MESON Chess Problem Database
Problem Display
PID: 207240 (2Q5/1p1nBR2/Rp6/1Bnkp3/1p4Np/1p2P2K/1P2N3/8 w - - 0 1)
Gilberg, Charles Alexander
New York Round Table, 1869
#2
10 + 9
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Ke6
- 2.Bc4#
- 1...Sd3
- 2.Qc4#
- 1...Sa4
- 2.Qc4#
- 1...Se4
- 2.Bc4#
- 2.Qc4#
- 1...Sxa6
- 2.Qc4#
- 1...Se6
- 2.Qxb7#
- 2.Qc4#
- 1...Sf6
- 2.Sxf6#
- 1...Sb8
- 2.Sf6#
- 1...Sf8
- 2.Sf6#
- 1...e4
- 2.Sf4#
- 1...bxa6
- 2.Qc6#
- 1...Ke6
- Tries
- 1.Kxh4?
- 1...Ke6
- 2.Bc4#
- 1...Sxa6
- 2.Qc4#
- 1...bxa6
- 2.Qc6#
- 1...Sd3
- 2.Qc4#
- 1...Sa4
- 2.Qc4#
- 1...Se4
- 2.Bc4#
- 2.Qc4#
- 1...Se6
- 2.Qxb7#
- 2.Qc4#
- 1...Sf6
- 2.Sxf6#
- 1...Sb8
- 2.Sf6#
- 1...Sf8
- 2.Sf6#
- 1...e4
- 2.Sf4#
- 1...Ke4!
- 1...Ke6
- 1.Sc3+?
- 1...Ke6
- 2.Bc4#
- 1...bxc3!
- 1...Ke6
- 1.Bxc5?
- 1...Ke4
- 2.Qxb7#
- 1...Ke6
- 2.Bc4#
- 2.Qxd7#
- 1...bxc5
- 2.Qxb7#
- 1...bxa6
- 2.Qc6#
- 1...e4
- 2.Sf4#
- 1...Sf6
- 2.Sxf6#
- 1...Sb8
- 2.Sf6#
- 1...Sf8
- 2.Sf6#
- 1...Sxc5!
- 1...Ke4
- 1.Ra1?
- 1...Ke6
- 2.Bc4#
- 1...e4
- 2.Sf4#
- 1...Sd3
- 2.Qc4#
- 1...Sa4
- 2.Qc4#
- 1...Se4
- 2.Bc4#
- 2.Qc4#
- 1...Sa6
- 2.Qc4#
- 1...Se6
- 2.Qxb7#
- 2.Qc4#
- 1...Sf6
- 2.Sxf6#
- 1...Sb8
- 2.Sf6#
- 1...Sf8
- 2.Sf6#
- 1...Ke4!
- 1...Ke6
- 1.Rxb6?
- 1...Sxb6
- 2.Sf6#
- 1...e4
- 2.Sf4#
- 2.Rd6#
- 1...Sd3
- 2.Qxb7#
- 2.Qc4#
- 1...Sa4
- 2.Qxb7#
- 2.Qc4#
- 1...Se4
- 2.Bc4#
- 2.Qxb7#
- 2.Qc4#
- 1...Sa6
- 2.Qxb7#
- 2.Qc4#
- 1...Se6
- 2.Qxb7#
- 2.Qc4#
- 1...Sf6
- 2.Sxf6#
- 1...Sb8
- 2.Sf6#
- 1...Sf8
- 2.Sf6#
- 1...Ke4!
- 1...Sxb6
- 1.Ra7?
- 1...Ke6
- 2.Bc4#
- 1...e4
- 2.Sf4#
- 1...Sd3
- 2.Qc4#
- 1...Sa4
- 2.Qc4#
- 1...Se4
- 2.Bc4#
- 2.Qc4#
- 1...Sa6
- 2.Qc4#
- 1...Se6
- 2.Qxb7#
- 2.Qc4#
- 1...Sf6
- 2.Sxf6#
- 1...Sb8
- 2.Sf6#
- 1...Sf8
- 2.Sf6#
- 1...Ke4!
- 1...Ke6
- 1.Ra8?
- 1...Ke6
- 2.Bc4#
- 1...e4
- 2.Sf4#
- 1...Sd3
- 2.Qc4#
- 1...Sa4
- 2.Qc4#
- 1...Se4
- 2.Bc4#
- 2.Qc4#
- 1...Sa6
- 2.Qc4#
- 1...Se6
- 2.Qxb7#
- 2.Qc4#
- 1...Sf6
- 2.Sxf6#
- 1...Sb8
- 2.Sf6#
- 1...Sf8
- 2.Sf6#
- 1...Ke4!
- 1...Ke6
- 1.Qxb7+?
- 1...Ke6
- 2.Bc4#
- 1...Sxb7!
- 1...Ke6
- 1.Qc7?
- 1...Ke6
- 2.Bc4#
- 1...Sxa6
- 2.Qc4#
- 1...bxa6
- 2.Qc6#
- 1...e4
- 2.Sf4#
- 2.Qd6#
- 1...Sd3
- 2.Qc4#
- 1...Sa4
- 2.Qc4#
- 1...Se4
- 2.Bc4#
- 2.Qc4#
- 1...Se6
- 2.Qc4#
- 2.Qxb7#
- 1...Sf6
- 2.Qxe5#
- 1...Sb8
- 2.Qxe5#
- 1...Sf8
- 2.Qxe5#
- 1...Ke4!
