MESON Chess Problem Database
Problem Display
PID: 17239 (8/6pN/6Qn/2ppPn1r/1pBpk1p1/1P1R2B1/2PKN3/8 w - - 0 1)
Schiffmann, Israel Abraham
2nd Prize, Revista de Sah, 1925
#2
10 + 10
| 1397 | Faszinierendes Schachproblem | 1963 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Sg5#
- 1...Rh2
- 2.Sg5#
- 1...Rh3
- 2.Sg5#
- 1...Rh4
- 2.Sg5#
- 1...Rg5
- 2.Sxg5#
- 1...Sf7
- 2.Qxg4#
- 1...Sg8
- 2.Qxg4#
- 1...dxc4
- 2.Qc6#
- 1...Rh1
- Tries
- 1.Kc1?
- 1...dxc4
- 2.Qc6#
- 1...Rh2
- 2.Sg5#
- 1...Rh3
- 2.Sg5#
- 1...Rh4
- 2.Sg5#
- 1...Rg5
- 2.Sxg5#
- 1...Sf7
- 2.Qxg4#
- 1...Sg8
- 2.Qxg4#
- 1...Rh1+!
- 1...dxc4
- 1.Kd1?
- 1...dxc4
- 2.Qc6#
- 1...Rh2
- 2.Sg5#
- 1...Rh3
- 2.Sg5#
- 1...Rh4
- 2.Sg5#
- 1...Rg5
- 2.Sxg5#
- 1...Sf7
- 2.Qxg4#
- 1...Sg8
- 2.Qxg4#
- 1...Rh1+!
- 1...dxc4
- 1.Ke1?
- 1...dxc4
- 2.Qc6#
- 1...Rh2
- 2.Sg5#
- 1...Rh3
- 2.Sg5#
- 1...Rh4
- 2.Sg5#
- 1...Rg5
- 2.Sxg5#
- 1...Sf7
- 2.Qxg4#
- 1...Sg8
- 2.Qxg4#
- 1...Rh1+!
- 1...dxc4
- 1.Sc1?
- 1...dxc4
- 2.Qc6#
- 1...Rh1
- 2.Sg5#
- 1...Rh3
- 2.Sg5#
- 1...Rh4
- 2.Sg5#
- 1...Rg5
- 2.Sxg5#
- 1...Sf7
- 2.Qxg4#
- 1...Sg8
- 2.Qxg4#
- 1...Rh2+!
- 1...dxc4
- 1.Sg1?
- 1...dxc4
- 2.Qc6#
- 1...Rh1
- 2.Sg5#
- 1...Rh3
- 2.Sg5#
- 1...Rh4
- 2.Sg5#
- 1...Rg5
- 2.Sxg5#
- 1...Sf7
- 2.Qxg4#
- 1...Sg8
- 2.Qxg4#
- 1...Rh2+!
- 1...dxc4
- 1.Bb5?
- 1...Rh1
- 2.Sg5#
- 1...Rh2
- 2.Sg5#
- 1...Rh3
- 2.Sg5#
- 1...Rh4
- 2.Sg5#
- 1...Rg5
- 2.Sxg5#
- 1...Sf7
- 2.Qxg4#
- 1...Sg8
- 2.Qxg4#
- 1...c4!
- 1...Rh1
- 1.Ba6?
- 1...Rh1
- 2.Sg5#
- 1...Rh2
- 2.Sg5#
- 1...Rh3
- 2.Sg5#
- 1...Rh4
- 2.Sg5#
- 1...Rg5
- 2.Sxg5#
- 1...Sf7
- 2.Qxg4#
- 1...Sg8
- 2.Qxg4#
- 1...c4!
- 1...Rh1
- 1.Rxd4+?
- 1...Kf3
- 2.Bxd5#
- 1...cxd4!
- 1...Kf3
- 1.Qf7?
- threat
- 2.Bxd5#
- 2.Qxd5#
- 1...Sxg3
- 2.Qf4#
- 1...dxc4
- 2.Qb7#
- 1...Se3
- 2.Qf4#
- 1...Sh4
- 2.Bxd5#
- 2.Qf4#
- 1...Sd6
- 2.Bxd5#
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sxf7!
- threat
- 1.Qg5?
- threat
- 2.Qf4#
- 1...Rxg5
- 2.Sxg5#
- 1...dxc4!
- threat
- 1.Qxh6?
- threat
- 2.Qf4#
- 1...Rxh6
- 2.Sg5#
- 1...dxc4
- 2.Qc6#
- 1...gxh6
- 2.Sf6#
- 1...Rg5
- 2.Sxg5#
- 2.Qh1#
- 1...g5
- 2.Sf6#
- 1...Sxh6!
- threat
- 1.e6?
- 1...Sf7
- 2.Qxg4#
- 1...Rh1
- 2.Sg5#
- 1...Rh2
- 2.Sg5#
- 1...Rh3
- 2.Sg5#
- 1...Rh4
- 2.Sg5#
- 1...Rg5
- 2.Sxg5#
- 1...Sg8
- 2.Qxg4#
- 1...dxc4!
