move and win except where noted.

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


a)
White Mates in 4. Iturrizaga vs Villalonga Mairata, Binissalem, 2004
1r2r3/1q2p1k1/2R3p1/2pPP1Np/1p5P/4Q1P1/1P4K1/8 w - - 0 1
[ Rxg6+ if Kxg6 Qe4+ ]

b)
Black to move and win. Segura Ariza vs Iturrizaga, Binissalem, 2004
qr4k1/3Qppbp/3p2p1/2pPP1B1/rn6/5N1P/1P1R1PP1/4R1K1 b - - 0 1
[ ...Rb7 if Qg4 Nc2 ]

c)
Iturrizaga vs Velez Marlon Lopez, Balneario Camboriu, 2005
1rb2rk1/p3bp1p/1qn1pnp1/1p1pN1B1/3P4/2PBR3/PP1N1PPP/2RQ2K1 w - - 0 1
[ Nxc6 Qxc6 Qf3 Kg7 Qf4 w/Bh6+ ]

d)
Iturrizaga vs Victor Issac Michelen, Bogota, 2006
2q2rk1/5pp1/1p5p/1p2p3/3n4/1B3Q2/1P3PPP/2R3K1 w - - 0 1
[ Qxf7+ ]

e)
White Mates in 5. Iturrizaga vs Yuri Solodovnichenko, Internet, 2006
r1r4k/2q3bp/3p4/4pPB1/pp6/1Q6/PKP1N3/3R3R w - - 0 1
[ Rxh7+ Kxh7 Rh1+ Bh6 Rxh6+ Kg7 f6+ ]



Eduardo Iturrizaga Puzzles, Part II.
The color disk on the diagram indicates who moves first.
a)
Black Mates in 3.
Jose M Dominguez vs Iturrizaga, Santo-Domingo, 2007
4k3/p5p1/2p4r/2NPb3/4p1pr/1P4q1/P1QR1R1P/7K b - - 0 1
[ ...Rxh2+ ]

b)
Eduardo Iturrizaga vs Nana Dzagnidze, Gibraltar, 2013
2Rr2k1/4q1pp/8/pP1bN3/P5Q1/4n3/1B5P/6K1 w - - 1 0
[ Nc6 if Bxc6 Rxd8+ ]

c)
White mates in 4.
Eduardo Iturrizaga vs Pontus Carlsson, Dubai, 2014
6k1/3R4/2r1q1p1/2bN3p/4pp2/4P2P/Q7/3R2K1 w - - 1 0
[ Nf6+ if Kf8 Qa8+ ]

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 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+ ]

Eduardo Iturrizaga Puzzles, Part III.
The color disk on the diagram indicates who moves first.
a)
Marc Esserman vs Eduardo Iturrizaga, Gibraltar, 2016
4rrk1/1pq1n1b1/2p1p2p/N1Pp4/PP1Pb1n1/2B2NP1/4BP2/2RQ1RK1 b - - 0 1
[ ...Ne3 if fxe3 Qxg3+ mates ]

b)
Black mates in 3.
Constantin Lupulescu vs Eduardo Iturrizaga, Baku, 2016
r5k1/1p5p/3pp1p1/p7/2PNn2r/1P3Pq1/P1R1B3/3R1KQ1 b - - 0 1
[ ...Rh1 ]

c)
R Praggnanandhaa vs Eduardo Iturrizaga, Sharjah, 2017
r5k1/p4pbp/1pN3p1/5q2/3P1P2/PPR1r1Pn/1B4KP/3R1Q2 b - - 0 1
[ ...Qd5+ Kxh3 Qh5+ Kg2 Re2+ Qxe2 Qxe2+ ]


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