di Recent additions to wtharvey.com.

Here are some recent additions to wtharvey.com.

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

Undermining puzzles
The color disk on the diagram indicates who moves first.
a)
Rudolf Spielmann vs Vladimir Petrov, Margate, 1938
3Rr1k1/p5pn/1p3p2/7P/1PP1q3/2B5/PK1Q2r1/7R w - - 1 0
[ Rxe8+ ]

b)
A Budo vs Vitaly Chekhover, Leningrad, 1938
4r1k1/p4p1p/1p1P2p1/1P5n/q4P2/8/2R2Q1P/4R2K b - - 0 1
[ ...Rxe1+ ]

c)
Abram Khavin vs Vladimir Kirillov, Ukraine, 1938
1k6/ppp4p/4P1p1/3p1n2/1P1P4/2P1P3/P2N1rqP/2KQ1R2 b - - 0 1
[ ...Rxd2 ]

Double attack puzzles
The color disk on the diagram indicates who moves first.
a)
Jaromir Florian vs Miroslav Katetov, Czechoslovakia, 1946
r3k2r/pp1b1p2/2n1p1pp/3pP3/1q1P2QP/3B1R2/P1P1NPP1/R2K4 b kq - 0 1
[ ...Nxe5 ]

Skewer puzzles, pt. ii.
The color disk on the diagram indicates who moves first.
a)
Vladas Mikenas vs Mogilevsky, Kuibyshev, 1942
5rk1/R1p3b1/3q2np/3Pp1p1/6P1/1N1Q1PB1/6KP/8 w - - 1 0
[ Ra6 ]

b)
Friedrich Saemisch vs Miroslav Katetov, Chocen, 1942
1k6/p7/1p2p1b1/1N1pP3/2r1q3/2P4R/PK1Q2P1/8 b - - 0 1
[ ...Qb1+ ]

c)
Alexander Kotov vs Iosif Pogrebyssky, Leningrad, 1939
3r1rk1/pp3pb1/2p1b1pp/B3p3/3qB3/1P4PP/P2QPP2/R2R2K1 w - - 1 0
[ Qc2 ]

Pin puzzles
The color disk on the diagram indicates who moves first.
a)
Israel Dyner vs Paul List, Ostend, 1937
r2nr1k1/1p1bqpp1/7p/4p3/1P6/6P1/1B2PPBP/2RQ1RK1 w - - 1 0
[ Rc7 ]

Discovered attack and check puzzles
The color disk on the diagram indicates who moves first.
a)
Laszlo Szabo vs Jan Foltys, Ljubljana, 1938
4rr2/2k2N2/1p1p1R2/p1n3pp/8/8/PPP3PP/2K2R2 w - - 1 0
[ Nxd6 ]

Entrapment puzzles
The color disk on the diagram indicates who moves first.
e)
Ilya Kan vs Evgeny Zagorjansky, Moscow, 1942
r1b2rk1/1p3pp1/1qp2n1p/p2p4/1P1P4/b1PB1NP1/P2N1PP1/1R1QK2R w K - 1 0
[ Qa4 ]

b)
Geza Fuster vs Ludovit Potucek, Trencianske Teplice, 1941
2rq1rk1/pb1nbppp/1pp1p3/8/2PPN3/2N3P1/PPQR1PBP/R5K1 b - - 0 1
[ ...f5 ]

c)
Wilhelm Kuppe vs Heinrich Von Hennig, Berlin, 1937
2kr4/ppb2p1p/1qn1bp2/8/1P6/P1N1PN2/4BPrP/RQ2K2R w KQ - 1 0
[ Na4 ]

d)
Ilya Rabinovich vs Archil Ebralidze, Tbilisi, 1937
1k1r3r/pp4p1/2n1pp1n/1N1p4/B2P2P1/2Q4P/PPP4q/1K1R1R2 w - - 1 0
[ Rd2 ]