- 1...Sf7
- 1.Kc1?
- Keys
- 1.Rf3!
- 1...Kxf3
- 2.Bxd5#
- 1...gxf3
- 2.Bd3#
- 1...dxc4
- 2.Qc6#
- 1...Rh1
- 2.Sg5#
- 1...Rh2
- 2.Sg5#
- 1...Rh3
- 2.Sg5#
- 1...Rh4
- 2.Sg5#
- 1...Rg5
- 2.Sxg5#
- 1...Sf7
- 2.Qxg4#
- 1...Sg8
- 2.Qxg4#
- 1...d3
- 2.Re3#
- 1...Kxf3
- 1.Rf3!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- R(h);N_GUARD::S(J)
- R(h);N_GUARD,P_PINS(C)::S(J)
- R(h);N_GUARD::S(J),XR(h)
- S(i);N_GUARD::QAR2(I),XP(d)
- P(f);OGATEB,XB(G)::QAB(I)
- Tries
- Try
- K(B);S_FLIGHT
- Vars
- P(f);OGATEB,XB(G)::QAB(I)
- R(h);N_GUARD::S(J)
- R(h);N_GUARD::S(J),XR(h)
- S(i);N_GUARD::QAR2(I),XP(d)
- Refutation
- R(h);CHECK
- Try
- K(B);P-FLIGHT
- Vars
- P(f);OGATEB,XB(G)::QAB(I)
- R(h);N_GUARD::S(J)
- R(h);N_GUARD::S(J),XR(h)
- S(i);N_GUARD::QAR2(I),XP(d)
- Refutation
- R(h);CHECK
- Try
- K(B);S_FLIGHT
- Vars
- P(f);OGATEB,XB(G)::QAB(I)
- R(h);N_GUARD::S(J)
- R(h);N_GUARD::S(J),XR(h)
- S(i);N_GUARD::QAR2(I),XP(d)
- Refutation
- R(h);CHECK
- Try
- S(C);
- Vars
- P(f);OGATEB,XB(G)::QAB(I)
- R(h);N_GUARD::S(J)
- R(h);N_GUARD::S(J),XR(h)
- S(i);N_GUARD::QAR2(I),XP(d)
- Refutation
- R(h);CHECK
- Try
- S(C);
- Vars
- P(f);OGATEB,XB(G)::QAB(I)
- R(h);N_GUARD::S(J)
- R(h);N_GUARD::S(J),XR(h)
- S(i);N_GUARD::QAR2(I),XP(d)
- Refutation
- R(h);CHECK
- Try
- B(G);
- Vars
- R(h);N_GUARD::S(J)
- R(h);N_GUARD,P_PINS(C)::S(J)
- R(h);N_GUARD::S(J),XR(h)
- S(i);N_GUARD::QAR2(I),XP(d)
- Refutation
- P(e);
- Try
- B(G);
- Vars
- R(h);N_GUARD::S(J)
- R(h);N_GUARD,P_PINS(C)::S(J)
- R(h);N_GUARD::S(J),XR(h)
- S(i);N_GUARD::QAR2(I),XP(d)
- Refutation
- P(e);
- Try
- R(E);CHECK,XP(b)
- Vars
- K(c);N_SPINS(g),S_FLIGHT::B(G),XP(f)
- Refutation
- P(e);XR(E)
- Try
- Q(I);N_PINS(g)
- Threat
- DUALS(2)
- Vars
- S(g);OGATE,XB(F)::QAR1(I)
- P(f);OGATEB,XB(G)::QAB(I)
- S(g);OGATE::QAR1(I)
- Refutation
- S(i);XQ(I)
- Try
- Q(I);N_PINS(g)
- Threat
- QAR1(I)
- Vars
- R(h);XQ(I)::S(J),XR(h)
- Refutation
- P(f);XB(G)
- Try
- Q(I);N_PINS(g),XS(i)
- Threat
- QAR1(I)
- Vars
- R(h);N_GUARD,XQ(I)::S(J)
- P(f);OGATEB,XB(G)::QAB(I)
- P(j);N_GUARD,XQ(I)::S(J)
- P(j);N_GUARD::S(J)
- Refutation
- S(g);XQ(I)
- Try
- P(H);
- Vars
- S(i);N_GUARD::QAR2(I),XP(d)
- R(h);N_GUARD::S(J)
- R(h);N_GUARD,P_PINS(C)::S(J)
- R(h);N_GUARD::S(J),XR(h)
- Refutation
- P(f);XB(G)
- Try
- Actual
- R(E);
- Vars
- K(c);N_SPINS(g),S_FLIGHT,XR(E)::B(G),XP(f)
- P(d);SBLOCK,XR(E)::B(G)
- P(f);OGATEB,XB(G)::QAB(I)
- R(h);N_GUARD::S(J)
- R(h);N_GUARD,P_PINS(C)::S(J)
- R(h);N_GUARD::S(J),XR(h)
- S(i);N_GUARD::QAR2(I),XP(d)
- P(b);N_GUARD::R1(E)
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