MESON Chess Problem Database
Problem Display
PID: 141717 (2K5/p1R2p2/5P2/B2p1Q2/2Nk1n2/3Np3/5p2/bR1b1r2 w - - 0 1)
Krikheli, Iosif Mikhailovich
Probleemblad, 1977
#2
8 + 10
SOLUTION
- SOUND
- Tries
- 1.Sc1?
- threat
- 2.Qxf4#
- 2.Qe5#
- 1...Bc2
- 2.Qe5#
- 1...Bf3
- 2.Sb3#
- 2.Qe5#
- 1...Bg4
- 2.Sb3#
- 1...Se2
- 2.Qd3#
- 2.Qe5#
- 1...Sg2
- 2.Qd3#
- 2.Qe5#
- 1...Sd3
- 2.Qxd3#
- 1...Sh3
- 2.Qd3#
- 2.Qe5#
- 1...Sh5
- 2.Qd3#
- 2.Qe5#
- 1...Se6
- 2.Qd3#
- 2.Qe5#
- 1...Sg6
- 2.Qd3#
- 1...dxc4!
- threat
- 1.Sxf4?
- threat
- 2.Qd3#
- 2.Qxd5#
- 2.Qe5#
- 1...dxc4
- 2.Rd7#
- 2.Qd5#
- 1...Bc2
- 2.Se2#
- 2.Qxd5#
- 2.Qe5#
- 1...Be2
- 2.Sxe2#
- 2.Qxd5#
- 2.Qe5#
- 1...Bf3
- 2.Qd3#
- 2.Qe5#
- 1...Bg4!
- threat
- 1.Sc5?
- threat
- 2.Qxf4#
- 1...Kxc4
- 2.Se6#
- 1...dxc4
- 2.Qe4#
- 1...Bg4
- 2.Sb3#
- 1...Bf3
- 2.Sb3#
- 1...Se2
- 2.Qd3#
- 1...Sg2
- 2.Qd3#
- 1...Sd3
- 2.Qxd3#
- 1...Sh3
- 2.Qd3#
- 1...Sh5
- 2.Qd3#
- 1...Se6
- 2.Qd3#
- 1...Sg6
- 2.Qd3#
- 1...Bc2!
- threat
- 1.Sde5?
- threat
- 2.Qxf4#
- 1...dxc4
- 2.Sc6#
- 1...Bc2
- 2.Sf3#
- 1...Bf3
- 2.Sxf3#
- 1...Se2
- 2.Sf3#
- 2.Qd3#
- 1...Sg2
- 2.Qd3#
- 1...Sd3
- 2.Qxd3#
- 1...Sh3
- 2.Qd3#
- 1...Sh5
- 2.Qd3#
- 1...Se6
- 2.Qd3#
- 1...Sg6
- 2.Qd3#
- 1...Bg4!
- threat
- 1.Scb2?
- threat
- 2.Bc3#
- 2.Qxf4#
- 2.Qe5#
- 1...Sxd3
- 2.Bc3#
- 1...e2
- 2.Qxf4#
- 2.Qe5#
- 1...Bg4
- 2.Bc3#
- 1...Bf3
- 2.Bc3#
- 2.Qe5#
- 1...Se2
- 2.Qe5#
- 1...Sg2
- 2.Bc3#
- 2.Qe5#
- 1...Sh3
- 2.Bc3#
- 2.Qe5#
- 1...Sh5
- 2.Bc3#
- 2.Qe5#
- 1...Se6
- 2.Bc3#
- 2.Qe5#
- 1...Sg6
- 2.Bc3#
- 1...Bxb2!
- threat
- 1.Sa3?
- threat
- 2.Sb5#
- 2.Rb4#
- 1...Sxd3
- 2.Sb5#
- 1...Bb2
- 2.Sb5#
- 1...Bc3
- 2.Sb5#
- 2.Bxc3#
- 1...Bb3
- 2.Sb5#
- 1...Ba4
- 2.Rb4#
- 1...a6
- 2.Bb6#
- 2.Rb4#
- 1...e2!
- threat
- 1.Sce5?
- threat
- 2.Rb4#
- 2.Qxf4#
- 1...e2
- 2.Qxf4#
- 1...Bg4
- 2.Rb4#
- 1...Bb2
- 2.Qxf4#
- 1...Bc3
- 2.Bxc3#
- 2.Qxf4#
- 1...Bb3
- 2.Sf3#
- 2.Qxf4#
- 1...Bf3
- 2.Sxf3#
- 2.Rb4#
- 1...Se2
- 2.Sf3#
- 2.Rb4#
- 1...Sg2
- 2.Rb4#
- 1...Sh3
- 2.Rb4#
- 1...Sh5
- 2.Rb4#
- 1...Se6
- 2.Rb4#
- 1...Sg6
- 2.Rb4#
- 1...Sxd3!