Overloading puzzles
The color disk on the diagram indicates who moves first.
a)
Lev Gutman vs Mihail-Viorel Ghinda, Bagneux, 1981
2b2rk1/1pq2pp1/r2N1n1p/4Q3/p5P1/2P4P/P1P2PB1/2KR2R1 b - - 0 1
[ ...Ne8 ]

b)
Jingxuan Qi vs Raymond Keene, China/Philippines, 1981
r6k/5n1p/2bpqP2/4p3/4N3/4B3/6PP/1Q3RK1 b - - 0 1
[ Qd5 ]

c)
Karoly Honfi vs Lubomir Kavalek, Solingen, 1974
2r3k1/1p3pbp/3p1np1/1bqP4/8/1PB3PP/3QNPB1/R5K1 b - - 0 1
[ ...Bxe2 ]

d)
Chris Vlagsma vs Theo Van Scheltinga, Beverwijk, 1946
R3b3/4kppp/5n2/p7/8/P1P1N2P/1rB2KP1/8 b - - 0 1
[ ...Ba4 ]

e)
Schmitt vs Friedrich Nuernberg, Augsburg, 1946
5k1r/pp6/2p2n2/2Pp1P2/PP1P4/8/5Q1R/1q2B1K1 b - - 0 1
[ ...Rxh2 ]

f)
Victor Kahn vs Hurtado Rodriguez, Buenos Aires, 1939
3r2k1/pBqn1ppp/1p6/2p5/Q7/P5P1/1P3P1P/3R2K1 w - - 1 0
[ Qc6 ]

g)
Israel Dyner vs Paul List, Ostend, 1937
r2nr1k1/1p1bqpp1/7p/4p3/1P6/6P1/1B2PPBP/2RQ1RK1 w - - 1 0
[ Rc7 ]

Zwischenzug puzzles
The color disk on the diagram indicates who moves first.
a)
Tong Lum vs C Grajeda, Buenos Aires, 1978
1k1rr1n1/pp1n1p1p/2pb2p1/q2p4/3P2PN/2PQB2P/PP1NRP2/1K2R3 w - - 1 0
[ Bf4 ]

b)
Ivan Popov vs Alexander Morozevich, Sochi, 2012
6n1/1p5k/5p2/p3pPrp/4P3/1P4PP/2qNQRK1/8 w - - 1 0
[ Nf3 ]

c)
Friso Nijboer (NED) vs Timur Gareev (UZB), Calvia, 2004
4rr1k/1pp1q1pp/p5n1/5bQ1/4p3/PBP2NP1/1P1R1P1P/4R1K1 b - - 0 1
[ ...Ne5 ]

d)
Sonia Mahammadi vs Ngan Phan-Koshnitsky, Yerevan, 1996
1k1r1b1r/pppb1ppp/2q5/1B1p4/3Pn3/2N1B3/PPP1QPPP/R3R1K1 b - - 0 1
[ ...Nxc3 ]

e)
Igor Ivanov vs Valery Chekhov, Beltsy, 1979
3r2k1/4p2p/p1p3p1/3q1p2/2Q5/1P2P2P/PR4P1/6K1 w - - 1 0
[ Rd2 ]

f)
Karoly Honfi vs Evgeni Vasiukov, Kislovodsk, 1968
6k1/1p5p/p1qB2p1/2P2p2/1P1n4/P2Q3P/4r1PK/5R2 w - - 1 0
[ Qc4+ ]

Decoy puzzles
The color disk on the diagram indicates who moves first.
a)
Anastasia Mamontova vs Darya Makarova, Sochi, 2018
5rk1/p4pp1/1pp4p/5q2/2P5/Q3R2P/PP1r1PP1/4R1K1 w - - 1 0
[ Qxf8+ ]

b)
Svetlana Agrest (SWE) vs Rocio Vasquez Ramirez (ECU), Calvia, 2004
r1b1r1k1/p3q1pp/4p3/1pbpN3/3p1Q1P/3P2P1/PP3PK1/2R1RN2 w - - 1 0
[ Rxc5 ]

c)
Ngan Phan Huynh Bang vs Caroline Winkler, Novi Sad, 1990
3rr1k1/4qppp/2b5/R1n5/2pRp2P/2P1P3/2B2PP1/3QN1K1 w - - 1 0
[ Rxc5 ]

