MESON Chess Problem Database
Problem Display
PID: 145386 (8/5p2/Kp3P2/2p2Q2/Bpk5/1N2r3/3P1N2/8 w - - 0 1)
Lewis, Robert Tony
Phenix, 2000
#2
7 + 6
| 133 | The Problemist Supplement | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Qd3#
- 1...Re2
- 2.Qd3#
- 1...Rxb3
- 2.Qe4#
- 1...Rc3
- 2.Qe4#
- 1...Rd3
- 2.Qxd3#
- 1...Rf3
- 2.Qe4#
- 1...Rg3
- 2.Qe4#
- 1...Rh3
- 2.Qe4#
- 1...Re4
- 2.Qxe4#
- 1...Re5
- 2.Qd3#
- 1...Re6
- 2.Qd3#
- 1...Re7
- 2.Qd3#
- 1...Re8
- 2.Qd3#
- 1...b5
- 2.Qxc5#
- 1...Re1
- Tries
- 1.Kxb6?
- threat
- 2.Qxc5#
- 1...Re5
- 2.Qd3#
- 1...Re6+!
- threat
- 1.Ka7?
- 1...Rxb3
- 2.Qe4#
- 1...Re5
- 2.Qd3#
- 1...Re1
- 2.Qd3#
- 1...Re2
- 2.Qd3#
- 1...Rc3
- 2.Qe4#
- 1...Rd3
- 2.Qxd3#
- 1...Rf3
- 2.Qe4#
- 1...Rg3
- 2.Qe4#
- 1...Rh3
- 2.Qe4#
- 1...Re4
- 2.Qxe4#
- 1...Re6
- 2.Qd3#
- 1...Re8
- 2.Qd3#
- 1...b5
- 2.Qxc5#
- 1...Re7+!
- 1...Rxb3
- 1.Kb7?
- 1...Rxb3
- 2.Qe4#
- 1...Re5
- 2.Qd3#
- 1...Re1
- 2.Qd3#
- 1...Re2
- 2.Qd3#
- 1...Rc3
- 2.Qe4#
- 1...Rd3
- 2.Qxd3#
- 1...Rf3
- 2.Qe4#
- 1...Rg3
- 2.Qe4#
- 1...Rh3
- 2.Qe4#
- 1...Re4
- 2.Qxe4#
- 1...Re6
- 2.Qd3#
- 1...Re8
- 2.Qd3#
- 1...b5
- 2.Qxc5#
- 1...Re7+!
- 1...Rxb3
- 1.Sd1?
- threat
- 2.Sb2#
- 2.Sxe3#
- 1...Rxb3
- 2.Qe4#
- 1...Re4
- 2.Sb2#
- 2.Qxe4#
- 1...Re1
- 2.Sb2#
- 2.d3#
- 1...Re2
- 2.Sb2#
- 2.d3#
- 1...Rc3
- 2.Sb2#
- 2.Qe4#
- 1...Rd3
- 2.Sb2#
- 1...Rf3
- 2.Sb2#
- 2.Qe4#
- 1...Rg3
- 2.Sb2#
- 2.Qe4#
- 1...Rh3
- 2.Sb2#
- 2.Qe4#
- 1...Re6
- 2.Sb2#
- 2.d3#
- 1...Re7
- 2.Sb2#
- 2.d3#
- 1...Re8
- 2.Sb2#
- 2.d3#
- 1...Re5!
- threat
- 1.Bc6?
- threat
- 2.Bd5#
- 2.Qd5#
- 1...Rxb3
- 2.Qe4#
- 2.Qg4#
- 2.Qf4#
- 2.Qd5#
- 1...Rd3
- 2.Qxd3#
- 1...Re5
- 2.Qc2#
- 2.Qd3#
- 1...Kxb3!
- threat
- 1.Qc2+?
- 1...Rc3
- 2.Qe4#
- 1...Kd5!
- 1...Rc3
- 1.Qg4+?
- 1...Re4
- 2.Qxe4#
- 1...Kd5!
- 1...Re4
- 1.Qf4+?
- 1...Re4
- 2.Qxe4#
- 1...Kd5!
- 1...Re4
- 1.d3+?
- 1...Rxd3
- 2.Qxd3#
- 1...Kc3!
- 1...Rxd3
- 1.Kxb6?
- Keys
- 1.Qd7!
- 1...Rxb3
- 2.Bb5#
- 1...Re1
- 2.Qd3#
- 1...Re2
- 2.Qd3#
- 1...Rc3
- 2.Qxf7#
- 1...Rd3
- 2.Qxd3#
- 1...Rf3
- 2.Qxf7#
- 1...Rg3
- 2.Qxf7#
- 1...Rh3
- 2.Qxf7#
- 1...Re4
- 2.Qd3#
- 1...Re5
- 2.Qd3#
- 1...Re6
- 2.Qd3#
- 1...Re7
- 2.Qd3#
- 1...Re8
- 2.Qd3#
- 1...b5
- 2.Sa5#
- 1...Rxb3
- 1.Qd7!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 7
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(a);N_GUARD::QAB1(E)
- R(a);N_GUARD,XS(C)::QAR2(E)
- R(a);N_GUARD::QAR2(E)
- R(a);N_GUARD::QAB1(E),XR(a)
- R(a);N_GUARD::QAR2(E),XR(a)
- P(e);N_GUARD::QAR1(E),XP(d)
- Tries
- Try
- K(F);P-FLIGHT,XP(e)
- Threat
- QAR1(E),XP(d)
- Vars
- R(a);N_GUARD::QAB1(E)
- Refutation
- R(a);CHECK
- Try
- K(F);P-FLIGHT
- Vars
- R(a);N_GUARD,XS(C)::QAR2(E)
- R(a);N_GUARD::QAB1(E)
- R(a);N_GUARD::QAR2(E)
- R(a);N_GUARD::QAB1(E),XR(a)
- R(a);N_GUARD::QAR2(E),XR(a)
- P(e);N_GUARD::QAR1(E),XP(d)
- Refutation
- R(a);CHECK
- Try
- K(F);S_FLIGHT
- Vars
- R(a);N_GUARD,XS(C)::QAR2(E)
- R(a);N_GUARD::QAB1(E)
- R(a);N_GUARD::QAR2(E)
- R(a);N_GUARD::QAB1(E),XR(a)
- R(a);N_GUARD::QAR2(E),XR(a)
- P(e);N_GUARD::QAR1(E),XP(d)
- Refutation
- R(a);CHECK
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- R(a);N_GUARD,XS(C)::QAR2(E)
- R(a);::S(B)
- Refutation
- R(a);
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- R(a);N_GUARD::QAB1(E),XR(a)
- Refutation
- K(c);S_FLIGHT,XS(C)
- Try
- Q(E);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a)::QAR2(E)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(E);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a)::QAR2(E),XR(a)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(E);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a)::QAR2(E),XR(a)
- Refutation
- K(c);S_FLIGHT
- Try
- P(A);CHECK
- Vars
- R(a);OGATE,XP(A)::QAB1(E),XR(a)
- Refutation
- K(c);P-FLIGHT
- Try
- Actual
- Q(E);
- Vars
- R(a);SBLOCK,XS(C)::B(D)
- R(a);N_GUARD::QAB1(E)
- R(a);N_GUARD::QAB(E),XP(f)
- R(a);N_GUARD::QAB1(E),XR(a)
- P(e);N_GUARD::S(C)
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