MESON Chess Problem Database
Problem Display
PID: 257842 (B2R4/1n1b4/4p3/p1P1QP1p/P1kP1pR1/B7/1KN1Pp2/8 w - - 0 1)
Murashev, Pavel Aleksandrovich
Zadachi i Etyudi, 2007
#2
12 + 8
SOLUTION
- SOUND
- Sets
- 1...Bb5
- 2.Qxe6#
- 1...Be8
- 2.Qxe6#
- 1...Sxc5
- 2.Qxc5#
- 1...f3
- 2.Se3#
- 1...Bb5
- Tries
- 1.Rg3?
- threat
- 2.Rc3#
- 1...fxg3
- 2.Se3#
- 1...f3
- 2.Se3#
- 1...Bxa4!
- threat
- 1.Rxf4?
- threat
- 2.Se3#
- 2.d5#
- 1...Sxc5
- 2.Se3#
- 2.Qxc5#
- 2.dxc5#
- 1...f1Q
- 2.Se3#
- 1...f1S
- 2.d5#
- 1...f1R
- 2.Se3#
- 1...Sd6
- 2.Se3#
- 1...Bxa4!
- threat
- 1.Rxd7?
- threat
- 2.Qxe6#
- 1...Sxc5
- 2.Qxc5#
- 1...exf5
- 2.Qd5#
- 2.Qe6#
- 1...Sd8!
- threat
- 1.Qe4?
- threat
- 2.d5#
- 1...Bxa4
- 2.Qd3#
- 1...Sxc5
- 2.dxc5#
- 1...Sd6
- 2.Qd3#
- 1...exf5!
- threat
- 1.d5?
- threat
- 2.Se3#
- 2.Rxf4#
- 2.Qd4#
- 2.Qe4#
- 1...Sxc5
- 2.Se3#
- 2.Qc3#
- 2.Qd4#
- 1...hxg4
- 2.Qd4#
- 2.Qe4#
- 1...exd5
- 2.Se3#
- 2.Qc3#
- 2.Qd4#
- 1...exf5
- 2.Se3#
- 2.Rxf4#
- 2.Qd4#
- 1...f1Q
- 2.Se3#
- 2.Qd4#
- 2.Qe4#
- 1...f1S
- 2.Rxf4#
- 2.Qd4#
- 2.Qe4#
- 1...f1R
- 2.Se3#
- 2.Qd4#
- 2.Qe4#
- 1...Sd6
- 2.Se3#
- 2.Qc3#
- 2.Qd4#
- 1...Bxa4!
- threat
- 1.c6?
- threat
- 2.Qb5#
- 1...Sc5
- 2.Qxc5#
- 1...Sd6
- 2.Qc5#
- 1...Bxc6!
- threat
- 1.Rg3?
- Keys
- 1.Qe3!
- threat
- 2.Qb3#
- 1...Kd5
- 2.Qxe6#
- 1...Bxa4
- 2.Qd3#
- 1...Sxc5
- 2.Qc3#
- 1...fxe3
- 2.Sxe3#
- threat
- 1.Qe3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- B(h);N_GUARD::QAB(I),XP(f)
- S(g);OGATE,XP(H)::QAR1(I),XS(g)
- P(c);N_GUARD::S(B)
- Tries
- Try
- R(G);
- Threat
- R1(G)
- Vars
- P(c);N_GUARD,XR(G)::S(B)
- P(c);N_GUARD::S(B)
- Refutation
- B(h);XP(E)
- Try
- R(G);XP(c)
- Threat
- DUALS(2)
- Vars
- P(a);::S(B)
- P(a);::R(G)+P(F)
- S(g);::S(B)
- Refutation
- B(h);XP(E)
- Try
- R(L);XB(h)
- Threat
- QAB(I),XP(f)
- Vars
- S(g);OGATE,XP(H)::QAR1(I),XS(g)
- Refutation
- S(g);
- Try
- Q(I);
- Threat
- QAR(I)+P(F)
- Vars
- B(h);XP(E)::QAB1(I)
- S(g);OGATE,XP(H)::QAR(I)+P(F),XS(g)
- S(g);::QAB1(I)
- Refutation
- P(f);XP(J)
- Try
- P(F);P_PINP(c)
- Threat
- DUALS(4)
- Refutation
- B(h);XP(E)
- Try
- P(H);
- Threat
- QAB1(I)
- Vars
- S(g);N_GUARD::QAR1(I),XS(g)
- S(g);N_GUARD::QAR1(I)
- Refutation
- B(h);XP(H)
- Try
- Actual
- Q(I);
- Threat
- QAB1(I)
- Vars
- K(b);P_SPINB(h),P_SPINS(g),S_FLIGHT::QAB1(I),XP(f)
- B(h);XP(E)::QAB1(I)
- S(g);XP(H)::QAR1(I)
- P(c);XQ(I)::S(B),XP(c)
Developed and maintained by Brian Stephenson.
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