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)
C Jaffe vs Frank Marshall, Habana, 1913
4r1k1/pp3ppp/3q4/3Qn3/8/2P1B3/PP2rPPP/1R1R2K1 b - - 0 1
[ ...Re1+ ]

b)
EJ Miles vs A Gyles, Napier, 1912
rnbqk2r/pp3ppp/5b2/3Q4/8/2N2N2/PP2PPPP/R3KB1R b KQkq - 1 0
[ ...Bxc3+ ]

c)
Kurt Von Bardeleben vs Manfred Jakob, Dusseldorf, 1908
r5k1/4brpp/4Qn2/pppqB3/3p4/1P1P3P/1PP3PN/R4RK1 w - - 1 0
[ Rxf6 ]

d)
Emanuel Lasker vs Jiri Krejcik, Germany, 1908
8/p1rnk1pp/4pp2/2P5/R3NP2/3K4/P1P3PP/8 b - - 0 1
[ ...f5 ]

Double attack puzzles
The color disk on the diagram indicates who moves first.
a)
Roland Scott vs Richard Griffith, Hastings, 1920
r5k1/p5pp/5p2/1p2Pr2/2b4Q/P3B1K1/6PP/8 w - - 1 0
[ Qe4 ]

b)
Osip Bernstein vs Jose Raul Capablanca, Moscow, 1914
3r2k1/p4ppp/1q6/8/8/2R1P3/P3QPPP/6K1 b - - 0 1
[ ...Qb2 ]

c)
Joseph Blackburne vs Loye, London, 1913
r1nqkb1r/pp1b1ppp/2np4/1N2p3/4PB2/2N3P1/PPP2PBP/R2QK2R w - - 0 1
[ Nd5 ]

d)
CM Saulson vs CS Bonsall, New York, 1909
r2r2k1/pp2q2p/4p1p1/b1P5/2P1pP2/PQ2B3/6PP/1R3RK1 b - - 0 1
[ ...Rd3 ]

e)
EE Middleton vs Fritz Englund, Barmen, 1905
2r2rk1/1pp1n1p1/1p1pp1qp/1N2n3/4P3/2PP3P/PP1QN1P1/R4RK1 b - - 0 1
[ ...Nf3+ ]

f)
GP Dunham vs G Cummings, Boston, 1905
4r2k/1p2q1pp/2r5/p4P2/P1N2Q2/1n5P/6P1/3R1RK1 b - - 0 1
[ ...Qc5+ ]

g)
Gerard Oskam vs D Bleykmans, Sheveningen, 1905
4r2k/p5p1/5p1p/2b2P2/2Q3P1/1PB2q2/PK6/4R3 b - - 0 1
[ ...Qf2+ ]

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 ]

d)
Victor Berger Jan Schulz, Pardubice, 1923
5rk1/5pp1/1q2p2p/p7/1n1N4/2R3P1/PP1Q1PP1/6K1 b - - 0 1
[ ...Rd8 ]

e)
George Thomas vs Frederick Yates, Hastings, 1922
r3n1k1/p1p1brpp/2Npbp2/8/8/8/PPP2PPP/RNBR2K1 w - - 1 0
[ Re1 ]

f)
Richard Reti vs Adolf Olland, Utrecht, 1920
1k1r4/ppp3R1/4r3/2Q1np1P/4q3/1P6/PBPP4/2KR4 b - - 0 1
[ ...Rc6 ]

g)
E J Miles vs R Barnes, Auckland, 1914
2r1r1k1/1b1qbppp/pp3n2/3p4/3P4/1PNB4/PBQ2PPP/2R2RK1 w - - 1 0
[ Bf5 ]

h)
Frank Marshall vs Oldrich Duras, New York, 1913
4r3/1p1r1n1k/4q1pp/1P1p2p1/3P2P1/3Q1NP1/2R2P2/2R3K1 w - - 1 0
[ Re1 ]

Pin puzzles
The color disk on the diagram indicates who moves first.
a)
EE Middleton vs Fritz Englund, Barmen, 1905
2r2rk1/1pp1n1p1/1p1pp1qp/1N2n3/4P3/2PP3P/PP1QN1P1/R4RK1 b - - 0 1
[ ...Nf3+ ]

b)
MB Gomberg vs AW Ryder, Boston, 1905
r4rk1/ppN1nppp/3p4/4n3/4P1b1/2P1q3/PP1NBRPP/R2Q2K1 b - - 0 1
[ ...Nd3 ]

