MESON Chess Problem Database
Problem Display
PID: 68084 (3n4/3K4/N7/3k1NR1/4R1q1/2Br4/1P2Q3/4n1rb w - - 0 1)
Gamage, Frederick
HM., Los Angeles Chess Club, 1938
#2
8 + 7
| 5397 | Frederick Gamage (Prcic) | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Qxe2
- 2.Sg3#
- 1...Qf3
- 2.Se7#
- 1...Qxf5+
- 2.Rxf5#
- 1...Qh5
- 2.Se7#
- 1...Qg2
- 2.Sg3#
- 2.Se7#
- 1...Qg3
- 2.Sxg3#
- 2.Se7#
- 1...Qxe4
- 2.Se3#
- 1...Qf4
- 2.Se7#
- 1...Qh4
- 2.Se7#
- 1...Rd1
- 2.Re5#
- 2.Qc4#
- 1...Rd2
- 2.Re5#
- 2.Qc4#
- 1...Rxc3
- 2.Re5#
- 1...Re3
- 2.Qc4#
- 1...Rf3
- 2.Re5#
- 2.Qc4#
- 1...Rg3
- 2.Re5#
- 2.Qc4#
- 1...Rh3
- 2.Re5#
- 2.Qc4#
- 1...Rd4
- 2.Re5#
- 1...Sg2
- 2.Qxd3#
- 1...Se6
- 2.Se7#
- 1...Qxe2
- Tries
- 1.Rexg4?
- threat
- 2.Se3#
- 2.Sg3#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 2.Qe5#
- 1...Rxc3
- 2.Se3#
- 2.Sg3#
- 2.Sd4#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 2.Rd4#
- 1...Be4
- 2.Se3#
- 2.Qxe4#
- 1...Rf1
- 2.Se3#
- 2.Se7#
- 2.Qe5#
- 1...Rgg3
- 2.Se3#
- 2.Sxg3#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 2.Qe5#
- 1...Re3
- 2.Sxe3#
- 2.Se7#
- 2.Qc4#
- 2.Qb5#
- 1...Rf3
- 2.Se3#
- 2.Se7#
- 2.Rd4#
- 2.Qc4#
- 2.Qb5#
- 2.Qe4#
- 2.Qe5#
- 1...Rdg3
- 2.Se3#
- 2.Sxg3#
- 2.Sd4#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 2.Rd4#
- 2.Qc4#
- 2.Qb5#
- 2.Qe5#
- 1...Rd4
- 2.Se3#
- 2.Sg3#
- 2.Sxd4#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 2.Rxd4#
- 2.Qb5#
- 1...Sf3
- 2.Se3#
- 2.Se7#
- 2.Qe4#
- 1...Sc6
- 2.Se3#
- 2.Se7#
- 2.Qe6#
- 1...Se6
- 2.Se3#
- 2.Se7#
- 2.Qe5#
- 2.Qxe6#
- 1...Sf7
- 2.Se3#
- 2.Se7#
- 2.Qe6#
- 1...Rxg4!
- threat
- 1.Rgxg4?
- threat
- 2.Se7#
- 2.Re5#
- 1...Rxg4
- 2.Se7#
- 1...Bxe4
- 2.Qxe4#
- 1...Re3
- 2.Sxe3#
- 2.Se7#
- 2.Qc4#
- 2.Qb5#
- 1...Sf3
- 2.Se7#
- 1...Sf7
- 2.Se7#
- 1...Sc6!
- threat
- 1.Qxg4?
- threat
- 2.Se3#
- 2.Sg3#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 2.Re5#
- 1...Rxc3
- 2.Se3#
- 2.Sg3#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 1...Bxe4
- 2.Se3#
- 1...Rd4
- 2.Se3#
- 2.Sd6#
- 1...Rf1
- 2.Se3#
- 2.Se7#
- 2.Re5#
- 1...Rgg3
- 2.Se3#
- 2.Sxg3#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 2.Re5#
- 1...Re3
- 2.Sxe3#
- 2.Sg3#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 1...Rf3
- 2.Se3#
- 2.Se7#
- 2.Re5#
- 1...Rdg3
- 2.Se3#
- 2.Sxg3#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 2.Re5#
- 1...Sf3
- 2.Se3#
- 2.Se7#
- 1...Sc6
- 2.Se3#
- 2.Se7#
- 1...Se6
- 2.Se3#
- 2.Se7#
- 2.Re5#
- 1...Sf7
- 2.Se3#
- 2.Se7#
- 1...Rxg4!