Interference puzzles
The color disk on the diagram indicates who moves first.
Come back later for new examples of this tactic

Deflection puzzles
The color disk on the diagram indicates who moves first.
a)
Zbynek Hracek vs Leif Johannessen, Germany, 2003
3rr1k1/pp3pp1/4p2p/7P/1B1bRPP1/1P6/1PP5/2KR4 b - - 0 1
[ ...Bxb2+ ]

b)
Curt Hansen vs Nathan Birnboim, Jerusalem, 1986
2r4R/2nk1p2/6p1/2Pp4/1P4p1/1b2P2P/5P2/R5K1 w - - 1 0
[ c6+ ]

c)
Andromico Yap vs Ulf Andersson, Rome, 1985
6k1/3r1p1p/6p1/2n1P3/1q1p2Q1/1P1R1N1P/6P1/7K b - - 0 1
[ ...h5 ]

d)
Kaori Onozuko vs Betty Motsumi, Elista, 1998
4r1k1/p4p1p/1p4p1/2p5/4n3/5BPP/PPP2P2/4RK2 b - - 0 1
[ ...Nd2+ ]

e)
Ilir Seitaj vs Aljosa Grosar, Moscow, 1994
2r1r2k/1p6/p2p1q2/P2P2pb/1PPN1pn1/2R3P1/3Q4/4RBK1 b - - 0 1
[ ...Rxe1 ]

f)
S Parvin vs Sheila Jackson, Manila, 1992
2r3k1/p4pp1/4p2p/8/3N3P/P1n1P1P1/5P2/2R3K1 b - - 0 1
[ ...e5 ]

Mate in 3 queen sac puzzles
The color disk on the diagram indicates who moves first.
a)
White mates in 3.
Cayetano Netto vs Joao de Souza Mendes, Rio de Janeiro, 1940
5r1k/pb3r1p/2q5/4pR2/2BpP1Q1/8/P1P4P/6RK w - - 1 0
[ Qg7+ if Rxg7 Rxf8+ ]

b)
White mates in 3.
Paul Keres vs Verbac, Berlin, 1939
rnbq1b1r/pp4kp/5np1/4p2Q/2BN1R2/4B3/PPPN2PP/R5K1 w - - 1 0
[ Qh6+ Kxh6 Rh4+ ]

c)
White mates in 3.
Rudolf Spielmann vs Vera Menchik, Margate, 1938
r4nk1/pp1b2pp/4p3/3pn1N1/3q4/P2B1Q2/6PP/R4R1K w - - 1 0
[ Qxf8+ Rxf8 Bxh7+ ]

d)
Black mates in 3.
McMurray vs Kussman, New York, 1937
1r3k1r/pPp3p1/3q1n2/2b3p1/4p1b1/1B1P2P1/PPPQ1P1P/RNB2RK1 b - - 0 1
[ ...Qxg3+ hxg3 Bf3 ]

Mate in 3 rook sac puzzles
The color disk on the diagram indicates who moves first.
a)
Black mates in 3.
Karlis Ozols vs Movsa Feigin, Kemeri, 1937
7k/6p1/3b1p2/5q1p/pP1B2r1/P3Pb2/5Q1P/2R2K2 b - - 0 1
[ ...Qd3+ Ke1 Rg1+ ]

b)
Black mates in 3.
P Weichert vs Kurt Richter, Saarow, 1937
1r4k1/5ppp/2BRP3/2n2P2/6P1/p6P/5r2/2K4R b - - 0 1
[ ...Rb1+ Kxb1 a2+ ]

