MESON Chess Problem Database
Problem Display
PID: 183443 (6R1/5Nn1/3ppq2/r3BP2/p2pk2n/R2pP2B/Q3P3/K4Nb1 w - - 0 1)
Stojnic, Dragan
Politika, 2016
(First published on Mon Dec 26 2016)
#2
11 + 11
| 56 | The Problemist | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Qxe5
- 2.Sg5#
- 1...Rxe5
- 2.Sxd6#
- 1...Bxe3
- 2.Sg3#
- 1...Sf3
- 2.exd3#
- 1...Shxf5
- 2.Bg2#
- 1...Sgxf5
- 2.Rg4#
- 1...dxe2
- 2.Sd2#
- 1...d2
- 2.Sxd2#
- 2.Sg3#
- 1...dxe3
- 2.Sg3#
- 2.Qc4#
- 1...dxe5
- 2.Sd6#
- 1...Qxe5
- Tries
- 1.Bg4?
- threat
- 2.exd3#
- 1...dxe2
- 2.Sd2#
- 2.Sg3#
- 1...d2
- 2.Sxd2#
- 2.Sg3#
- 1...Qxf7!
- threat
- 1.Bxf6?
- threat
- 2.Sg5#
- 2.Sxd6#
- 1...Rxf5
- 2.Sxd6#
- 1...Shxf5
- 2.Sg5#
- 2.Bg2#
- 1...Sgxf5
- 2.Sg5#
- 2.Rg4#
- 1...dxe2
- 2.Sd2#
- 2.Sg5#
- 1...dxe3
- 2.Qc4#
- 1...Rd5
- 2.Sg5#
- 1...Ra6
- 2.Sg5#
- 1...Bh2
- 2.Sg5#
- 1...Sf3
- 2.Sxd6#
- 2.exd3#
- 1...Se8
- 2.Sg5#
- 1...d5
- 2.Sg5#
- 2.Sd6#
- 1...Bxe3!
- threat
- 1.Rxd3?
- threat
- 2.Sd2#
- 2.Sg3#
- 2.Rxd4#
- 1...Qxe5
- 2.Sd2#
- 2.Sg5#
- 1...Bxe3
- 2.Sg3#
- 1...Shxf5
- 2.Sd2#
- 2.Bg2#
- 1...Sgxf5
- 2.Sd2#
- 2.Rg4#
- 1...dxe3
- 2.Sg3#
- 2.Rd4#
- 2.Qc4#
- 1...dxe5
- 2.Sd2#
- 2.Sg3#
- 2.Sd6#
- 1...Qg5
- 2.Sd2#
- 2.Rxd4#
- 1...Qg6
- 2.Sd2#
- 2.Rxd4#
- 1...Rd5
- 2.Sd2#
- 2.Sg3#
- 1...Bf2
- 2.Sd2#
- 2.Rxd4#
- 1...Bh2
- 2.Sd2#
- 2.Rxd4#
- 1...Sf3
- 2.Sg3#
- 1...Sh5
- 2.Sd2#
- 2.Rxd4#
- 1...Qxf7!
- threat
- 1.Bg4?
- Keys
- 1.Qc4!
- threat
- 2.Qxd4#
- 1...Qxe5
- 2.Sg5#
- 1...Bxe3
- 2.Sg3#
- 1...Shxf5
- 2.Bg2#
- 1...Sgxf5
- 2.Rg4#
- 1...dxe2
- 2.Sd2#
- 1...dxe5
- 2.Sd6#
- 1...Rd5
- 2.Qxd3#
- 1...Sf3
- 2.exd3#
- threat
- 1.Qc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- Q(j);N_GUARD,SBLOCK,XB(H)::S(J)
- R(g);SBLOCK,XB(H)::S(J),XP(h)
- B(a);SBLOCK,XP(F)::S(B)
- S(f);SBLOCK::P(D),XP(b)
- S(f);N_GUARD,SBLOCK,XP(I)::B(G)
- S(k);OGATE,SBLOCK,XP(I)::R(K)
- P(b);XP(D)::S(B)
- P(h);SBLOCK,XB(H)::S(J)
- Tries
- Try
- B(G);
- Threat
- P(D),XP(b)
- Refutation
- Q(j);XS(J)
- Try
- B(H);XQ(j)
- Threat
- DUALS(2)
- Vars
- R(g);XP(I)::S(J),XP(h)
- P(d);OGATEB,XP(F)::QAR2(C)
- R(g);::S(J)
- B(a);::S(J)
- S(k);::S(J)
- Refutation
- B(a);XP(F)
- Try
- R(E);XP(b)
- Threat
- DUALS(3)
- Vars
- B(a);XP(F)::S(B)
- S(f);::S(B)
- Refutation
- Q(j);XS(J)
- Try
- Actual
- Q(C);P_PINP(d)
- Threat
- QAR1(C),XP(d)
- Vars
- Q(j);N_GUARD,SBLOCK,XB(H)::S(J)
- B(a);SBLOCK,XP(F)::S(B)
- S(f);N_GUARD,SBLOCK,XP(I)::B(G)
- S(k);OGATE,SBLOCK,XP(I)::R(K)
- P(b);XP(D)::S(B)
- P(h);SBLOCK,XB(H)::S(J)
- R(g);SBLOCK::QAB1(C),XP(b)
- S(f);SBLOCK::P(D),XP(b)
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