MESON Chess Problem Database
Problem Display
PID: 2427 (8/3p2b1/2pB1P2/n7/p2kPP2/R1n2K2/QNP5/8 w - - 0 1)
Kempe, Alfred
Source?, 0000
#2
9 + 7
| 1693 | English Chess Problems | 1876 |
SOLUTION
- SOUND
- Sets
- 1...Sb1
- 2.Rd3#
- 1...Sd1
- 2.Rd3#
- 1...Sxa2
- 2.Rd3#
- 1...Se2
- 2.Rd3#
- 1...Sxe4
- 2.Rd3#
- 1...Sb5
- 2.Rd3#
- 1...Sd5
- 2.Rd3#
- 1...Sc4
- 2.Qxc4#
- 1...Sb7
- 2.Qc4#
- 1...c5
- 2.Be5#
- 1...Sb1
- Tries
- 1.Rxc3?
- threat
- 2.Be5#
- 2.Rd3#
- 1...Bxf6
- 2.Rd3#
- 1...Sc4
- 2.Rd3#
- 2.Rxc4#
- 2.Qxc4#
- 1...Kxc3!
- threat
- 1.Rxa4+?
- 1...Sc4
- 2.Rxc4#
- 2.Qxc4#
- 1...Sxa4!
- 1...Sc4
- 1.Qb1?
- threat
- 2.Qg1#
- 1...Sxb1
- 2.Rd3#
- 1...Sxe4
- 2.Rd3#
- 1...Sd1
- 2.Rd3#
- 2.Qxd1#
- 1...Se2
- 2.Rd3#
- 2.Qd1#
- 1...Sd5
- 2.Rd3#
- 2.Qd1#
- 1...Sc4!
- threat
- 1.Qd5+?
- 1...Sxd5
- 2.Rd3#
- 1...cxd5!
- 1...Sxd5
- 1.Qe6?
- threat
- 2.Qe5#
- 1...Bxf6
- 2.Qxf6#
- 1...Sc4
- 2.Qxc4#
- 1...dxe6!
- threat
- 1.Qa1?
- threat
- 2.Qg1#
- 1...Sxe4
- 2.Rd3#
- 1...Sb1
- 2.Rd3#
- 1...Sd1
- 2.Rd3#
- 2.Qxd1#
- 1...Se2
- 2.Rd3#
- 2.Qd1#
- 1...Sd5
- 2.Rd3#
- 2.Qd1#
- 1...Sc4!
- threat
- 1.fxg7?
- 1...Sxa2
- 2.Rd3#
- 1...Sxe4
- 2.Rd3#
- 1...Sb1
- 2.Rd3#
- 1...Sd1
- 2.Rd3#
- 1...Se2
- 2.Rd3#
- 1...Sb5
- 2.Rd3#
- 1...Sd5
- 2.Rd3#
- 1...Sc4
- 2.Qxc4#
- 1...Sb7
- 2.Qc4#
- 1...c5
- 2.Be5#
- 1...Sb3!
- 1...Sxa2
- 1.Rxc3?
- Keys
- 1.Qg8!
- 1...Bxf6
- 2.Qg1#
- 1...Sxe4
- 2.Rd3#
- 1...Bh6
- 2.Qg1#
- 1...Bf8
- 2.Qg1#
- 1...Bh8
- 2.Qg1#
- 1...Sb1
- 2.Rd3#
- 1...Sd1
- 2.Rd3#
- 1...Sa2
- 2.Rd3#
- 1...Se2
- 2.Rd3#
- 1...Sb5
- 2.Rd3#
- 1...Sd5
- 2.Rd3#
- 1...Sb3
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Sb7
- 2.Qc4#
- 1...c5
- 2.Be5#
- 1...Bxf6
- 1.Qg8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- S(a);OGATE::R1(D)
- S(a);OGATE,XQ(A)::R1(D)
- S(a);OGATE,XP(F)::R1(D)
- S(d);N_GUARD::QAR1(A),XS(d)
- S(d);N_GUARD::QAR1(A)
- P(e);SBLOCK::B(H)
- Tries
- Try
- R(D);XS(a)
- Threat
- DUALS(2)
- Vars
- B(g);XP(I)::R1(D)
- Refutation
- K(c);S_FLIGHT,XR(D)
- Try
- R(D);CHECK,XP(b)
- Refutation
- S(a);XR(D)
- Try
- Q(A);
- Threat
- QAB(A)
- Vars
- S(a);OGATE,XQ(A)::R1(D)
- S(a);OGATE,XP(F)::R1(D)
- Refutation
- S(d);
- Try
- Q(A);CHECK
- Vars
- S(a);OGATE,XQ(A)::R1(D)
- Refutation
- P(e);XQ(A)
- Try
- Q(A);
- Threat
- QAB1(A)
- Vars
- B(g);OGATE,XP(I)::QAB(A),XB(g)
- S(d);N_GUARD::QAR1(A),XS(d)
- Refutation
- P(f);XQ(A)
- Try
- Q(A);
- Threat
- QAB(A)
- Vars
- S(a);OGATE,XP(F)::R1(D)
- S(a);OGATE::R1(D)
- Refutation
- S(d);
- Try
- P(I);XB(g)
- Vars
- S(a);OGATE,XQ(A)::R1(D)
- S(a);OGATE,XP(F)::R1(D)
- S(a);OGATE::R1(D)
- S(d);N_GUARD::QAR1(A),XS(d)
- S(d);N_GUARD::QAR1(A)
- P(e);SBLOCK::B(H)
- Refutation
- S(d);
- Try
- Actual
- Q(A);
- Vars
- B(g);OGATE,XP(I)::QAB(A)
- S(a);OGATE,XP(F)::R1(D)
- B(g);OGATE::QAB(A)
- S(a);OGATE::R1(D)
- S(d);N_GUARD::QAR1(A)
- S(d);N_GUARD::QAR1(A),XS(d)
- P(e);SBLOCK::B(H)
Developed and maintained by Brian Stephenson.
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