MESON Chess Problem Database
Problem Display
PID: 12455 (8/2n3B1/2Q1P3/1r1PRP1r/2PkNKRp/bq3p2/B2P4/4N2b w - - 0 1)
Mladenovic, Slobodan
4th Prize, Schach-Echo, 1979
#2
13 + 9
| 273 | Mat Plus | 1994 |
SOLUTION
- SOUND
- Sets
- 1...Qxc4
- 2.Qxc4#
- 1...Qc3
- 2.dxc3#
- 1...Qe3+
- 2.dxe3#
- 1...Rb4
- 2.Qc5#
- 1...Rxd5
- 2.Rxd5#
- 1...Rxf5+
- 2.Rxf5#
- 1...Sxd5+
- 2.Rxd5#
- 1...Sxe6+
- 2.Rxe6#
- 1...Qxc4
- Tries
- 1.Sf2?
- threat
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 1...Qe3+
- 2.Rxe3#
- 1...Rxf5+
- 2.Kxf5#
- 2.Rxf5#
- 1...Sxd5+
- 2.Rxd5#
- 1...Sxe6+
- 2.Rxe6#
- 1...Rxd5
- 2.Re4#
- 2.Rxd5#
- 1...Rc5
- 2.Re4#
- 1...Bc5
- 2.Re4#
- 1...Rg5
- 2.Kxg5#
- 2.Re4#
- 1...Rh6
- 2.Kg5#
- 2.Re4#
- 1...Rh7
- 2.Kg5#
- 2.Re4#
- 1...Be7
- 2.Re4#
- 1...Bf8
- 2.Re4#
- 1...Se8
- 2.Re4#
- 1...Bd6!
- threat
- 1.Sc3?
- threat
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 1...Rxf5+
- 2.Kxf5#
- 2.Rxf5#
- 1...Sxd5+
- 2.Rxd5#
- 1...Sxe6+
- 2.Rxe6#
- 1...Rxd5
- 2.Re4#
- 2.Rxd5#
- 1...Rc5
- 2.Re4#
- 1...Bc5
- 2.Re4#
- 1...Rg5
- 2.Kxg5#
- 2.Re4#
- 1...Rh6
- 2.Kg5#
- 2.Re4#
- 1...Rh7
- 2.Kg5#
- 2.Re4#
- 1...Be7
- 2.Re4#
- 1...Bf8
- 2.Re4#
- 1...Se8
- 2.Re4#
- 1...Bd6!
- threat
- 1.Sg3?
- threat
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 1...Qe3+
- 2.Rxe3#
- 1...Rxf5+
- 2.Kxf5#
- 2.Sxf5#
- 2.Rxf5#
- 1...Sxd5+
- 2.Rxd5#
- 1...Sxe6+
- 2.Rxe6#
- 1...Rxd5
- 2.Re4#
- 2.Rxd5#
- 1...Rc5
- 2.Re4#
- 1...Bc5
- 2.Re4#
- 1...Rg5
- 2.Kxg5#
- 2.Re4#
- 1...Rh6
- 2.Kg5#
- 2.Re4#
- 1...Rh7
- 2.Kg5#
- 2.Re4#
- 1...Be7
- 2.Re4#
- 1...Bf8
- 2.Re4#
- 1...Se8
- 2.Re4#
- 1...Bd6!
- threat
- 1.Sg5?
- threat
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 1...Qe3+
- 2.Rxe3#
- 1...Sxd5+
- 2.Rxd5#
- 1...Sxe6+
- 2.Sxe6#
- 2.Rxe6#
- 1...Rxd5
- 2.Re4#
- 2.Rxd5#
- 1...Rxg5
- 2.Kxg5#
- 2.Re4#
- 1...Rc5
- 2.Re4#
- 1...Bc5
- 2.Re4#
- 1...Rh6
- 2.Re4#
- 1...Rh7
- 2.Re4#
- 1...Be7
- 2.Re4#
- 1...Bf8
- 2.Re4#
- 1...Se8
- 2.Re4#
- 1...Bd6!
- threat
- 1.Sd6?