Mate in 3 bishop sac puzzles
The color disk on the diagram indicates who moves first.
a)
White mates in 3.
Isaac Boleslavsky vs Roman Dzindzichashvili, URS, 1967
7r/1qr1nNp1/p1k4p/1pB5/4P1Q1/8/PP3PPP/6K1 w - - 1 0
[ Qe6+ Kxc5 Qd6+ ]

b)
Black mates in 3.
Mikhail Tal vs Raymond Keene, London, 1964
2k4r/Qp3p2/B1p1p3/4P3/5brP/8/PP3Pb1/6K1 b - - 0 1
[ ...Bh2+ ]

c)
Black mates in 3.
Bent Larsen vs Fridrik Olafsson, Oslo, 1955
r4rk1/1p4pp/2p2n2/2q5/2P1Pbb1/2N2P2/1B2Q1KP/3R1R1B b - - 0 1
[ ...Bh3+ Kxh3 Qh5+ ]

d)
White mates in 3.
Herbert Seidman vs F Yerhoff, Pittsburgh, 1946
2rqrnk1/3b1ppp/p7/n2pN2Q/P2P4/1p5P/1P3PPB/1B1RbNK1 w - - 1 0
[ Bxh7+ ]

e)
White mates in 3.
Joseph Platz vs Malcolm Stephens, New York, 1943
8/pr1n1q1p/3Bbb2/kp1p4/3P4/2P5/2P1BPPP/1RQKR3 w - - 1 0
[ Bc7+ Rxc7 Rxb5+ ]

f)
White mates in 3.
Josef Lokvenc vs Schwammenhoeffer, Vienna, 1943
r4r1k/p3Nppp/1p6/1qnpB3/8/4Q1P1/P3PPBP/2R3K1 w - - 1 0
[ Bxg7+ Kxg7 Qg5+ ]

g)
White mates in 3.
Hans Muller vs Sapronoff, Vienna, 1943
7k/1pp3p1/2q3Bp/p1P5/2Q2p2/PP2rPnP/1B4P1/R5K1 w - - 1 0
[ Bxg7+ ]

h)
White mates in 3.
Sidney Bernstein vs Walter Stephens, Ventnor City, 1940
r1bq1rk1/pp5R/2p1p1B1/3pP1b1/2P5/2N1P3/PPQ2P2/3RK3 w - - 1 0
[ Bf7+ Rxf7 Qg6+ ]

Mate in 3 knight sac puzzles
The color disk on the diagram indicates who moves first.
Come back later for new examples of this tactic

Mate in 3 underpromotion puzzles
The color disk on the diagram indicates who moves first.
a)
White mates in 3.
Vincent Colin vs Eduardas Rozentalis, Chartres, 2017
r4rk1/pp4P1/3np1Qn/q2pb3/2pP4/2P1PP2/1PB5/2KR4 w - - 1 0
[ 1.Qh7+ Kf7 2.g8/N+ ]

b)
Black mates in 3.
Javier Gil Capape vs Marcelo Tempone, Copenhagen, 1982
6rk/3P1p1p/R2Q4/1Np1p3/Pr2P3/5PpP/2P1n3/5R1K b - - 0 1
[ ...g2+ Kh2 gxf1/N+ ]

c)
Black mates in 3.
Alexander Panchenko vs Alvis Vitolins, Beltsy, 1979
8/5p1p/3kp1pP/2N1n3/3KP3/r7/pr1B1P2/3R3R b - - 0 1
[ ...a1/N if Rxa1 Rxd2+ or if Nb7 Rxb7 ]

Mate in 3 double sac puzzles
The color disk on the diagram indicates who moves first.
a)
Black mates in 3.
Yakov Estrin vs Evgeny Zagorjansky, Moscow, 1944
2b2r1k/1P6/2P1p3/3p1r2/3q4/6pn/4Q1P1/1R3R1K b - - 0 1
[ ...Qg1+ Rxg1 Nf2+ Qxf2 Rh5# ]

b)
White mates in 3.
Bozidar Kazic vs B Vukovic, Yugoslavia, 1940
r2q2kr/p1pNbp1p/1p3p1B/8/2ppN3/2P5/PP3PPP/R2bR1K1 w - - 1 0
[ Nexf6+ Bxf6 Re8+ Qxe8 Nxf6# ]

