MESON Chess Problem Database
Problem Display
PID: 242403 (1K1R1n2/2pb1r2/2p2p2/3Bkp2/1B5p/5QN1/4N3/3n4 w - - 0 1)
Murashev, Pavel Aleksandrovich
Variantim, 2015
#2
7 + 10
SOLUTION
- SOUND
- Sets
- 1...Be6
- 2.Qf4#
- 1...Bc8
- 2.Qf4#
- 1...Be8
- 2.Qf4#
- 2.Qxf5#
- 1...Se6
- 2.Qxf5#
- 1...f4
- 2.Qe4#
- 1...Be6
- Tries
- 1.Sxf5?
- threat
- 2.Qe4#
- 1...Bxf5
- 2.Qf4#
- 1...Sf2
- 2.Bc3#
- 1...Sc3
- 2.Bxc3#
- 1...cxd5!
- threat
- 1.Ba2?
- threat
- 2.Qf4#
- 1...Se6
- 2.Qxf5#
- 1...f4
- 2.Qe4#
- 2.Qxf4#
- 1...Sg6!
- threat
- 1.Bb3?
- threat
- 2.Qf4#
- 1...Se6
- 2.Qxf5#
- 1...f4
- 2.Qe4#
- 2.Qxf4#
- 1...Sg6!
- threat
- 1.Bc4?
- threat
- 2.Qf4#
- 1...Se6
- 2.Qxf5#
- 1...f4
- 2.Qe4#
- 2.Qxf4#
- 1...Sg6!
- threat
- 1.Bxc6?
- threat
- 2.Qd5#
- 1...Ke6
- 2.Qd5#
- 2.Qxf5#
- 1...Bxc6
- 2.Qxf5#
- 1...Be6
- 2.Qf4#
- 1...Se3
- 2.Qxe3#
- 1...Sc3!
- threat
- 1.Bxf7?
- threat
- 2.Qf4#
- 1...Se6
- 2.Qxf5#
- 1...f4
- 2.Qe4#
- 2.Qxf4#
- 1...Sg6!
- threat
- 1.Rxd7?
- threat
- 2.Qf4#
- 2.Qxf5#
- 1...Rxd7
- 2.Qxf5#
- 1...hxg3
- 2.Qf4#
- 1...cxd5
- 2.Qxd5#
- 2.Qxf5#
- 1...Sg6
- 2.Qxf5#
- 1...Se3
- 2.Bc3#
- 2.Qxe3#
- 2.Qf4#
- 1...Se6
- 2.Qxf5#
- 1...f4
- 2.Qe4#
- 2.Qxf4#
- 1...Sxd7+!
- threat
- 1.Re8+?
- 1...Be6
- 2.Qxf5#
- 1...Bxe8
- 2.Qxf5#
- 1...Se6
- 2.Qxf5#
- 1...Re7!
- 1...Be6
- 1.Qc3+?
- 1...Kxd5
- 2.Sf4#
- 1...Sxc3!
- 1...Kxd5
- 1.Sxf5?
- Keys
- 1.Be6!
- threat
- 2.Qxf5#
- 1...Kxe6
- 2.Qxf5#
- 1...Bxe6
- 2.Qf4#
- 1...c5
- 2.Qd5#
- 1...Se3
- 2.Qxe3#
- 1...f4
- 2.Qe4#
- threat
- 1.Be6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 2
- Sets
- B(h);::QAB1(B)
- S(j);S_CUTB(h)::QAR1(B),XP(d)
- P(d);N_GUARD::QAR1(B)
- Tries
- Try
- S(C);XP(d)
- Threat
- QAR1(B)
- Vars
- B(h);XS(C)::QAB1(B)
- S(a);N_GUARD::B(D)
- S(a);N_GUARD::B(D),XS(a)
- Refutation
- P(e);XB(E)
- Try
- B(E);
- Threat
- QAB1(B)
- Vars
- S(j);S_CUTB(h)::QAR1(B),XP(d)
- Refutation
- S(j);
- Try
- B(E);
- Threat
- QAB1(B)
- Vars
- S(j);S_CUTB(h)::QAR1(B),XP(d)
- Refutation
- S(j);
- Try
- B(E);
- Threat
- QAB1(B)
- Vars
- S(j);S_CUTB(h)::QAR1(B),XP(d)
- Refutation
- S(j);
- Try
- B(E);XP(e)
- Threat
- QAR1(B)
- Vars
- B(h);N_GUARD,XB(E)::QAR1(B),XP(d)
- B(h);SBLOCK::QAB1(B)
- S(a);N_GUARD::QAR2(B),XS(a)
- Refutation
- S(a);
- Try
- B(E);XR(i)
- Threat
- QAB1(B)
- Vars
- S(j);S_CUTB(h)::QAR1(B),XP(d)
- Refutation
- S(j);
- Try
- R(G);XB(h)
- Threat
- DUALS(2)
- Vars
- R(i);XR(G)::QAR1(B),XP(d)
- P(b);XS(C)::QAB1(B)
- S(j);::QAR1(B),XP(d)
- Refutation
- S(j);CHECK,XR(G)
- Try
- R(G);CHECK
- Vars
- B(h);P_SPINB(h)::QAR1(B),XP(d)
- B(h);XR(G)::QAR1(B),XP(d)
- S(j);P_SPINS(j)::QAR1(B),XP(d)
- Refutation
- R(i);P_SPINR(i)
- Try
- Q(B);CHECK
- Vars
- K(c);P-FLIGHT,P_SPINB(h),XB(E)::S(A)
- Refutation
- S(a);XQ(B)
- Try
- Actual
- B(E);
- Threat
- QAR1(B),XP(d)
- Vars
- K(c);P-FLIGHT,XB(E)::QAB1(B),XP(d)
- B(h);SBLOCK,XB(E)::QAB1(B)
- P(e);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR2(B),XS(a)
- P(d);N_GUARD::QAR1(B)
Developed and maintained by Brian Stephenson.
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