MESON Chess Problem Database
Problem Display
PID: 93892 (n2N4/r2B2Q1/1p1k1p2/8/bPR1P3/N7/p7/B4K2 w - - 0 1)
Thompson, Robert J
1st Prize, New York Sun, 1899
#2
9 + 7
| 15 | British Chess Magazine | 1899 |
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ra5
- 2.Sb7#
- 1...Ra6
- 2.Sb7#
- 1...Rb7
- 2.Sxb7#
- 1...Rxd7
- 2.Qxf6#
- 1...Bd1
- 2.Sb5#
- 2.Rc6#
- 1...Bc2
- 2.Sb5#
- 2.Rc6#
- 1...Bb3
- 2.Sb5#
- 2.Rc6#
- 1...Bb5
- 2.Sxb5#
- 1...Bc6
- 2.Rxc6#
- 1...Bxd7
- 2.Qf8#
- 1...b5
- 2.Rc6#
- 1...f5
- 2.Be5#
- 1...Ra5
- Tries
- 1.Be5+?
- 1...Kxe5
- 2.Qg3#
- 1...fxe5!
- 1...Kxe5
- 1.Rc1?
- 1...Bb5+
- 2.Sxb5#
- 1...Rxd7
- 2.Qxf6#
- 1...Bxd7
- 2.Qf8#
- 1...Bc2
- 2.Sb5#
- 1...Bc6
- 2.Rxc6#
- 1...Ra5
- 2.Sb7#
- 1...Ra6
- 2.Sb7#
- 1...Rb7
- 2.Sxb7#
- 1...Bd1
- 2.Sb5#
- 2.Rc6#
- 1...Bb3
- 2.Sb5#
- 2.Rc6#
- 1...Sc7
- 2.Sc4#
- 1...b5
- 2.Rc6#
- 1...f5
- 2.Be5#
- 1...Rc7!
- 1...Bb5+
- 1.Rd4+?
- 1...Ke5
- 2.Qg3#
- 1...Kc7!
- 1...Ke5
- 1.Rc5?
- threat
- 2.Sc4#
- 1...Bb5+
- 2.Sxb5#
- 1...Bc6
- 2.Rxc6#
- 1...Bb3
- 2.Sb5#
- 2.Rc6#
- 1...b5
- 2.Rc6#
- 1...bxc5!
- threat
- 1.Rc8?
- threat
- 2.Sc4#
- 1...Bb5+
- 2.Sxb5#
- 1...Bb3
- 2.Sb5#
- 2.Rc6#
- 1...b5
- 2.Rc6#
- 1...Rc7!
- threat
- 1.Qf7?
- threat
- 2.Qe6#
- 1...Bxd7
- 2.Qf8#
- 1...Bc6
- 2.Rxc6#
- 1...Sc7!
- threat
- 1.b5?
- threat
- 2.Rc6#
- 1...Bxb5
- 2.Sxb5#
- 1...Rc7!
- threat
- 1.e5+?
- 1...Kd5
- 2.Be6#
- 2.Qg2#
- 2.Qf7#
- 2.Qg8#
- 1...fxe5!
- 1...Kd5
- 1.Be5+?
- Keys
- 1.Rc2!
- 1...Bb5+
- 2.Sxb5#
- 1...Rxd7
- 2.Qxf6#
- 1...Bxc2
- 2.Sb5#
- 1...Bxd7
- 2.Qf8#
- 1...Bc6
- 2.Rxc6#
- 1...Rc7
- 2.Rd2#
- 1...Ra5
- 2.Sb7#
- 1...Ra6
- 2.Sb7#
- 1...Rb7
- 2.Sxb7#
- 1...Bb3
- 2.Sb5#
- 2.Rc6#
- 1...Sc7
- 2.Sc4#
- 1...b5
- 2.Rc6#
- 1...f5
- 2.Be5#
- 1...Bb5+
- 1.Rc2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- R(f);N_GUARD::S(I)
- R(f);N_GUARD::S(I),XR(f)
- R(f);SBLOCK,XB(G)::QAR2(H),XP(e)
- B(b);N_GUARD,P_PINR(E)::S(C),XB(b)
- B(b);N_GUARD::R1(E),XB(b)
- B(b);SBLOCK,XB(G)::QAB(H)
- P(c);S_CUTB(b)::R1(E)
- P(e);N_GUARD::B(A)
- Tries
- Try
- B(A);CHECK
- Vars
- K(d);P_SPINP(e),S_FLIGHT,XB(A)::QAB(H)
- Refutation
- P(e);XB(A)
- Try
- R(E);
- Vars
- B(b);CHECK,N_GUARD::S(C),XB(b)
- R(f);SBLOCK,XB(G)::QAR2(H),XP(e)
- B(b);SBLOCK,XB(G)::QAB(H)
- B(b);N_GUARD::S(C)
- B(b);N_GUARD::R1(E),XB(b)
- R(f);N_GUARD::S(I)
- R(f);N_GUARD::S(I),XR(f)
- S(g);SBLOCK::S(C)
- P(c);S_CUTB(b)::R1(E)
- P(e);N_GUARD::B(A)
- Refutation
- R(f);
- Try
- R(E);CHECK
- Vars
- K(d);P_SPINP(e),S_FLIGHT::QAB(H)
- Refutation
- K(d);S_FLIGHT
- Try
- R(E);
- Threat
- S(C)
- Vars
- B(b);CHECK,N_GUARD::S(C),XB(b)
- B(b);N_GUARD::R1(E),XB(b)
- P(c);S_CUTB(b)::R1(E)
- Refutation
- P(c);XR(E)
- Try
- R(E);
- Threat
- S(C)
- Vars
- B(b);CHECK,N_GUARD::S(C),XB(b)
- P(c);S_CUTB(b)::R1(E)
- Refutation
- R(f);
- Try
- Q(H);
- Threat
- QAR1(H)
- Vars
- B(b);SBLOCK,XB(G)::QAB(H)
- B(b);N_GUARD::R1(E),XB(b)
- Refutation
- S(g);
- Try
- P(D);
- Threat
- R1(E)
- Vars
- B(b);P_PINR(E),XP(D)::S(C),XB(b)
- Refutation
- R(f);
- Try
- P(F);CHECK
- Refutation
- P(e);XP(F)
- Try
- Actual
- R(E);
- Vars
- B(b);CHECK,N_GUARD::S(C),XB(b)
- R(f);SBLOCK,XB(G)::QAR2(H),XP(e)
- B(b);N_GUARD,XR(E)::S(C)
- B(b);SBLOCK,XB(G)::QAB(H)
- B(b);N_GUARD::R1(E),XB(b)
- R(f);SBLOCK::R(E)
- R(f);N_GUARD::S(I)
- R(f);N_GUARD::S(I),XR(f)
- S(g);SBLOCK::S(C)
- P(c);S_CUTB(b)::R1(E)
- P(e);N_GUARD::B(A)
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