Mate in 3 multiple (but not double) sac puzzles, pt. ii.
The color disk on the diagram indicates who moves first.
a)
White mates in 3.
Denis Khismatullin vs Maxim Matlakov, Magnitogorsk, 2011
6k1/2r1r1bN/pppq1pQ1/3pnB2/1P1B2P1/P3P3/5PK1/7R w - - 1 0
[ Nxf6+ Qxf6 Rh8+ ]

b)
White mates in 3.
R S Kalugampitiya (SRI) vs Mphungt Gerrard (MAW), Tromsoe, 8/5/2014
r1b2k2/pp1pr3/4pbp1/2p1q1pQ/2P1N1P1/3P1R2/PP2PP2/R3K3 w Q - 1 0
[ Qh8+ Kf7 Rxf6+ ]

c)
White mates in 3.
Laura Moylan vs Safa Elnami, Turin, 2006
r1bqk2r/ppppn2N/2nb2p1/4p2Q/2B1P3/2P5/PP3PPP/RNB2RK1 w q - 0 1
[ Nf6+ Kf8 Qh6+ ]

d)
White mates in 3.
Darmen Sadvakasov vs Ilir Karkanaqe, Elista, 1998
r6k/1pp2q2/pb1n1nQ1/3PR3/3p4/2P3RP/PP3PP1/6K1 w - - 1 0
[ Qxf6+ ]

e)
White mates in 3.
Hilzandryly Pacheco vs Sylvain Chouinard, Elista, 1998
3r2k1/1q5p/p1br2pB/1p1NR3/4P3/1B3Q2/PP3PPP/5RK1 w - - 1 0
[ Nc7+ Kh8 Qf7 ]

f)
Black mates in 3.
Thomas Beerdsen vs Joerg Wegerle, Germany, 2017
2R2bk1/5pp1/3p4/1p1q4/5BnQ/5NPK/PP2r3/8 b - - 0 1
[ ...Rh2+ if Kxg4 Qe6+ Kg5 Qg6# or if Nxh2 Nf2# ]

g)
White mates in 3.
Stuart Conquest vs Franck Guyonvarch, Paris, 2001
rnbqkb1r/p1p1p1pp/1p2Pp2/3p2N1/n2P4/3B4/PPP2PPP/RNBQK2R w KQkq -1 0
[ Qh5+ g6 Qxg6+ ]

h)
White mates in 3.
Jacek Bednarski vs Vladimir Doroshkievich, Polanica Zdroj, 1971
1r2kn2/1bq1b1Qp/8/p1pB3P/8/2PP2P1/P4P2/1R2R1K1 w - - 1 0
[ Bc6+ if Kd8 Qxf8+ or if Bxc6 Rxb8+ ]

i)
White mates in 3.
Eduard Gufeld vs Georgy Ustinov, Vilnius, 1960
6k1/pp1r2p1/1bn1Np1q/8/1P1p3p/1QP4P/P4PPB/4RK2 w - - 1 0
[ Ng5+ if Kf8 Bd6+ or Qg8+ ]

Mate in 2 queen sac puzzles
The color disk on the diagram indicates who moves first.
a)
Black mates in 2.
Bela Toth vs Lajos Asztalos, Ljubljana, 1938
1br1r1k1/p2q1ppp/1p6/4p3/1PPp1n1n/P2P1PNP/1B1Q3K/3R2NR b - - 0 1
[ ...Qxh3+ Nxh3 Nxf3# ]

b)
White mates in 2.
Kurt Richter vs Ludwig Engels, Saarow, 1937
2r1rk2/ppqb1pb1/4pPp1/4p3/7Q/4N2R/PPP3PP/3R2K1 w - - 1 0
[ Qh8+ ]

c)
White mates in 2.
Jens Enevoldsen vs Erik Andersen, Odense, 1937
2r1q1r1/pb1n1pk1/3p1n1p/2pP1P2/2p4B/P1P4R/3Q2PP/1B3RK1 w - - 1 0
[ Qxh6+ Kxh6 Bxf6# ]

d)
White mates in 2.
Juri Toshev vs Najden Vojnov, Sofia, 1937
4kr2/3n1p1R/pqN5/1p1Q1pP1/8/P7/2P3K1/8 w - - 1 0
[ Qe6+ fxe6 Re7# ]

e)
Black mates in 2.
Jozsef Barta vs Lajos Steiner, Brno, 1937
3r2k1/p2Q1ppp/4P3/1p1N4/3bPBn1/8/P4qPP/3R1R1K b - - 0 1
[ ...Qg1+ Rxg1 Nf2# ]