- threat
- 1.Sd6?
- threat
- 2.Sb5#
- 2.Rb4#
- 1...Sxd3
- 2.Sb5#
- 1...Bb2
- 2.Sb5#
- 1...Bc3
- 2.Sb5#
- 2.Bxc3#
- 1...Bb3
- 2.Sb5#
- 1...Ba4
- 2.Rb4#
- 1...a6
- 2.Bb6#
- 2.Rb4#
- 1...e2!
- threat
- 1.Rxd1?
- threat
- 2.Qxf4#
- 2.Qe5#
- 1...Sxd3
- 2.Rxd3#
- 2.Qxd3#
- 2.Qg4#
- 2.Qf4#
- 2.Qe5#
- 1...dxc4
- 2.Qe5#
- 1...Se2
- 2.Se1#
- 2.Qe5#
- 1...Sg2
- 2.Se1#
- 2.Qe5#
- 1...Sh3
- 2.Se1#
- 2.Qe5#
- 1...Sh5
- 2.Se1#
- 2.Qe5#
- 1...Se6
- 2.Se1#
- 2.Qe5#
- 1...Sg6
- 2.Se1#
- 1...Rxd1!
- threat
- 1.Sc1?
- Keys
- 1.Sb4!
- threat
- 2.Qe5#
- 1...Kc3
- 2.Sc2#
- 1...dxc4
- 2.Sc6#
- 1...Bg4
- 2.Sc2#
- 1...Sd3
- 2.Qxd3#
- 1...Sg6
- 2.Qd3#
- threat
- 1.Sb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- B(b);::QAB1(E)
- B(b);N_GUARD,P_PINQ(E)::S(B)
- S(g);N_GUARD::QAR1(E),XS(g)
- S(g);N_GUARD::QAR1(E)
- Refutation
- P(h);XS(C)
- Try
- S(B);XS(g)
- Threat
- DUALS(3)
- Refutation
- B(b);P_PINQ(E)
- Try
- S(B);
- Threat
- QAR2(E),XS(g)
- Vars
- K(f);P-FLIGHT,XS(C)::R(G)+S(B)
- P(h);N_GUARD,SBLOCK,XS(C)::QAR1(E)
- B(b);N_GUARD,P_PINQ(E)::S(B)
- B(b);N_GUARD::S(B)
- S(g);N_GUARD::QAR1(E)
- S(g);N_GUARD::QAR1(E),XS(g)
- Refutation
- B(b);
- Try
- S(B);
- Threat
- QAR2(E),XS(g)
- Vars
- P(h);SBLOCK,XS(C)::S(B)
- B(b);N_GUARD::S(B)
- B(b);N_GUARD::S(B),XB(b)
- S(g);N_GUARD::QAR1(E)
- S(g);N_GUARD::QAR1(E),XS(g)
- Refutation
- B(b);P_PINQ(E)
- Try
- S(C);
- Threat
- DUALS(3)
- Vars
- S(g);XS(B)::B(D)
- B(b);P_PINQ(E)::B(D)
- S(g);::QAB1(E)
- S(g);::B(D)
- Refutation
- B(a);XS(C)
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- S(g);XS(B)::S(C)
- B(a);::S(C)
- B(b);::S(C)
- B(b);::R(A)
- Refutation
- P(e);
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- P(e);::QAR2(E),XS(g)
- B(b);P_PINQ(E)::R(A)
- B(a);::QAR2(E),XS(g)
- S(g);::R(A)
- Refutation
- S(g);XS(B)
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- S(g);XS(B)::S(C)
- B(a);::S(C)
- B(b);::S(C)
- B(b);::R(A)
- Refutation
- P(e);
- Try
- R(A);XB(b)
- Threat
- DUALS(2)
- Vars
- P(h);XS(C)::QAB1(E)
- S(g);N_GUARD::R(A)+S(B)
- Refutation
- R(c);XR(A)
- Try
- Actual
- S(B);
- Threat
- QAB1(E)
- Vars
- K(f);S_FLIGHT::B(D)+S(B)
- P(h);SBLOCK,XS(C)::S(B)
- B(b);N_GUARD,P_PINQ(E)::S(B)
- S(g);N_GUARD::QAR1(E),XS(g)
- S(g);N_GUARD::QAR1(E)
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