MESON Chess Problem Database
Problem Display
PID: 146333 (8/1Q2n2b/2n1p3/3kN1K1/3NRp2/BP1p1R2/4p1B1/8 w - - 0 1)
Mosiashvili, Givi
The Problemist, 2012
#2
9 + 8
SOLUTION
- SOUND
- Sets
- 1...Sf5
- 2.Qxc6#
- 1...Sg6
- 2.Qxc6#
- 1...Sc8
- 2.Qxc6#
- 1...Sg8
- 2.Qxc6#
- 1...Sf5
- Tries
- 1.Kxf4?
- threat
- 2.Qb5#
- 2.Qd7#
- 1...Bxe4
- 2.Qd7#
- 1...Sf5
- 2.Qxc6#
- 2.Qb5#
- 1...Sc8
- 2.Qxc6#
- 2.Qb5#
- 1...Sg6+!
- threat
- 1.Sc2?
- threat
- 2.Rxd3#
- 1...Kxe4
- 2.Re3#
- 1...Bxe4
- 2.Qb5#
- 1...dxc2
- 2.Rd3#
- 1...Sf5
- 2.Qxc6#
- 1...d2
- 2.Rd3#
- 1...e1S!
- threat
- 1.Sxe2?
- threat
- 2.Sc3#
- 2.Rxd3#
- 1...Bxe4
- 2.Qb5#
- 1...dxe2
- 2.Rd3#
- 1...Sf5
- 2.Sc3#
- 2.Qxc6#
- 1...d2
- 2.Sc3#
- 2.Rd3#
- 1...Kxe4!
- threat
- 1.Sdxc6?
- threat
- 2.Sxe7#
- 2.Rxd3#
- 2.Rd4#
- 1...Bxe4
- 2.Rxd3#
- 2.Qb5#
- 2.Qd7#
- 1...Sxc6
- 2.Rxd3#
- 2.Qxc6#
- 1...e1S
- 2.Sxe7#
- 2.Rd4#
- 1...Sf5
- 2.Sd4#
- 2.Sa5#
- 2.Sa7#
- 2.Se7#
- 2.Sb8#
- 2.Sd8#
- 1...Sg6
- 2.Sd4#
- 2.Sa5#
- 2.Sa7#
- 2.Se7#
- 2.Sb8#
- 2.Sd8#
- 2.Rxd3#
- 2.Rd4#
- 1...Sc8
- 2.Sd4#
- 2.Sa5#
- 2.Sa7#
- 2.Se7#
- 2.Sb8#
- 2.Sd8#
- 2.Rxd3#
- 2.Rd4#
- 1...Sg8
- 2.Sd4#
- 2.Sa5#
- 2.Sa7#
- 2.Se7#
- 2.Sb8#
- 2.Sd8#
- 2.Rxd3#
- 2.Rd4#
- 1...d2
- 2.Sxe7#
- 2.Rd3#
- 2.Rd4#
- 1...Kxe4!
- threat
- 1.Sexc6?
- threat
- 2.Sxe7#
- 2.Re5#
- 1...Bxe4
- 2.Qb5#
- 2.Qd7#
- 1...Sxc6
- 2.Qxc6#
- 1...e1Q
- 2.Sxe7#
- 1...e1R
- 2.Sxe7#
- 1...Sf5
- 2.Sa5#
- 2.Se5#
- 2.Sa7#
- 2.Se7#
- 2.Sb8#
- 2.Sd8#
- 2.Re5#
- 1...Sg6
- 2.Sa5#
- 2.Se5#
- 2.Sa7#
- 2.Se7#
- 2.Sb8#
- 2.Sd8#
- 1...Sc8
- 2.Sa5#
- 2.Se5#
- 2.Sa7#
- 2.Se7#
- 2.Sb8#
- 2.Sd8#
- 2.Re5#
- 1...Sg8
- 2.Sa5#
- 2.Se5#
- 2.Sa7#
- 2.Se7#
- 2.Sb8#
- 2.Sd8#
- 2.Re5#
- 1...e5
- 2.Sxe7#
- 2.Rxe5#
- 1...Kxe4!
- threat
- 1.Rxd3?
