MESON Chess Problem Database
Problem Display
PID: 11052 (B3b1r1/B1Pp1P1p/p2kNnnR/3N2Qp/5p2/8/1prb1P2/4R1K1 w - - 0 1)
Kish, Alexander
Chess, 1936
#2
11 + 13
SOLUTION
- SOUND
- Sets
- 1...Rc5
- 2.Bxc5#
- 1...Bc3
- 2.Bc5#
- 2.c8S#
- 1...Rc5
- Tries
- 1.Sd4?
- threat
- 2.Sf5#
- 2.Qxf6#
- 1...Bxe1
- 2.Qxf6#
- 1...Bxf7
- 2.Sf5#
- 1...Sxd5
- 2.Qe5#
- 1...Be3
- 2.Qxf6#
- 1...Se4
- 2.Qe7#
- 1...Sg4
- 2.Sf5#
- 2.Qe7#
- 1...Sh4
- 2.Rxf6#
- 1...Se5
- 2.Rxf6#
- 1...Se7
- 2.Rxf6#
- 1...Sf8
- 2.Sf5#
- 2.fxe8S#
- 1...Sh8
- 2.Sf5#
- 2.Rxf6#
- 1...Rc6!
- threat
- 1.Sc5?
- threat
- 2.Qxf6#
- 2.c8S#
- 1...Rxc5
- 2.Qxf6#
- 1...Sxd5
- 2.Qe5#
- 1...Bc3
- 2.c8S#
- 1...Se4
- 2.Qe7#
- 2.c8S#
- 1...Sg4
- 2.Qe7#
- 2.c8S#
- 1...Sh4
- 2.Rxf6#
- 2.c8S#
- 1...Se5
- 2.Rxf6#
- 2.c8S#
- 1...Se7
- 2.Rxf6#
- 1...Sf8
- 2.c8S#
- 2.fxe8S#
- 1...Sh8
- 2.Rxf6#
- 2.c8S#
- 1...Bxf7!
- threat
- 1.Sg7?
- threat
- 2.Sf5#
- 2.Qxf6#
- 1...Rxg7
- 2.Qxf6#
- 1...Bxe1
- 2.Qxf6#
- 1...Bxf7
- 2.Sf5#
- 1...Sxd5
- 2.Qe5#
- 1...Bc3
- 2.Sf5#
- 2.c8S#
- 1...Be3
- 2.Qxf6#
- 1...Se4
- 2.Qe7#
- 1...Sg4
- 2.Sf5#
- 2.Qe7#
- 1...Sh4
- 2.Rxf6#
- 2.Qxf6#
- 2.Qe5#
- 1...Se5
- 2.Rxf6#
- 2.Qxf6#
- 2.Qxe5#
- 1...Se7
- 2.Rxf6#
- 2.Qxf6#
- 2.Qe5#
- 1...Sf8
- 2.Sf5#
- 2.Sxe8#
- 2.Qe5#
- 2.fxe8S#
- 1...Rc6!
- threat
- 1.Sd4?
- Keys
- 1.Sd8!
- threat
- 2.Qxf6#
- 1...Bxf7
- 2.Sxf7#
- 1...Sxd5
- 2.Qe5#
- 1...Rc6
- 2.Sb7#
- 1...Bc3
- 2.c8S#
- 1...Se4
- 2.Qe7#
- 1...Sg4
- 2.Qe7#
- 1...Sh4
- 2.Rxf6#
- 1...Se5
- 2.Rxf6#
- 1...Se7
- 2.Rxf6#
- 1...Sf8
- 2.fxe8S#
- 1...Sh8
- 2.Rxf6#
- threat
- 1.Sd8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 11
- REMOVED MATES = 1
- Sets
- R(b);N_GUARD::B(H),XR(b)
- Tries
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- B(c);XR(A)::QAR2(E),XS(h)
- B(l);XP(J)::S(F)
- S(h);P_SPINS(i),XS(D)::QAB1(E)
- B(c);P_PINP(C)::QAR2(E),XS(h)
- S(h);OGATE,P_SPINS(i)::QAB1(E)
- S(i);OGATE,P_PINQ(E),P_SPINS(h)::R(G),XS(h)
- Refutation
- R(b);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(b);XS(F)::QAR2(E),XS(h)
- S(h);P_SPINS(i),XS(D)::QAB1(E)
- B(c);::P=S
- S(i);OGATE,P_PINQ(E),P_SPINS(h)::R(G),XS(h)
- Refutation
- B(l);XP(J)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(m);XS(F)::QAR2(E),XS(h)
- B(c);XR(A)::QAR2(E),XS(h)
- B(l);XP(J)::S(F)
- S(h);P_SPINS(i),XS(D)::QAB1(E)
- B(c);P_PINP(C)::QAR2(E),XS(h)
- S(h);OGATE,P_SPINS(i)::QAB1(E)
- Refutation
- R(b);
- Try
- Actual
- S(F);
- Threat
- QAR2(E),XS(h)
- Vars
- B(l);XP(J)::S(F),XB(l)
- S(h);P_SPINS(i),XS(D)::QAB1(E)
- R(b);SBLOCK::S(F)
- B(c);S_CUTR(b)::P=S
- S(h);OGATE,P_SPINS(i)::QAB1(E)
- S(i);OGATE,P_PINQ(E),P_SPINS(h)::R(G),XS(h)
- S(i);P_PINQ(E),P_SPINS(h),S_CUTR(m)::PXB(l)=S
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