- 1...Ke6
- 1.e4+?
- 1...Ke6
- 2.Bc4#
- 1...Sxe4
- 2.Bc4#
- 2.Qc4#
- 1...Kxe4!
- 1...Ke6
- 1.Kxh4?
- Keys
- 1.Ra4!
- 1...Ke4
- 2.Sc3#
- 1...Ke6
- 2.Bc4#
- 1...Sxa4
- 2.Qc4#
- 1...e4
- 2.Sf4#
- 1...Sd3
- 2.Qc4#
- 1...Se4
- 2.Bc4#
- 2.Qc4#
- 1...Sa6
- 2.Qc4#
- 1...Se6
- 2.Qxb7#
- 2.Qc4#
- 1...Sf6
- 2.Sxf6#
- 1...Sb8
- 2.Sf6#
- 1...Sf8
- 2.Sf6#
- 1...Ke4
- 1.Ra4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- K(e);P_SPINP(g),P_SPINS(i),S_FLIGHT::B(F)
- S(d);OGATE::QAB1(J)
- S(d);OGATE,XR(G)::QAB1(J)
- S(i);N_GUARD::S(E),XS(i)
- S(i);N_GUARD::S(E)
- P(f);N_GUARD,SBLOCK::S(B)
- P(h);N_GUARD,XR(G)::QAB1(J)
- Tries
- Try
- K(D);P-FLIGHT,XP(c)
- Vars
- K(e);P_SPINP(g),P_SPINS(i),S_FLIGHT::B(F)
- S(d);OGATE,XR(G)::QAB1(J)
- P(h);N_GUARD,XR(G)::QAB1(J)
- S(d);OGATE::QAB1(J)
- S(i);N_GUARD::S(E),XS(i)
- S(i);N_GUARD::S(E)
- P(f);N_GUARD,SBLOCK::S(B)
- Refutation
- K(e);S_FLIGHT
- Try
- S(B);CHECK
- Vars
- K(e);P_SPINP(g),P_SPINS(i),S_FLIGHT::B(F)
- Refutation
- P(b);XS(B)
- Try
- B(H);XS(d)
- Vars
- K(e);S_FLIGHT::QAB(J),XP(h)
- P(g);SBLOCK,XB(H)::QAB(J),XP(h)
- P(h);N_GUARD,XR(G)::QAB1(J)
- P(f);N_GUARD,SBLOCK::S(B)
- S(i);N_GUARD::S(E),XS(i)
- S(i);N_GUARD::S(E)
- Refutation
- S(i);XB(H)
- Try
- R(G);
- Vars
- K(e);P_SPINS(i),S_FLIGHT::B(F)
- P(f);N_GUARD,SBLOCK::S(B)
- S(d);OGATE::QAB1(J)
- S(i);N_GUARD::S(E),XS(i)
- S(i);N_GUARD::S(E)
- Refutation
- K(e);S_FLIGHT
- Try
- R(G);XP(g)
- Vars
- S(i);N_GUARD,XR(G)::S(E)
- S(i);N_GUARD::S(E),XS(i)
- S(i);N_GUARD::S(E)
- Refutation
- K(e);S_FLIGHT
- Try
- R(G);
- Vars
- K(e);P_SPINS(i),S_FLIGHT::B(F)
- P(f);N_GUARD,SBLOCK::S(B)
- S(d);OGATE::QAB1(J)
- S(i);N_GUARD::S(E),XS(i)
- S(i);N_GUARD::S(E)
- Refutation
- K(e);S_FLIGHT
- Try
- R(G);
- Vars
- K(e);P_SPINS(i),S_FLIGHT::B(F)
- P(f);N_GUARD,SBLOCK::S(B)
- S(d);OGATE::QAB1(J)
- S(i);N_GUARD::S(E),XS(i)
- S(i);N_GUARD::S(E)
- Refutation
- K(e);S_FLIGHT
- Try
- Q(J);CHECK,XP(h)
- Vars
- K(e);P_SPINP(g),S_FLIGHT::B(F)
- Refutation
- S(d);XQ(J)
- Try
- Q(J);
- Vars
- K(e);P_SPINP(g),S_FLIGHT::B(F)
- S(d);OGATE,XR(G)::QAB1(J)
- P(h);N_GUARD,XR(G)::QAB1(J)
- S(d);OGATE::QAB1(J)
- S(i);N_GUARD::QAR1(J),XP(f)
- Refutation
- K(e);S_FLIGHT
- Try
- P(C);CHECK
- Vars
- K(e);P_SPINP(g),P_SPINS(i),S_FLIGHT::B(F)
- Refutation
- K(e);S_FLIGHT,XP(C)
- Try
- Actual
- R(G);
- Vars
- K(e);P_SPINP(b),S_FLIGHT::S(B)
- K(e);P_SPINS(i),S_FLIGHT::B(F)
- S(d);OGATE,XR(G)::QAB1(J)
- P(f);N_GUARD,SBLOCK::S(B)
- S(d);OGATE::QAB1(J)
- S(i);N_GUARD::S(E),XS(i)
- S(i);N_GUARD::S(E)
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