MESON Chess Problem Database
Problem Display
PID: 241565 (3q4/6p1/1pB1pb2/8/r2k1NK1/BP1Np1Q1/rR3P2/1n6 w - - 0 1)
Shanshin, Valery Yurevich
Variantim, 2014
#2
9 + 10
SOLUTION
- SOUND
- Sets
- 1...Sc3
- 2.Qxe3#
- 2.fxe3#
- 1...exf2
- 2.Se2#
- 1...e2
- 2.Sxe2#
- 1...Sc3
- Tries
- 1.Sc1?
- threat
- 2.Sfe2#
- 2.Qxe3#
- 1...Kc3
- 2.Se2#
- 1...Rxb2
- 2.Qxe3#
- 1...R2xa3
- 2.Qxe3#
- 1...R4xa3
- 2.Qxe3#
- 1...Sxa3
- 2.Qxe3#
- 1...exf2
- 2.Sfe2#
- 2.Sxe6#
- 1...Qd5
- 2.Qxe3#
- 1...Rb4
- 2.Qxe3#
- 1...Sc3
- 2.Sxe6#
- 2.Qxe3#
- 1...e2
- 2.Sfxe2#
- 2.Sxe6#
- 2.Qe3#
- 1...Ke5!
- threat
- 1.Se1?
- threat
- 2.Se2#
- 2.Qxe3#
- 1...Ke5
- 2.Sf3#
- 1...Rxb2
- 2.Qxe3#
- 1...R2xa3
- 2.Qxe3#
- 1...R4xa3
- 2.Qxe3#
- 1...Sxa3
- 2.Qxe3#
- 1...exf2
- 2.Se2#
- 2.Sxe6#
- 1...Qd5
- 2.Qxe3#
- 1...Rb4
- 2.Qxe3#
- 1...Sc3
- 2.Sf3#
- 2.Sxe6#
- 2.Qxe3#
- 1...e2
- 2.Sxe2#
- 2.Sxe6#
- 2.Qe3#
- 1...Kc3!
- threat
- 1.Bb4?
- threat
- 2.Qxe3#
- 2.fxe3#
- 1...exf2
- 2.Se2#
- 2.Sxe6#
- 2.Qxf2#
- 1...Qd5
- 2.Qxe3#
- 1...e2
- 2.Sxe2#
- 2.Sxe6#
- 2.Qe3#
- 1...Rxb4!
- threat
- 1.Rc2?
- threat
- 2.Qxe3#
- 2.fxe3#
- 1...exf2
- 2.Se2#
- 2.Sxe6#
- 2.Qxf2#
- 1...Qd5
- 2.Qxe3#
- 1...e2
- 2.Sxe2#
- 2.Sxe6#
- 2.Qe3#
- 1...Rxc2!
- threat
- 1.Sc1?
- Keys
- 1.Sb4!
- threat
- 2.Qxe3#
- 1...Kc3
- 2.Se2#
- 1...Kc5
- 2.Sxe6#
- 1...Ke5
- 2.Se2#
- 1...exf2
- 2.Sxe6#
- 1...e2
- 2.Sxe6#
- 2.Qe3#
- threat
- 1.Sb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- P(c);XP(B)::S(G)
- P(c);::S(G),XP(c)
- Tries
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- K(e);P_PINS(G),P_SPINP(c),S_FLIGHT::S(E)
- R(b);XR(A)::QAB1(F),XP(c)
- R(b);XB(C)::QAB1(F),XP(c)
- R(d);XB(C)::QAB1(F),XP(c)
- S(a);XB(C)::QAB1(F),XP(c)
- Q(j);::QAB1(F),XP(c)
- R(d);::QAB1(F),XP(c)
- Refutation
- K(e);P_PINS(G),S_FLIGHT
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- K(e);P_PINS(G),S_FLIGHT::S(E)
- R(b);XR(A)::QAB1(F),XP(c)
- R(b);XB(C)::QAB1(F),XP(c)
- R(d);XB(C)::QAB1(F),XP(c)
- S(a);XB(C)::QAB1(F),XP(c)
- Q(j);::QAB1(F),XP(c)
- R(d);::QAB1(F),XP(c)
- Refutation
- K(e);P_PINS(G),P_SPINP(c),S_FLIGHT
- Try
- B(C);
- Threat
- DUALS(2)
- Vars
- Q(j);::QAB1(F),XP(c)
- Refutation
- R(d);XB(C)
- Try
- R(A);
- Threat
- DUALS(2)
- Vars
- Q(j);::QAB1(F),XP(c)
- Refutation
- R(b);XR(A)
- Try
- Actual
- S(E);
- Threat
- QAB1(F),XP(c)
- Vars
- K(e);P_SPINP(c),S_FLIGHT::S(G)
- K(e);S_FLIGHT::S(G),XP(g)
- K(e);S_FLIGHT::QAB(F)+S(G)
- P(c);XP(B)::S(G),XP(g)
Developed and maintained by Brian Stephenson.
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