Mate in 2 rook sac puzzles
The color disk on the diagram indicates who moves first.
a)
White mates in 2.
Ludwig Rellstab vs H W Duenhaupt, Bad Harzburg, 1946
4rkr1/q3np1p/3Q2p1/p2N4/1p2P3/3P2RP/PP4P1/5R1K w - - 1 0
[ Rxf7+ ]

b)
White mates in 2.
Andrew Thomas vs Frank Parr, Nottingham, 1946
4r2r/p1q1bkpp/3pRp2/1p1Q4/2p2BP1/3B4/PP3P1P/5RK1 w - - 1 0
[ Rxf6+ ]

c)
White mates in 2.
Miroslav Katetov vs Harry Golombek, Prague, 1946
2r1n1k1/2q1p1b1/p2p1rQ1/1p1P4/3B2P1/3B1P2/PPP5/2K4R w - - 1 0
[ Rh8+ ]

d)
Black mates in 2.
E Mnichowicz vs Emil Sojka, Sopot, 1946
6k1/p4p2/1pp3p1/7p/4P1n1/6qr/PP1Q2P1/3NR1K1 b - - 0 1
[ ...Rh1+ ]

e)
White mates in 2.
Savielly Tartakower vs Folke Ekstrom, Hastings, 1945
r1r1n1k1/4RRp1/1Bp3Q1/3p4/2P4p/1P4PP/Pq4B1/7K w - - 1 0
[ Rf8+ ]

f)
Black mates in 2.
Boris Ratner vs Alexander Konstantinopolsky, Moscow, 1945
1r4k1/3b2pp/1b1pP2r/pp1P4/4q3/8/PP4RP/2Q2R1K b - - 0 1
[ ...Rxh2+ ]

g)
White mates in 2.
Rudolf Teschner vs Walter Loose, Bad Oeynhausen, 1942
1r1k1b2/5q2/p1QP1p2/2p5/8/2P5/P4KP1/4R3 w - - 1 0
[ Re8+ ]

h)
White mates in 2.
J O'Donovan vs H Cordova, Buenos Aires, 1939
r2q2k1/1Q6/2p1p1B1/p2n2P1/5r2/1P6/PKP5/3R3R w - - 1 0
[ Rh8+ ]

i)
Black mates in 2.
F Silberberg vs Baldur Honlinger, Paris, 1938
2b5/8/pp1p2pk/3Pr3/1Pr2pBK/8/1RR2P1P/8 b - - 0 1
[ ...Rh5+ Bxh5 g5# ]

Mate in 2 bishop sac puzzles
The color disk on the diagram indicates who moves first.
a)
White mates in 2.
Grigory Serper vs A Dokutchaev, St. Petersburg, 1994
r2qnr1k/1b3ppB/p3P3/3p2b1/1pp5/4P2R/PPQ1NPP1/2KR4 w - - 1 0
[ Bg8+ ]

b)
Black mates in 2.
Georgy Timoshenko vs Yuri Balashov, Podolsk, 1990
6k1/5p2/R6p/N1p1b1p1/P1Br2b1/1P2K1P1/5P2/8 b - - 0 1
[ ...Bf4+ ]

c)
White mates in 2.
Uwe Boensch vs Valery Chekhov, Halle, 1987
7r/p2r2pp/3k4/3n4/1p2Q3/4B2P/q4PP1/2R3K1 w - - 1 0
[ Bf4+ ]

d)
White mates in 2.
Lev Gutman vs Ratmir Kholmov, Riga, 1975
5k1r/ppq1b3/6Q1/2pBn2p/3p4/1P1P2P1/P1P2P2/2B3K1 w - - 1 0
[ Bh6+ ]

e)
Black mates in 2.
Gedeon Barcza vs Borislav Ivkov, Vrsac, 1969
5rk1/7p/1b1p2p1/N2Pp3/Pp2P1b1/1P1QR1P1/2R2q1P/7K b - - 0 1
[ ...Bf3+ if Rxf3 Qg1# ]

f)
White mates in 2.
Julio Salas Romo vs Heriberto Appel, Vina del Mar, 1945
r2k1q1r/pb3p2/1pnp2pp/5B2/2P2P2/Pn2B3/1P3QPP/3RRK2 w - - 1 0
[ Bxb6+ ]

