MESON Chess Problem Database
Problem Display
PID: 134554 (7B/P2N1p2/R4n2/1R1p1r2/3pkn2/1P1p2P1/3K4/5Q2 w - - 0 1)
Dyachuk, Vasyl Vasilovich
Mat Plus, 2008
#2
9 + 8
SOLUTION
- SOUND
- Sets
- 1...Re5
- 2.Qxf4#
- 1...Rg5
- 2.Qxf4#
- 1...Rh5
- 2.Qxf4#
- 1...Sg2
- 2.Qxd3#
- 1...Sh3
- 2.Qxd3#
- 1...S4h5
- 2.Qxd3#
- 1...Se6
- 2.Qxd3#
- 1...Sg6
- 2.Qxd3#
- 1...Sg4
- 2.Sc5#
- 1...S6h5
- 2.Sc5#
- 1...Sh7
- 2.Sc5#
- 1...Se8
- 2.Sc5#
- 1...Sg8
- 2.Sc5#
- 1...Re5
- Tries
- 1.Bxf6?
- threat
- 2.Sc5#
- 1...Re5
- 2.Qxf4#
- 1...Rg5
- 2.Qxf4#
- 1...Rh5
- 2.Qxf4#
- 1...Se6
- 2.Qxd3#
- 1...Rxf6!
- threat
- 1.Rb4?
- 1...Sxd7
- 2.Rxd4#
- 1...Re5
- 2.Qxf4#
- 1...Rg5
- 2.Qxf4#
- 1...Rh5
- 2.Qxf4#
- 1...Sg2
- 2.Qxd3#
- 1...Sh3
- 2.Qxd3#
- 1...S4h5
- 2.Qxd3#
- 1...Se6
- 2.Qxd3#
- 1...Sg6
- 2.Qxd3#
- 1...Sg4
- 2.Sc5#
- 2.Rxd4#
- 1...S6h5
- 2.Sc5#
- 2.Rxd4#
- 1...Sh7
- 2.Sc5#
- 2.Rxd4#
- 1...Se8
- 2.Sc5#
- 2.Rxd4#
- 1...Sg8
- 2.Sc5#
- 2.Rxd4#
- 1...Se2!
- 1...Sxd7
- 1.Ra4?
- 1...Sxd7
- 2.Rxd4#
- 1...Re5
- 2.Qxf4#
- 1...Rg5
- 2.Qxf4#
- 1...Rh5
- 2.Qxf4#
- 1...Sg2
- 2.Qxd3#
- 1...Sh3
- 2.Qxd3#
- 1...S4h5
- 2.Qxd3#
- 1...Se6
- 2.Qxd3#
- 1...Sg6
- 2.Qxd3#
- 1...Sg4
- 2.Sc5#
- 2.Rxd4#
- 1...S6h5
- 2.Sc5#
- 2.Rxd4#
- 1...Sh7
- 2.Sc5#
- 2.Rxd4#
- 1...Se8
- 2.Sc5#
- 2.Rxd4#
- 1...Sg8
- 2.Sc5#
- 2.Rxd4#
- 1...Se2!
- 1...Sxd7
- 1.Re6+?
- 1...Re5
- 2.Rxe5#
- 2.Qxf4#
- 1...Sxe6
- 2.Qxd3#
- 1...fxe6!
- 1...Re5
- 1.Rxf6?
- 1...Se2
- 2.Qxf5#
- 1...Re5
- 2.Sc5#
- 2.Rxf4#
- 2.Qxf4#
- 1...Rg5
- 2.Rxf4#
- 2.Qxf4#
- 1...Rh5
- 2.Rxf4#
- 2.Qxf4#
- 1...Sg2
- 2.Qxd3#
- 2.Qxf5#
- 1...Sh3
- 2.Qxd3#
- 2.Qxf5#
- 1...Sh5
- 2.Qxd3#
- 2.Qxf5#
- 1...Se6
- 2.Qxd3#
- 2.Qxf5#
- 1...Sg6
- 2.Qxd3#
- 2.Qxf5#
- 1...Rxf6!
- 1...Se2
- 1.Bxf6?
- Keys
- 1.Rxd5!
- 1...Kxd5
- 2.a8Q#
- 2.a8B#
- 1...Rxd5
- 2.Qxf4#
- 1...S4xd5
- 2.Qxd3#
- 1...S6xd5
- 2.Sc5#
- 1...Sxd7
- 2.Rxd4#
- 1...Re5
- 2.Rxe5#
- 1...Se2
- 2.Qxf5#
- 1...Rg5
- 2.Sxf6#
- 1...Rh5
- 2.Sxf6#
- 1...Sg2
- 2.Qxf5#
- 1...Sh3
- 2.Qxf5#
- 1...S4h5
- 2.Qxf5#
- 1...Se6
- 2.Qxf5#
- 1...Sg6
- 2.Qxf5#
- 1...Sg4
- 2.Rxd4#
- 1...S6h5
- 2.Rxd4#
- 1...Sh7
- 2.Rxd4#
- 1...Se8
- 2.Rxd4#
- 1...Sg8
- 2.Rxd4#
- 1...Kxd5
- 1.Rxd5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 13
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- R(f);N_GUARD::QAR1(A),XS(d)
- S(d);N_GUARD::QAB1(A),XP(a)
- S(g);::S(H)
- Tries
- Try
- B(I);XS(g)
- Threat
- S(H)
- Vars
- R(f);N_GUARD::QAR1(A),XS(d)
- S(d);N_GUARD::QAB1(A),XP(a)
- Refutation
- R(f);XB(I)
- Try
- R(E);P_PINP(b)
- Vars
- S(g);XS(H)::R1(E),XP(b)
- R(f);N_GUARD::QAR1(A),XS(d)
- S(d);N_GUARD::QAB1(A),XP(a)
- Refutation
- S(d);
- Try
- R(F);P_PINP(b)
- Vars
- S(g);XS(H)::R1(F),XP(b)
- R(f);N_GUARD::QAR1(A),XS(d)
- S(d);N_GUARD::QAB1(A),XP(a)
- Refutation
- S(d);
- Try
- R(F);CHECK
- Vars
- S(d);XR(F)::QAB1(A),XP(a)
- Refutation
- P(h);XR(F)
- Try
- R(F);XS(g)
- Vars
- S(d);OGATE::QAB1(A),XR(f)
- Refutation
- R(f);XR(F)
- Try
- Actual
- R(E);XP(e)
- Vars
- K(c);S_FLIGHT,XR(E)::P=Q
- R(f);N_GUARD,SBLOCK,XR(E)::QAR1(A),XS(d)
- S(d);N_GUARD,SBLOCK,XR(E)::QAB1(A),XP(a)
- S(g);SBLOCK,XR(E)::S(H)
- S(g);XS(H)::R1(E),XP(b)
- R(f);N_GUARD::R1(E),XR(f)
- S(d);OGATE::QAB1(A),XR(f)
- R(f);N_GUARD::S(H),XS(g)
- S(g);::R1(E),XP(b)
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