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 ]

b)
Johannes Van Den Bosch vs Gideon Stahlberg, Bad Nauheim, 1936
r2q1rk1/pppb1pbp/3p1np1/3P2N1/2P1PR2/P1N1B3/1PQ3PP/5RK1 b - - 0 1
[ ...Ng4 ]

c)
Alejandro Nogues vs Julio Lynch, Buenos Aires, 1931
3rr1n1/1p3pk1/pq1pb2p/4p1p1/2P1P3/P1R1N1PP/1P3QBK/5R2 w - - 1 0
[ Nf5+ ]

d)
Edward Lasker vs Israel Horowitz, New York, 1931
3r3k/pp1r2pb/4q2p/3NNp1Q/P3nP2/7P/1P1R2PK/3R4 w - - 1 0
[ Nc7 ]

e)
Davide Marotti vs Valentin Marin Y Llovet, Hague, 1928
5rk1/p2b3p/6p1/1ppqp1p1/3nB3/8/PPPQ1PPP/R3R1K1 b - - 0 1
[ ...Nf3+ ]

f)
Reeders vs Max Euwe, Amsterdam, 1923
4rr1k/p1pb2bp/2pp1np1/8/2BqPB2/1PN3Q1/P1P3PP/4RR1K b - - 0 1
[ ...Nh5 ]

g)
Max Euwe vs Jan Te Kolste, Amsterdam, 1920
6rk/pp3pp1/2b1p2p/4P3/3r1NQP/3P2R1/P3RPPK/1q6 w - - 1 0
[ Ng6+ ]

h)
Frank Marshall vs Abraham Kupchik, New York, 1913
r3rk2/pp3p2/2pq1n1p/3b2p1/3PpN2/1P2P1Q1/P1RN1PPP/4R1K1 w - - 1 0
[ Ng6+ ]

i)
Dawid Janowski vs Abraham Kupchik, New York, 1913
2r2r1k/3pq1p1/p2R3p/2Q1P3/PpN2p2/1P3b2/1P1R2PP/6K1 w - - 1 0
[ Rxh6+ ]

Entrapment puzzles
The color disk on the diagram indicates who moves first.
a)
Jacob Bernstein vs Abraham Kupchik, New York, 1916
r3k2r/1b1n1ppp/p3p3/2b1P1Bq/Pp1p4/5N2/1P2BPPP/R1Q1K2R w KQkq - 1 0
[ Nh4 ]

b)
Burgess vs Nixdorff, USA, 1908
rnbqkbnr/p3pppp/8/1p6/2pP4/4P3/1P3PPP/RNBQKBNR w KQkq - 1 0
[ Qf3 ]

c)
Adolf Albin vs Savielly Tartakower, Vienna, 1907
r3nr1k/1p4bp/pBbpB3/3N1p2/4pP1q/7P/PPPQ2P1/3R1RK1 b - - 0 1
[ ...Qh6 ]

d)
Geza Maroczy vs Kurt Von Bardeleben, Barmen, 1905
r4rk1/ppp2ppp/2n2q2/1Bp1nP2/8/4B3/PPP2PPP/R2QR1K1 w - - 1 0
[ f4 ]

e)
Frank Marshall vs Rudolf Swiderski, Monte Carlo, 1904
7k/p5pp/1p6/2p1B3/5P2/P1P2K2/7P/3n4 w - - 1 0
[ c4 ]

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)
George Thomas vs Edgard Colle, Baden-Baden, 1925
2rr2k1/b4p1p/6p1/1pq1p3/2p5/2P2P2/PPR1QNPP/3R1K2 b - - 0 1
[ ...Qxf2+ ]

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 ]

h)
Henryk Friedmann vs Immo Fuss, Vienna, 1936
3r3k/p4prp/1p1q4/3Bn3/7Q/P4P2/5P1P/3R1R1K w - - 1 0
[ Bb3 ]

i)
Reginald Michell vs Richard Reti, Hastings, 1926
3r1rk1/7p/ppn3p1/3R4/3PN2q/2N1P2b/PP2QP2/4R1K1 b - - 0 1
[ ...Rxd5 ]

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+ ]

g)
Gyula Lovas vs Gyula Kluger, Tatatovaros, 1935
2r2rk1/1p1qbppp/p1n2n2/3pp3/Q7/2P1P3/PPN1BPPP/R1B2RK1 b - - 0 1
[ ...Nd4 ]

h)
John O'Hanlon vs Max Euwe, Paris, 1924
2rrb1k1/pp3p1p/1b2p1p1/1PnpP3/1RqB1P2/P1P2BN1/5QPP/5R1K b - - 0 1
[ ...Nd3 ]

