MESON Chess Problem Database
Problem Display
PID: 17833 (5Q2/6pb/3PP3/R2nk3/K2NN1r1/2pRP1b1/n7/7B w - - 0 1)
Fleck, Ferenc
1st Prize, Die Schwalbe, 1951
#2
10 + 8
| 45 | Schach | 1951 |
| 3105 | FIDE Album (1945-1955) | 1964 |
SOLUTION
- SOUND
- Sets
- 1...Rh4
- 2.Qxg7#
- 1...Rg6
- 2.Qf5#
- 1...Bf5
- 2.Qxf5#
- 1...Bg6
- 2.Qxg7#
- 1...Bg8
- 2.Qf5#
- 1...g5
- 2.Qg7#
- 2.Qf6#
- 2.Qh8#
- 1...g6
- 2.Qg7#
- 2.Qf6#
- 2.Qh8#
- 1...Rh4
- Tries
- 1.Sd2?
- threat
- 2.Sc4#
- 2.Rxd5#
- 1...Bxd3
- 2.Rxd5#
- 1...cxd2
- 2.Rxd5#
- 1...Re4
- 2.Sf3#
- 2.Sc4#
- 1...Be4
- 2.Sc4#
- 1...Sb4
- 2.Sc4#
- 1...Rxd4+!
- threat
- 1.Sf6?
- threat
- 2.Sxg4#
- 2.Sd7#
- 2.Rxd5#
- 1...gxf6
- 2.Rxd5#
- 1...Re4
- 2.Sd7#
- 2.Rxd5#
- 1...Rf4
- 2.Sd7#
- 2.Rxd5#
- 1...Rh4
- 2.Sd7#
- 2.Rxd5#
- 1...Rg5
- 2.Sd7#
- 2.Rxd5#
- 1...Rg6
- 2.Sd7#
- 2.Rxd5#
- 1...Be4
- 2.Sxg4#
- 2.Sd7#
- 1...Bf5
- 2.Sd7#
- 2.Rxd5#
- 1...Sb4
- 2.Sxg4#
- 2.Sd7#
- 1...Rxd4+!
- threat
- 1.e7?
- threat
- 2.e8Q#
- 2.e8R#
- 1...Rxe4
- 2.e8Q#
- 2.e8R#
- 1...Bxe4
- 2.e8Q#
- 2.e8R#
- 1...Rf4
- 2.e8Q#
- 2.e8R#
- 1...Rh4
- 2.Qxg7#
- 2.e8Q#
- 2.e8R#
- 1...Rg5
- 2.e8Q#
- 2.e8R#
- 1...Rg6
- 2.Qf5#
- 1...Be1
- 2.e8Q#
- 2.e8R#
- 1...Bf2
- 2.e8Q#
- 2.e8R#
- 1...Bh2
- 2.e8Q#
- 2.e8R#
- 1...Bf4
- 2.e8Q#
- 2.e8R#
- 1...Bf5
- 2.Qxf5#
- 1...Bg6
- 2.Qxg7#
- 1...Bg8
- 2.Qf5#
- 1...Sc1
- 2.e8Q#
- 2.e8R#
- 1...Sb4
- 2.e8Q#
- 2.e8R#
- 1...c2
- 2.e8Q#
- 2.e8R#
- 1...g5
- 2.Qg7#
- 2.Qf6#
- 2.Qh8#
- 2.e8Q#
- 2.e8R#
- 1...g6
- 2.Qg7#
- 2.Qf6#
- 2.Qh8#
- 2.e8Q#
- 2.e8R#
- 1...Bh4!
- threat
- 1.Sd2?
- Keys
- 1.Sg5!
- threat
- 2.Rxd5#
- 1...Rxd4+
- 2.exd4#
- 1...Re4
- 2.Sf3#
- 1...Be4
- 2.Sc6#
- 1...Sb4
- 2.Sdf3#
- threat
- 1.Sg5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 5
- Sets
- R(d);N_GUARD::QAB(J),XP(g)
- R(d);S_CUTB(h)::QAR1(J)
- B(h);N_GUARD::QAR1(J),XB(h)
- B(h);S_CUTR(d)::QAB(J),XP(g)
- B(h);N_GUARD::QAR1(J)
- Tries
- Try
- S(F);P_SPINS(E)
- Threat
- DUALS(2)
- Vars
- B(h);XR(B)::R1(G),XS(e)
- P(b);XS(F)::R1(G),XS(e)
- B(h);N_PINS(E)::S(F)
- S(a);N_PINS(E)::S(F)
- Refutation
- R(d);CHECK,XS(E)
- Try
- S(F);P_SPINS(E)
- Threat
- DUALS(3)
- Vars
- P(g);XS(F)::R1(G),XS(e)
- Refutation
- R(d);CHECK,XS(E)
- Try
- P(I);
- Threat
- P=Q
- Vars
- R(d);P_PINS(E),XS(F)::P=Q
- B(h);XS(F)::P=Q
- R(d);::P=Q
- R(d);S_CUTB(h)::QAR1(J)
- B(c);::P=Q
- B(h);N_GUARD::QAR1(J),XB(h)
- B(h);S_CUTR(d)::QAB(J),XP(g)
- B(h);N_GUARD::QAR1(J)
- S(a);::P=Q
- P(b);::P=Q
- Refutation
- B(c);
- Try
- Actual
- S(F);P_SPINS(E)
- Threat
- R1(G),XS(e)
- Vars
- R(d);CHECK,OGATE,XS(E)::P(C),XR(d)
- R(d);SBLOCK::S(F)
- B(h);N_PINS(E)::S(E)
- S(a);N_PINS(E)::S(E)
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