Mate in 2 knight sac puzzles
The color disk on the diagram indicates who moves first.
a)
Black mates in 2.
Ralf Lau vs Vereslav Eingorn, Palma de Majorca, 1989
R7/1pr2ppk/p5q1/4n3/Q7/P2pB2P/1P1R1PPK/2r5 b - - 0 1
[ ...Nf3+ ]

b)
Black mates in 2.
Michail Brodsky vs Igor Khenkin, Riga, 1987
2q5/p4pk1/P5pp/3Q1n2/3P4/R1N3P1/5PKP/4r3 b - - 0 1
[ ...Nh4+ ]

c)
Black mates in 2.
Artashes Minasian vs Sergey Galdunts, Yerevan, 1982
8/b1R2Npk/p7/4p2n/3nP3/7P/6QK/3q4 b - - 0 1
[ ...Nf3+ ]

d)
White mates in 2.
Turkan Mamedjarova vs Megi Esebua, Batumi, 2002
2b1rr1k/p5pp/2n5/2p2p2/2B1nN2/1P2R3/PBP2PPP/R5K1 w - - 1 0
[ Ng6+ ]

e)
White mates in 2.
Rafael Vaganian vs Viktor Korchnoi, Moscow, 1975
6rk/6pp/5p2/p7/P2Q1N2/4P1P1/2r2n1P/6K1 w - - 1 0
[ Ng6+ ]

f)
Black mates in 2.
Bent Larsen vs Mijo Udovcic, Sarajevo, 1960
4r3/Q3Npk1/5np1/3p4/5p2/7P/P5PK/1r6 b - - 0 1
[ ...Ng4+ ]

g)
White mates in 2.
Juan Corte Cesar vs Jacobo Bolbochan, Mar del Plata, 1946
1rqk3r/p1p2ppp/2Q1b3/3pN3/3P4/B7/P4PPP/b3R1K1 w - - 1 0
[ Nxf7+ ]

h)
Black mates in 2.
Maria Berea De Montero vs F Rinder, Buenos Aires, 1939
r4rk1/ppp3p1/3b3p/3p4/3Q1nPq/2PP2N1/PP3PP1/R4RK1 b - - 0 1
[ ...Ne2+ ]

i)
White mates in 2.
Erich Eliskases vs Theodore Regedzinski, Lodz, 1938
2rqb2R/p1p1bpk1/2n1pNp1/6N1/3P1P2/p3P3/BrQB2P1/2K4R w - - 1 0
[ Rg8+ Kxf6 Nh7# ]

Mate in 2 underpromotion puzzles
The color disk on the diagram indicates who moves first.
a)
White mates in 2.
Christopher Yoo vs Michael Brown, Internet, 2020
6r1/1pp2P1k/p1p2Q2/3q3p/3B4/8/PPP3bP/6K1 w - - 1 0
[ f8/N+ ]

b)
White mates in 2.
Louis Paulsen vs Blachy, New York, 1857
1rb4r/pkPp3p/1b1P3n/1Q6/N3Pp2/8/P1P3PP/7K w - - 0 1
[ Qd5+ Ka6 cxb8/N# ]

Mate in 2 multiple sac puzzles
The color disk on the diagram indicates who moves first.
a)
Black mates in 2.
Helgi Olafsson vs Lhamsuren Myagmarsuren, Valletta, 1980
6k1/5pp1/N1p5/3p2p1/N1r5/6Pq/4nP1P/4QR1K b - - 0 1
[ ...Rh4 ]


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