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 ]

g)
Carl Poschauko vs A V Gulbrandsen, Munich, 1936
2k4r/ppp2ppp/8/2b5/3PqBb1/8/PP1QB1PP/3RK2R b K - 0 1
[ ...Bb4 ]

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

Mate in 3 rook sac puzzles
The color disk on the diagram indicates who moves first.
a)
Black mates in 3.
Rosenthal vs Carl Ahues, Hamburg, 1910
7r/ppq2pk1/2Pb1pp1/5b2/2Q5/1B1P1R2/PPP1N1Pr/5RK1 b - - 0 1
[ ...Bc5+ if Qxc5 Rxg2+ ]

b)
Black mates in 3.
Algot Ahlberg vs Joel Fridlizius, Gothenburg, 1909
8/6Qp/1knp3q/p1p1p3/PpP1Pr2/3PK2b/1P5R/R1N2B2 b - - 0 1
[ ...Rxe4+ Kxe4 Qf4+ ]

c)
Black mates in 3.
Theodor Von Scheve vs Hans Fahrni, San Remo, 1911
6k1/4bp1p/p5p1/2p1Q3/Pr3P2/KPN5/2q5/1RB5 b - - 0 1
[ ...Rxb3+ Rxb3 c4+ ]

d)
White mates in 3.
Karel Hromadka vs Kirschen, Cologne, 1911
r1b5/pp3pkp/1qp3p1/8/3r2P1/3B4/PPP2QP1/2KR3R w - - 1 0
[ Rxh7+ if Kxh7 Qxf7+ ]

e)
White mates in 3.
Rudolf Swiderski vs A Petterson, Barmen, 1905
1r2nk2/pn1rNp1p/3P2pq/1P2P3/PB6/5RP1/4Q2P/3R2K1 w - - 0 1
[ Rxf7+ Kxf7 Qc4+ ]

f)
White mates in 3.
Arthur Curnock vs Arthur Mackenzie, London, 1904
r2q2k1/1Q5p/5R2/3pNp2/p2P4/2PB4/6PP/6K1 w - - 1 0
[ Rg6+ hxg6 Qf7+ ]

g)
Black mates in 3.
WT Dickinson vs Richard Teichmann, London, 1904
k5r1/2B4p/p2N1p2/2P1p3/1P1n3P/R4p1K/P5p1/8 b - - 0 1
[ ...Rg3+ Kxg3 g1/Q+ ]

Mate in 3 bishop sac puzzles
The color disk on the diagram indicates who moves first.
a)
White mates in 3.
Jose Raul Capablanca vs NN, New York, 1918
r4r1k/pppqNppp/3p1B2/4p3/3nP3/3P1b2/PPPQ1PPP/R4RK1 w - - 1 0
[ Bxg7+ Kxg7 Qg5+ ]

b)
White mates in 3.
Horvath vs Lajos Mayer, Budapest, 1917
r1bqk2r/ppppn1np/5pN1/b6Q/2BP4/2P5/P4PPP/RN2R1K1 w - - 0 1
[ Bf7+ Kxf7 Ne5+ if Ke6 Nc4# ]

Mate in 3 knight sac puzzles
The color disk on the diagram indicates who moves first.
a)
Black mates in 3.
James Mortimer vs Louis Van Vliet, London, 1904
2k2r2/Qpp1r2p/8/6Kn/2B3p1/2P2p2/PP1N2q1/R1B1R3 b - - 0 1
[ ...Rg7+ if Kh6 Rf6+ or if Kxh5 Qh2# ]

b)
Black mates in 3.
ED Fawcett vs William Napier, London, 1904
rk2r3/ppp2p1p/8/2qPnQ1n/5ppP/2P5/PP1B2PK/RN2R3 b - - 0 1
[ ...Nf3+ gxf3 Qf2+ ]

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# ]

c)
White mates in 3.
Alexander Alekhine vs Freeman, New York, 1924
4Rnk1/pr3ppp/1p3q2/5NQ1/2p5/8/P4PPP/6K1 w - - 0 1
[ Nh6+ Qxh6 Rxf8+ Kxf8 Qd8# ]

d)
White mates in 3.
Napier vs NN, Hastings, 1904
rn4nr/pppq2bk/7p/5b1P/4NBQ1/3B4/PPP3P1/R3K2R w - - 0 1
[ Qg6+ Bxg6 Ng5+ ]

