"Tactics in the Queen's Gambit" by wtharvey.com



Here are some chess puzzles from the games of Oldrich Duras.
The color disk on the diagram indicates who moves first.

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

a)
Rudolf Loman vs Oldrich Duras, Hilversum, 1903
5bk1/2p3p1/5p1p/1pB5/4N3/1r3R2/5PKP/8 b - - 0 1
[ ...Rxf3 if Kxf3 f5 ]

b)
Oldrich Duras vs R Kieseritzky, Barmen, 1905
r2qk2r/pb1nbppp/1p2n3/1N1p4/3Q1B2/8/PPPN1PPP/2K1RB1R w kq - 0 1
[ Rxe6 if fxe6 Qxg7 ]

c)
White mates in 5.
Oldrich Duras vs Dawid Janowski, Nuernberg, 1906
8/1p2R1pk/pq4p1/2p1p2n/2P1P3/1P2PN1Q/1P2K3/8 w - - 0 1
[ Ng5+ ]

d)
Milan Vidmar Sr vs Oldrich Duras, Nuernberg, 1906
r5k1/1p3pp1/p1p5/3pN2q/3PrP2/6Pb/PP1Q1P1P/2R3KR b - - 0 1
[ ...Rxe5 ]

e)
White mates in 3.
Oldrich Duras vs Adolf Olland, Carlsbad, 1907
r5r1/p1q2p1k/1p1R2pB/3pP3/6bQ/2p5/P1P1NPPP/6K1 w - - 0 1
[ Bf8+ if Bh5 Qxh5+ ]

Oldrich Duras Puzzles, Part II.
The color disk on the diagram indicates who moves first.
a)
Oldrich Duras vs Leopold Loewy, Vienna, 1907
r2qnr1k/1ppb2pp/p1np4/4p3/4P3/1B1P1N1P/PPP3P1/RN2QRK1 w - - 0 1
[ Nxe5 if Rxf1+ Qxf1 Qe7 Nxd7 ]

b)
F I Duz-Hotimirsky vs Oldrich Duras, Carlsbad, 1907
r2qkb1r/p4ppp/2n1pnb1/1p1p4/2pP2PN/1PP1P2P/P3BP2/RNBQK2R b KQkq - 0 1
[ ...Bxb1 Rxb1 Ne4 ]

c)
Oldrich Duras vs Paul Leonhardt, Prague, 1908
1k1r4/1p1q2b1/pQpN3p/2P5/3p1p2/8/PP3PPP/4R1K1 w - - 0 1
[ Nxb7 ]

d)
Oldrich Duras vs Erich Cohn, Vienna, 1908
rb1qr1k1/p2n2p1/2p4p/2Pp1p2/3Pn3/3BBN2/P1Q2PPP/R4RK1 w - - 0 1
[ Ba6 w/Bb7 ]

e)
White mates in 6.
Oldrich Duras vs Rudolf Swiderski, Vienna, 1908
q4r1k/5r1p/p4p1B/2p1pb2/2Pp2R1/6QP/PP6/2K3R1 w - - 0 1
[ Bg7+ ]

See 3 moves ahead from wtharvey.com



Oldrich Duras Puzzles, Part III.
The color disk on the diagram indicates who moves first.
a)
Black mates in 5.
Eugene Znosko-Borovsky vs Oldrich Duras, St. Petersburg, 1909
r3r1k1/1p3ppp/2p2b2/p7/8/Q1BP2Pq/PPP4P/4RR1K b - - 0 1
[ ...Re2 ]

b)
Black mates in 4.
Johannes Esser vs Oldrich Duras, Amsterdam, 1910
2rr1k2/5pp1/p2bp3/1p1B4/1PnP2Pq/P1B2P2/2Q1N1P1/R3R1K1 b - - 0 1
[ ...Bh2+ ]

c)
White mates in 3.
Oldrich Duras vs Amos Burn, San Sebastian, 1911
8/p3Q2p/6pk/1N6/4nP2/7P/P5PK/3rr3 w - - 0 1
[ Qf8+ ]

d)
Oldrich Duras vs Erich Cohn, Carlsbad, 1911
2R5/4Q3/5pk1/6n1/8/1P3PPq/r7/6K1 w - - 0 1
[ Rg8+ if Kf5 Rxg5+ Kxg5 Qg7+ ]
Correction by Andre Karbaat. Thx!

e)
Oldrich Duras vs Frederick Yates, London, 1911
5knR/4q1r1/pp1r2p1/2N1p3/1Q1P1pR1/P4P2/1P4P1/1K6 w - - 0 1
[ dxe5 ]

Oldrich Duras Puzzles, Part IV.
The color disk on the diagram indicates who moves first.
a)
Black mates in 2.
Alexander Flamberg vs Oldrich Duras, Opatija, 1912
r1b3k1/ppp3pp/8/3pB3/1P1P4/3K1P2/PP1n1q1P/R2Q3R b - - 0 1
[ ...Bf5+ ]

b)
Black mates in 6.
Efim Bogoljubow vs Oldrich Duras, Mannheim, 1914
4r3/p4k2/Pp3p2/5N2/1B3b2/3r3n/1PR3K1/5R2 b - - 0 1
[ ...Rg8+ ]

c)
Walter John vs Oldrich Duras, Mannheim, 1914
6k1/pp1qnr1p/3b2n1/3p4/3PpB2/2P3PP/PP4Q1/R3RNK1 b - - 0 1
[ ...Nxf4 if gxf4 Rg7 ]

Other Austrian GMs
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