MESON Chess Problem Database
Problem Display
PID: 7505 (2N1KR2/7p/2p1kBN1/6r1/4PbP1/3n2q1/3Q4/2R5 w - - 0 1)
Barnes, Barry Peter
Quack, Godfrey C
Comm., The Problemist, 1990
#2
9 + 7
| 4199 | Barnes about Chess Problems | 2001 |
SOLUTION
- SOUND
- Sets
- 1...Rxg4
- 2.Qa2#
- 1...Re5
- 2.Rxc6#
- 1...Rf5
- 2.gxf5#
- 1...Rxg6
- 2.Qa2#
- 1...Be5
- 2.Qa2#
- 1...Sxc1
- 2.Qd7#
- 1...Se1
- 2.Qd7#
- 1...Sb2
- 2.Qd7#
- 1...Sf2
- 2.Qd7#
- 1...Sb4
- 2.Qd7#
- 1...Se5
- 2.Qd6#
- 1...Rxg4
- Tries
- 1.Sxf4+?
- 1...Sxf4
- 2.Rxc6#
- 2.Qd6#
- 2.Qd7#
- 1...Qxf4!
- 1...Sxf4
- 1.Se5?
- threat
- 2.Rxc6#
- 2.Qa2#
- 1...Rxe5
- 2.Rxc6#
- 1...Bxd2
- 2.Rxc6#
- 1...Bxe5
- 2.Qa2#
- 1...Sxc1
- 2.Qd6#
- 2.Qd7#
- 1...Sxe5
- 2.Qd6#
- 1...Qf2
- 2.Rxc6#
- 1...Qh2
- 2.Rxc6#
- 1...Qg2
- 2.Rxc6#
- 1...Se1
- 2.Rxc6#
- 2.Qd6#
- 2.Qd7#
- 1...Sb2
- 2.Rxc6#
- 2.Qd6#
- 2.Qd7#
- 1...Sf2
- 2.Rxc6#
- 2.Qd6#
- 2.Qd7#
- 1...Sb4
- 2.Qd6#
- 2.Qd7#
- 1...Sc5
- 2.Qd6#
- 1...c5!
- threat
- 1.Bc3?
- threat
- 2.Rf6#
- 1...Rxg6
- 2.Qa2#
- 1...Rf5
- 2.gxf5#
- 1...Be5
- 2.Qa2#
- 1...Se5
- 2.Qd6#
- 1...Re5!
- threat
- 1.Bd4?
- threat
- 2.Rf6#
- 1...Rxg6
- 2.Qa2#
- 1...Re5
- 2.Rxc6#
- 1...Rf5
- 2.gxf5#
- 1...Be5
- 2.Qa2#
- 1...Se5!
- threat
- 1.Bxg5?
- threat
- 2.Rf6#
- 2.Qa2#
- 1...Bxd2
- 2.Rf6#
- 1...Bxg5
- 2.Qa2#
- 1...Sxc1
- 2.Rf6#
- 2.Qd7#
- 1...Qf2
- 2.Rf6#
- 1...Qh2
- 2.Rf6#
- 1...Qg2
- 2.Rf6#
- 1...Be5
- 2.Qa2#
- 1...Se1
- 2.Rf6#
- 2.Qd7#
- 1...Sb2
- 2.Rf6#
- 2.Qd7#
- 1...Sf2
- 2.Rf6#
- 2.Qd7#
- 1...Sb4
- 2.Rf6#
- 2.Qd7#
- 1...Sc5
- 2.Rf6#
- 1...Se5
- 2.Rf6#
- 2.Qd6#
- 1...c5
- 2.Rf6#
- 1...hxg6!
- threat
- 1.Bg7?
- threat
- 2.Rf6#
- 1...Rxg6
- 2.Qa2#
- 1...Rf5
- 2.gxf5#
- 1...Be5
- 2.Qa2#
- 1...hxg6!
- threat
- 1.Bh8?
- threat
- 2.Rf6#
- 1...Rxg6
- 2.Qa2#
- 1...Rf5
- 2.gxf5#
- 1...Be5
- 2.Qa2#
- 1...hxg6!
- threat
- 1.Sxf4+?
- Keys
- 1.Ba1!
- threat
- 2.Rf6#
- 1...Rxg6
- 2.Qa2#
- 1...Re5
- 2.Rxc6#
- 1...Rf5
- 2.gxf5#
- 1...Be5
- 2.Qa2#
- 1...Sb2
- 2.Qd7#
- 1...Se5
- 2.Qd6#
- threat
- 1.Ba1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 5
- Sets
- R(d);N_GUARD,XP(D)::QAB(B)
- R(d);S_CUTB(c)::R(A),XP(e)
- R(d);OGATE::P(D),XR(d)
- R(d);N_GUARD,XS(F)::QAB(B)
- B(c);S_CUTR(d)::QAB(B)
- S(a);OGATE,XR(A)::QAB1(B)
- S(a);OGATE::QAB1(B)
- S(a);OGATE::QAR1(B)
- Tries
- Try
- S(F);CHECK,XB(c)
- Refutation
- Q(b);XS(F)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(d);XS(F)::R(A),XP(e)
- B(c);XQ(B)::R(A),XP(e)
- B(c);XS(F)::QAB(B)
- S(a);OGATE,XS(F)::QAR1(B)
- Q(b);::R(A),XP(e)
- S(a);OGATE::QAR1(B)
- Refutation
- P(e);
- Try
- B(E);
- Threat
- R1(I)
- Vars
- R(d);N_GUARD,XS(F)::QAB(B)
- R(d);OGATE::P(D),XR(d)
- B(c);S_CUTR(d)::QAB(B)
- S(a);OGATE::QAR1(B)
- Refutation
- R(d);
- Try
- B(E);
- Threat
- R1(I)
- Vars
- R(d);N_GUARD,XS(F)::QAB(B)
- R(d);S_CUTB(c)::R(A),XP(e)
- R(d);OGATE::P(D),XR(d)
- B(c);S_CUTR(d)::QAB(B)
- Refutation
- S(a);
- Try
- B(E);XR(d)
- Threat
- DUALS(2)
- Vars
- B(c);XQ(B)::R1(I)
- B(c);XB(E)::QAB(B)
- Q(b);::R1(I)
- B(c);::QAB(B)
- S(a);::R1(I)
- P(e);::R1(I)
- Refutation
- P(g);XS(F)
- Try
- B(E);
- Threat
- R1(I)
- Vars
- R(d);N_GUARD,XS(F)::QAB(B)
- R(d);OGATE::P(D),XR(d)
- B(c);S_CUTR(d)::QAB(B)
- Refutation
- P(g);XS(F)
- Try
- B(E);
- Threat
- R1(I)
- Vars
- R(d);N_GUARD,XS(F)::QAB(B)
- R(d);OGATE::P(D),XR(d)
- B(c);S_CUTR(d)::QAB(B)
- Refutation
- P(g);XS(F)
- Try
- Actual
- B(E);
- Threat
- R1(I)
- Vars
- R(d);N_GUARD,XS(F)::QAB(B)
- R(d);S_CUTB(c)::R(A),XP(e)
- R(d);OGATE::P(D),XR(d)
- B(c);S_CUTR(d)::QAB(B)
- S(a);OGATE::QAB1(B)
- S(a);OGATE::QAR1(B)
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