MESON Chess Problem Database
Problem Display
PID: 186227 (5b2/3K3n/3p1pN1/2pk1r2/4n3/1Ppr3B/2N3Q1/6B1 w - - 0 1)
Rice, John Michael
British Chess Magazine, 2018
#2
7 + 10
SOLUTION
- SOUND
- Sets
- 1...Rd4
- 2.Se3#
- 1...Rf1
- 2.Be6#
- 1...Rf2
- 2.Be6#
- 1...Rf3
- 2.Be6#
- 1...Rf4
- 2.Be6#
- 1...Re5
- 2.Sf4#
- 1...Rg5
- 2.Be6#
- 1...Rh5
- 2.Be6#
- 1...c4
- 2.Sb4#
- 1...Rd4
- Tries
- 1.Bxf5?
- threat
- 2.Bxe4#
- 2.Be6#
- 2.Qxe4#
- 1...Re3
- 2.Be6#
- 1...Rf3
- 2.Be6#
- 1...Rd4
- 2.Se3#
- 2.Be6#
- 1...Sg5!
- threat
- 1.Qf1?
- threat
- 2.Qxd3#
- 2.Qxf5#
- 1...Rxh3
- 2.Qc4#
- 2.Qxf5#
- 1...Rxf1
- 2.Be6#
- 1...Sg3
- 2.Qxd3#
- 1...Rd1
- 2.Qc4#
- 2.Qxf5#
- 1...Rd2
- 2.Qc4#
- 2.Qxf5#
- 1...Re3
- 2.Qc4#
- 2.Qxf5#
- 1...Rdf3
- 2.Qc4#
- 1...Rg3
- 2.Qc4#
- 2.Qxf5#
- 1...Rd4
- 2.Se3#
- 2.Qxf5#
- 1...Rf2
- 2.Be6#
- 2.Qxd3#
- 1...Rff3
- 2.Be6#
- 1...Rf4
- 2.Be6#
- 2.Qxd3#
- 1...Re5
- 2.Sf4#
- 2.Qxd3#
- 1...Rg5
- 2.Be6#
- 2.Qxd3#
- 1...Rh5
- 2.Be6#
- 2.Qxd3#
- 1...c4
- 2.Sb4#
- 2.Qxf5#
- 1...Sf2!
- threat
- 1.Qf3?
- threat
- 2.Qxd3#
- 2.Qxf5#
- 1...Rfxf3
- 2.Be6#
- 1...Rd1
- 2.Qxf5#
- 1...Rd2
- 2.Qxf5#
- 1...Re3
- 2.Qxf5#
- 1...Rd4
- 2.Se3#
- 2.Qxf5#
- 1...Rf4
- 2.Be6#
- 2.Qxd3#
- 1...Re5
- 2.Sf4#
- 2.Qxd3#
- 1...Rg5
- 2.Be6#
- 2.Qxd3#
- 1...Rh5
- 2.Be6#
- 2.Qxd3#
- 1...c4
- 2.Sb4#
- 2.Qxf5#
- 1...Rdxf3!
- threat
- 1.Qg4?
- threat
- 2.Qxf5#
- 1...Rf1
- 2.Qe6#
- 1...Rf2
- 2.Qe6#
- 1...Rff3
- 2.Qe6#
- 1...Rf4
- 2.Qe6#
- 1...Re5
- 2.Sf4#
- 1...Rg5
- 2.Qe6#
- 1...Rh5
- 2.Qe6#
- 1...Sg3
- 2.Qc4#
- 1...Rdf3!
- threat
- 1.Bxf5?
- Keys
- 1.Qe2!
- threat
- 2.Qxd3#
- 1...Rxh3
- 2.Qc4#
- 1...Rd1
- 2.Qc4#
- 1...Rd2
- 2.Qc4#
- 1...Re3
- 2.Qc4#
- 1...Rdf3
- 2.Qc4#
- 1...Rg3
- 2.Qc4#
- 1...Rd4
- 2.Se3#
- 1...Rff3
- 2.Be6#
- 1...Sf2
- 2.Qe6#
- 1...c4
- 2.Sb4#
- threat
- 1.Qe2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 6
- Sets
- R(b);N_GUARD,SBLOCK::S(B)
- R(f);OGATE::B(E)
- R(f);N_SPINS(c),OGATE::B(E)
- R(f);N_GUARD,SBLOCK::S(F)
- P(d);N_GUARD::S(B)
- Tries
- Try
- B(E);XR(f)
- Threat
- DUALS(3)
- Vars
- R(b);::B(E)
- R(b);N_SPINS(c)::B(E)
- Refutation
- S(i);
- Try
- Q(C);N_PINS(c)
- Threat
- DUALS(2)
- Vars
- R(f);OGATE,XQ(C)::B(E)
- S(c);::QAR2(C),XR(b)
- R(b);OGATE::QAB1(C)
- R(f);OGATE::B(E)
- Refutation
- S(c);
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- R(f);N_SPINS(c),OGATE,XQ(C)::B(E)
- R(b);::QAR2(C),XR(f)
- Refutation
- R(b);N_SPINS(c),XQ(C)
- Try
- Q(C);N_PINS(c)
- Threat
- QAR2(C),XR(f)
- Vars
- R(f);OGATE::QAB1(C)
- R(f);N_GUARD,SBLOCK::S(F)
- S(c);OGATE::QAB1(C)
- Refutation
- R(b);
- Try
- Actual
- Q(C);N_PINS(c)
- Threat
- QAR2(C),XR(b)
- Vars
- R(b);OGATE,XB(E)::QAB1(C)
- R(b);OGATE::QAB1(C)
- R(b);N_GUARD,SBLOCK::S(B)
- R(f);OGATE::B(E)
- S(c);OGATE::QAB1(C)
- P(d);N_GUARD::S(B)
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