- threat
- 2.Sc2#
- 2.Sxe2#
- 2.Sb5#
- 2.Sf5#
- 2.Sdxc6#
- 2.Qb5#
- 2.Qd7#
- 1...Bxe4
- 2.Sdxc6#
- 2.Qb5#
- 1...e1Q
- 2.Sc2#
- 2.Se2#
- 2.Sb5#
- 2.Sf5#
- 2.Sdxc6#
- 2.Qb5#
- 2.Qd7#
- 1...e1S
- 2.Qb5#
- 2.Qd7#
- 1...e1B
- 2.Sc2#
- 2.Se2#
- 2.Sb5#
- 2.Sf5#
- 2.Sdxc6#
- 2.Qb5#
- 2.Qd7#
- 1...e1R
- 2.Sc2#
- 2.Se2#
- 2.Sb5#
- 2.Sf5#
- 2.Sdxc6#
- 2.Qb5#
- 2.Qd7#
- 1...Bf5
- 2.Sc2#
- 2.Sxe2#
- 2.Sb5#
- 2.Sxf5#
- 2.Sdxc6#
- 2.Qb5#
- 2.Qd7#
- 1...Sf5
- 2.Sxf5#
- 2.Qxc6#
- 2.Qb5#
- 1...Sc8
- 2.Sc2#
- 2.Sxe2#
- 2.Sb5#
- 2.Sf5#
- 2.Sdxc6#
- 2.Qxc6#
- 2.Qb5#
- 1...f3!
- threat
- 1.Rfe3?
- threat
- 2.Qb5#
- 2.Qd7#
- 1...Sf5
- 2.Rxf4#
- 2.Qxc6#
- 2.Qb5#
- 1...Sc8
- 2.Qxc6#
- 2.Qb5#
- 1...Bxe4!
- threat
- 1.Rfxf4?
- threat
- 2.Qb5#
- 2.Qd7#
- 1...Sf5
- 2.Rxe2#
- 2.Re3#
- 2.Qxc6#
- 2.Qb5#
- 1...Sc8
- 2.Qxc6#
- 2.Qb5#
- 1...Bxe4!
- threat
- 1.Kxf4?
- Keys
- 1.Sg4!
- threat
- 2.Sf6#
- 1...Kxe4
- 2.Rxf4#
- 1...Bxe4
- 2.Qd7#
- 1...Sg8
- 2.Qxc6#
- threat
- 1.Sg4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- S(g);N_GUARD::QAB1(I),XS(e)
- Tries
- Try
- K(H);S_FLIGHT,XP(c)
- Threat
- DUALS(2)
- Vars
- B(h);XR(F)::QAR2(I)
- Refutation
- S(g);CHECK
- Try
- S(E);
- Threat
- R(D),XP(b)
- Vars
- K(d);OGATEB,S_FLIGHT,XR(F)::B(A)+R(D),DCHECK
- B(h);SBLOCK,XR(F)::QAR2(I)
- P(b);XS(E)::R(D)
- S(g);N_GUARD::QAB1(I),XS(e)
- P(b);::R(D)
- Refutation
- P(a);
- Try
- S(E);XP(a)
- Threat
- DUALS(2)
- Vars
- B(h);SBLOCK,XR(F)::QAR2(I)
- P(b);XS(E)::R(D)
- Refutation
- K(d);S_FLIGHT,XR(F)
- Try
- S(E);XS(e)
- Threat
- DUALS(3)
- Refutation
- K(d);S_FLIGHT,XR(F)
- Try
- S(G);XS(e)
- Threat
- DUALS(2)
- Vars
- S(g);OGATE,P_SPINS(g),XS(G)::QAB1(I),XS(g)
- P(a);::QAB(I)+S(G),DCHECK,XS(g)
- Refutation
- K(d);S_FLIGHT,XR(F)
- Try
- R(D);XP(b)
- Threat
- DUALS(7)
- Refutation
- P(c);
- Try
- R(D);
- Threat
- DUALS(2)
- Refutation
- B(h);P_SPINB(h),XR(F)
- Try
- R(D);XP(c)
- Threat
- DUALS(2)
- Refutation
- B(h);P_SPINB(h),XR(F)
- Try
- Actual
- S(G);
- Threat
- S(G)
- Vars
- K(d);OGATEB,S_FLIGHT,XR(F)::B(A)+R(D),DCHECK,XP(c)
- B(h);SBLOCK,XR(F)::QAR2(I)
- S(g);N_GUARD::QAB1(I),XS(e)
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