- threat
- 1.Qe3?
- threat
- 2.Sb4#
- 2.Sc7#
- 1...Qxf5+
- 2.Rxf5#
- 1...Qxe4
- 2.Qc5#
- 1...Rxc3
- 2.Sb4#
- 2.Qd4#
- 1...Bxe4
- 2.Qc5#
- 1...Rd4
- 2.Qxd4#
- 1...Qg3
- 2.Sxg3#
- 2.Se7#
- 2.Sb4#
- 1...Qf4
- 2.Se7#
- 2.Sb4#
- 1...Sc2
- 2.Sc7#
- 1...Sc6
- 2.Sc7#
- 1...Se6
- 2.Se7#
- 2.Sb4#
- 1...Rxe3!
- threat
- 1.Rexg4?
- Keys
- 1.b4!
- threat
- 2.Sc7#
- 1...Qxf5+
- 2.Rxf5#
- 1...Qxe2
- 2.Sg3#
- 1...Qxe4
- 2.Se3#
- 1...Rxc3
- 2.Re5#
- 1...Bxe4
- 2.Qa2#
- 1...Re3
- 2.Qc4#
- 1...Qg3
- 2.Sxg3#
- 2.Se7#
- 1...Qf4
- 2.Se7#
- 1...Se6
- 2.Se7#
- threat
- 1.b4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 5
- Sets
- Q(e);N_PINS(E),XQ(B)::R(F)+S(E)
- Q(e);N_PINS(E)::R(F)+S(E),DCHECK
- Q(e);CHECK,OGATE,P_SPINQ(e),XS(E)::R(F),XQ(e)
- Q(e);N_PINS(E),SBLOCK,XR(D)::R(F)+S(E),DCHECK
- R(d);XB(C)::R1(D)
- R(d);OGATE::QAB1(B)
- R(d);::R1(D)
- S(a);N_GUARD::QAR2(B),XR(d)
- S(g);N_PINS(E)::R(F)+S(E),DCHECK
- Tries
- Try
- R(D);N_SPINS(E),XQ(e)
- Threat
- DUALS(8)
- Refutation
- R(b);XR(D)
- Try
- R(F);N_SPINS(E),XQ(e)
- Threat
- DUALS(2)
- Vars
- R(b);XR(F)::S(E)
- B(c);OGATE,XR(D)::QAB1(B),XB(c)
- S(a);::S(E)
- S(g);::S(E)
- Refutation
- S(g);
- Try
- Q(B);N_SPINS(E),XQ(e)
- Threat
- DUALS(8)
- Vars
- B(c);XR(D)::R(F)+S(E),DCHECK
- Refutation
- R(b);XQ(B)
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- Q(e);CHECK,OGATE,P_SPINQ(e),XS(E)::R(F),XQ(e)
- Q(e);N_PINS(E),SBLOCK,XR(D)::QAR1(B)
- B(c);SBLOCK,XR(D)::QAR1(B)
- R(d);N_GUARD::QAR1(B),XR(d)
- S(a);::S(G)
- S(g);::S(G)
- Refutation
- R(d);XQ(B)
- Try
- Actual
- P(A);
- Threat
- S(G)
- Vars
- Q(e);CHECK,OGATE,P_SPINQ(e),XS(E)::R(F),XQ(e)
- Q(e);N_PINS(E),XQ(B)::R(F)+S(E)
- Q(e);N_PINS(E),SBLOCK,XR(D)::R(F)+S(E),DCHECK
- R(d);XB(C)::R1(D)
- B(c);SBLOCK,XR(D)::QAB(B)
- R(d);OGATE::QAB1(B)
- Q(e);N_PINS(E)::R(F)+S(E),DCHECK
- S(g);N_PINS(E)::R(F)+S(E),DCHECK
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).