MESON Chess Problem Database
Problem Display
PID: 45246 (b1R1N2K/4b3/4p3/p2k1n1Q/R5p1/3NPn2/2PPr2B/8 w - - 0 1)
van Dijk, Nils Gustav Gerard
3rd Prize, Die Schwalbe, 1956
#2
10 + 9
| 3976 | FIDE Album (1956-1958) | 1961 |
SOLUTION
- SOUND
- Sets
- 1...Rxd2
- 2.e4#
- 1...Rf2
- 2.e4#
- 1...Rg2
- 2.e4#
- 1...Rxh2
- 2.e4#
- 1...Ba3
- 2.Sf6#
- 1...Bb4
- 2.Sf6#
- 1...Bh4
- 2.Rc5#
- 1...Bc5
- 2.Sf6#
- 2.Rxc5#
- 1...Bg5
- 2.Rc5#
- 1...Bd6
- 2.Sf6#
- 1...Bf6+
- 2.Sxf6#
- 1...Bd8
- 2.Rc5#
- 1...Bf8
- 2.Sf6#
- 1...Bc6
- 2.Sc7#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...Sxd2
- 2.Rd4#
- 1...Sxh2
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sh4
- 2.Rd4#
- 1...Se5
- 2.Sf4#
- 1...g3
- 2.Qxf3#
- 1...e5
- 2.Qf7#
- 1...Rxd2
- Tries
- 1.Sb4+?
- 1...Ke4
- 2.Qxg4#
- 1...Bxb4
- 2.Sf6#
- 1...axb4!
- 1...Ke4
- 1.Bd6?
- threat
- 2.Sf4#
- 2.Rc5#
- 1...Bxd6
- 2.Sf6#
- 1...Sd4
- 2.Rxd4#
- 1...e5
- 2.Qf7#
- 1...Bg5
- 2.Rc5#
- 1...Bc6
- 2.Sf4#
- 1...Bf6+!
- threat
- 1.Bb8?
- threat
- 2.Sf4#
- 1...Bf6+
- 2.Sxf6#
- 1...Bb4
- 2.Sf6#
- 1...Sd4
- 2.Rxd4#
- 1...e5
- 2.Qf7#
- 1...Bg5
- 2.Rc5#
- 1...Bd6
- 2.Sf6#
- 1...Bc6!
- threat
- 1.Rxg4?
- threat
- 2.c4#
- 1...Bf6+
- 2.Sxf6#
- 1...Sxd2
- 2.Rd4#
- 1...e5
- 2.Qf7#
- 1...Se5!
- threat
- 1.Rxa5+?
- 1...Ke4
- 2.Qxg4#
- 1...Bc5!
- 1...Ke4
- 1.Qxf5+?
- 1...Se5
- 2.Sf4#
- 2.Rd4#
- 2.Qe4#
- 2.Qxe5#
- 2.c4#
- 1...e5
- 2.Sf4#
- 2.Qf7#
- 2.c4#
- 1...exf5!
- 1...Se5
- 1.Sb4+?
- Keys
- 1.Rc3!
- threat
- 2.Sc7#
- 1...Bf6+
- 2.Sxf6#
- 1...Rxh2
- 2.e4#
- 1...Sxh2
- 2.Rd4#
- 1...Bb4
- 2.Sf6#
- 1...Bc5
- 2.Rxc5#
- 1...Sd4
- 2.Rxd4#
- 1...e5
- 2.Qf7#
- 1...Bd6
- 2.Sf6#
- 1...Bd8
- 2.Rc5#
- 1...Se5
- 2.Sf4#
- 1...g3
- 2.Qxf3#
- threat
- 1.Rc3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 12
- Sets
- R(a);N_GUARD,XP(B)::P(E)
- R(a);N_GUARD::P(E)
- R(a);N_GUARD,P_PINQ(G),XB(C)::P(E)
- B(h);N_GUARD::S(I)
- B(h);N_GUARD::R1(H)
- B(h);N_GUARD,N_SPINS(f)::R1(H)
- B(h);CHECK,N_GUARD::S(I),XB(h)
- B(i);SBLOCK::S(I)
- S(b);N_GUARD::R1(F)
- S(b);N_GUARD,XP(B)::R1(F)
- S(b);N_GUARD,XB(C)::R1(F)
- S(b);N_GUARD::R1(F),XS(b)
- S(b);N_SPINS(f),SBLOCK::S(D)
- P(c);OGATE::QAB(G),XS(b)
- P(g);N_SPINS(f),OGATEB::QAB(G)
- Tries
- Try
- S(D);CHECK
- Vars
- K(e);N_SPINS(f),S_FLIGHT::QAR2(G),XP(c)
- B(h);XS(D)::S(I)
- Refutation
- P(d);XS(D)
- Try
- B(C);
- Threat
- DUALS(2)
- Vars
- B(h);N_GUARD,SBLOCK,XB(C)::S(I)
- S(b);N_GUARD::R1(F),XS(b)
- P(g);N_SPINS(f),OGATEB::QAB(G)
- B(h);N_SPINS(f)::R1(H)
- B(i);::S(D)
- Refutation
- B(h);CHECK
- Try
- B(C);
- Threat
- S(D)
- Vars
- B(h);CHECK,N_GUARD::S(I),XB(h)
- B(h);N_GUARD::S(I)
- S(b);N_GUARD::R1(F),XS(b)
- P(g);N_SPINS(f),OGATEB::QAB(G)
- B(h);N_GUARD,N_SPINS(f)::R1(H)
- Refutation
- B(i);
- Try
- R(F);XP(c)
- Threat
- P(A)
- Vars
- B(h);CHECK,N_GUARD::S(I),XB(h)
- S(b);N_GUARD,XP(B)::R1(F)
- P(g);N_SPINS(f),OGATEB::QAB(G)
- Refutation
- S(b);N_SPINS(f)
- Try
- R(F);CHECK,XP(d)
- Vars
- K(e);N_SPINS(f),S_FLIGHT::QAR2(G),XP(c)
- Refutation
- B(h);P_SPINB(h)
- Try
- Q(G);CHECK,XS(f)
- Refutation
- P(g);XQ(G)
- Try
- Actual
- R(H);
- Threat
- S(I)
- Vars
- B(h);CHECK,N_GUARD::S(I),XB(h)
- R(a);N_GUARD,P_PINQ(G),XB(C)::P(E)
- S(b);N_GUARD,XB(C)::R1(F)
- B(h);N_GUARD::S(I)
- B(h);N_GUARD::R1(H),XB(h)
- S(b);N_GUARD::R1(F),XS(b)
- P(g);N_SPINS(f),OGATEB::QAB(G)
- B(h);N_GUARD::R1(H)
- S(b);N_SPINS(f),SBLOCK::S(D)
- P(c);OGATE::QAB(G),XS(b)
Developed and maintained by Brian Stephenson.
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