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.
Cas Damant vs Amateur, London, 1932
rnbqkb1r/pp1np1pp/2p1p3/3p4/3P4/3B4/PPP2PPP/RNBQK1NR w KQkq - 1 0
[ Qh5+ ]

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)
White mates in 2.
Alexander Alekhine vs Paul Leonhardt, Hamburg, 1910
3q1r1k/1b1nNppp/4p3/1Nnp4/1R6/4PP2/2Q1B1PP/6K1 w - - 1 0
[ Qxh7+ ]

b)
White mates in 3.
Jose Capablanca vs TA Carter, St Louis, 1909
6rk/p1q2p2/2p1rb1P/1p2pN2/4P1Q1/2PP4/PPB5/2K4R w - - 0 1
[ Qg7+ Rxg7 hxg7+ ]

c)
White mates in 2.
Emanuel Lasker vs Fortuijn, Netherlands, 1908
3r1q1k/4Nppp/1p1P4/nPn5/R3Q3/7P/5PP1/4R1K1 w - - 1 0
[ Qxh7+ ]

d)
Black mates in 2.
Beniamin Blumenfeld vs Alexander Alekhine, Moscow, 1908
3r1b1k/pp4p1/2p1Qp2/5N2/PP2P3/2Pq1p2/5P1P/5RK1 b - - 0 1
[ ...Qxf1+ ]

e)
Black mates in 2.
Jaroslav Engler vs L Taussig, Prague, 1908
1r6/p1p2p1k/1p1p4/4p3/3PPn1p/2PB2r1/P1P3pK/1RN1R3 b - - 0 1
[ ...g1/Q+ Rxg1 Rh3# ]

f)
Black mates in 2.
Oldrich Duras vs Leo Forgacs, Ostend, 1907
6rk/7p/p5r1/1p2P3/3P1p2/5P1q/1P2R1PN/6RK b - - 0 1
[ Qxh2+ ]

g)
White mates in 2.
N Shoup vs Frank Marshall, Sioux City, 1906
1rb2k1r/p1p1bppp/2B5/6q1/8/8/PPP2PPP/RN1QR1K1 w - - 1 0
[ Qd8+ ]

Mate in 2 rook sac puzzles
The color disk on the diagram indicates who moves first.
a)
White mates in 2.
William Morris vs Edward Libaire, New York, 1909
4R3/p4R1p/2p3pk/3pQ3/7q/P1P4P/1rP3PK/4r3 w - - 1 0
[ Rxh7+ ]

b)
White mates in 2.
Richard Teichmann vs Paul Johner, Ostend, 1907
r1bq1nk1/pp3Rpp/4p3/2p1P1NQ/8/1P5P/PBP3P1/6K1 w - - 1 0
[ Rxf8+ ]

c)
White mates in 2.
Aaron Nimzowitsch vs Adolf Albin, Vienna, 1905
r3q3/p4Rp1/k1p5/PpQpP3/1P1P3p/2P4P/6P1/7K w - - 1 0
[ Rxa7+ ]

Mate in 2 bishop sac puzzles
The color disk on the diagram indicates who moves first.
a)
White mates in 2.
I Falk vs Siegfried Wolf, Vienna, 1921
6r1/p1n2k2/1pp1pn1Q/8/2Pq2P1/B2B4/P4P2/4RK2 w - - 1 0
[ Bg6+ ]

b)
White mates in 2.
Jose Raul Capablanca vs J Pomerantz, London, 1913
4k1rr/1pR5/p2Q2n1/5q2/2BP2pp/6B1/PP5P/6K1 w - - 1 0
[ Bf7+ ]

c)
White mates in 2.
Prusse vs Wodicka, Breslau, 1912
b1rq3r/2p3kB/pnP1R3/1p1n1Q2/8/2P3B1/PP3PPP/2K4R w - - 1 0
[ Rg6+ ]

Mate in 2 knight sac puzzles
The color disk on the diagram indicates who moves first.
a)
White mates in 2.
Jaques Schwartz vs Samsonov, Heidelberg, 1908
r2q1k1r/ppp1bB1p/2np4/6N1/3PP1bP/8/PPP5/RNB2RK1 w - - 1 0
[ Ne6+ ]

b)
White mates in 2.
Frank Hering vs Hartel, Nuremberg, 1906
r7/kp4pp/p7/5p1b/2BN1P2/B1P1r3/P5PP/1R4K1 w - - 1 0
[ Nc6+ ]

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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