- threat
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 1...Qe3+
- 2.Rxe3#
- 1...Rxf5+
- 2.Kxf5#
- 2.Sxf5#
- 2.Rxf5#
- 1...Sxd5+
- 2.Rxd5#
- 1...Sxe6+
- 2.Rxe6#
- 1...Rxd5
- 2.Re4#
- 2.Rxd5#
- 1...Rg5
- 2.Kxg5#
- 2.Re4#
- 1...Rh6
- 2.Kg5#
- 2.Re4#
- 1...Rh7
- 2.Kg5#
- 2.Re4#
- 1...Se8
- 2.Re4#
- 1...Bxd6!
- threat
- 1.Sf2?
- Keys
- 1.Sc5!
- threat
- 2.Re4#
- 1...Qe3+
- 2.Rxe3#
- 1...Rxf5+
- 2.Kxf5#
- 1...Sxd5+
- 2.Qxd5#
- 1...Sxe6+
- 2.Sxe6#
- 1...Kxc4
- 2.Re4#
- threat
- 1.Sc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 4
- ADDED MATES = 1
- REMOVED MATES = 4
- Sets
- Q(c);OGATE,XP(D)::QAR1(K),XQ(c)
- Q(c);OGATE::P(C),XQ(c)
- Q(c);CHECK,OGATE::P(C),XQ(c)
- R(g);N_GUARD,S_CUTB(b)::QAB1(K)
- R(g);OGATE,XP(H)::B(M)+R(I),DCHECK,XR(g)
- R(h);CHECK,OGATE,XP(J)::B(M)+R(I),XR(h)
- S(i);CHECK,OGATE,XP(H)::B(M)+R(I),DCHECK,XS(i)
- S(i);CHECK,OGATE,XP(L)::B(M)+R(I),XS(i)
- Tries
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- Q(c);CHECK::B(M)+R(I),XQ(c)
- S(i);CHECK,OGATE,XP(H)::B(M)+R(I),DCHECK,XS(i)
- S(i);CHECK,OGATE,XP(L)::B(M)+R(I),XS(i)
- R(g);::B(M)+R(I),DCHECK
- B(b);::B(M)+R(I),DCHECK
- S(i);::B(M)+R(I),DCHECK
- Refutation
- B(b);P_PINR(I)
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- S(i);CHECK,OGATE,XP(H)::B(M)+R(I),DCHECK,XS(i)
- S(i);CHECK,OGATE,XP(L)::B(M)+R(I),XS(i)
- R(g);::B(M)+R(I),DCHECK
- B(b);::B(M)+R(I),DCHECK
- S(i);::B(M)+R(I),DCHECK
- Refutation
- B(b);P_PINR(I)
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- Q(c);CHECK::B(M)+R(I),XQ(c)
- S(i);CHECK,OGATE,XP(H)::B(M)+R(I),DCHECK,XS(i)
- S(i);CHECK,OGATE,XP(L)::B(M)+R(I),XS(i)
- R(g);::B(M)+R(I),DCHECK
- B(b);::B(M)+R(I),DCHECK
- S(i);::B(M)+R(I),DCHECK
- Refutation
- B(b);P_PINR(I)
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- Q(c);CHECK::B(M)+R(I),XQ(c)
- S(i);CHECK,OGATE,XP(H)::B(M)+R(I),DCHECK,XS(i)
- R(g);::B(M)+R(I),DCHECK
- B(b);::B(M)+R(I),DCHECK
- R(h);::B(M)+R(I),DCHECK
- S(i);::B(M)+R(I),DCHECK
- Refutation
- B(b);P_PINR(I)
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- Q(c);CHECK::B(M)+R(I),XQ(c)
- S(i);CHECK,OGATE,XP(H)::B(M)+R(I),DCHECK,XS(i)
- S(i);CHECK,OGATE,XP(L)::B(M)+R(I),XS(i)
- S(i);::B(M)+R(I),DCHECK
- Refutation
- B(b);P_PINR(I),XS(E)
- Try
- Actual
- S(E);
- Threat
- B(M)+R(I),DCHECK
- Vars
- Q(c);CHECK::B(M)+R(I),XQ(c)
- R(h);CHECK,XP(J)::R(G)+K(F),XR(h)
- S(i);CHECK,OGATE,XP(H)::QAR1(K),XS(i)
- S(i);CHECK,XP(L)::S(E),XS(i)
- K(e);P-FLIGHT,P_SPINQ(c),XP(D)::R(I)
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