MESON Chess Problem Database
Problem Display
PID: 161977 (8/bK1pRr1B/Q4p2/2pkN3/8/2Pp3r/4P2B/3N1R1b w - - 0 1)
Dujardin, Paul
Scacchi e Scienze Applicate, 1996
#2
10 + 9
| 15601 | Albrecht-Leiss-Degener Collection | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Rxh2
- 2.Se3#
- 2.Qxd3#
- 1...Re3
- 2.Sxe3#
- 1...Rf3
- 2.e4#
- 1...Rh4
- 2.Se3#
- 1...Rh5
- 2.Se3#
- 2.Qxd3#
- 1...Rh6
- 2.Se3#
- 2.Qxd3#
- 1...Rhxh7
- 2.Qxd3#
- 1...Rf8
- 2.Rxd7#
- 1...Bf3
- 2.Se3#
- 2.Qxd3#
- 1...fxe5
- 2.Rxe5#
- 1...d6
- 2.Qc4#
- 2.Qc6#
- 1...Rxh2
- Tries
- 1.Sc4?
- threat
- 2.Rf5#
- 1...Re3
- 2.Sdxe3#
- 2.Scxe3#
- 1...Rf3
- 2.Be4#
- 2.e4#
- 1...Rh5
- 2.Sde3#
- 2.Sce3#
- 1...Bf3
- 2.Sde3#
- 2.Sce3#
- 1...Be4
- 2.Bxe4#
- 1...Bb8
- 2.Sb6#
- 1...f5
- 2.Re5#
- 1...Rxe7!
- threat
- 1.Sg4?
- threat
- 2.Rf5#
- 1...Rxe7
- 2.Sxf6#
- 1...Re3
- 2.Sdxe3#
- 2.Sgxe3#
- 1...Rf3
- 2.Be4#
- 2.e4#
- 1...Rh5
- 2.Sde3#
- 2.Sge3#
- 2.Qxd3#
- 1...Bf3
- 2.Sde3#
- 2.Sge3#
- 2.Qxd3#
- 1...Be4
- 2.Bxe4#
- 1...f5
- 2.Re5#
- 1...Bb8!
- threat
- 1.Sc6?
- threat
- 2.Rf5#
- 2.c4#
- 1...Rxh2
- 2.Qxd3#
- 1...Rxe7
- 2.Sxe7#
- 1...dxc6
- 2.Rf5#
- 1...c4
- 2.Rf5#
- 1...Bb8
- 2.c4#
- 1...Re3
- 2.Sxe3#
- 2.c4#
- 1...Rf3
- 2.Be4#
- 2.e4#
- 2.c4#
- 1...Rh4
- 2.Se3#
- 2.Rf5#
- 1...Rh5
- 2.Se3#
- 2.Qxd3#
- 2.c4#
- 1...Bf3
- 2.Se3#
- 2.Qxd3#
- 2.c4#
- 1...Be4
- 2.Bxe4#
- 2.c4#
- 1...f5
- 2.c4#
- 1...Rg3!
- threat
- 1.Sg6?
- threat
- 2.Sf4#
- 2.Rf5#
- 1...Rxe7
- 2.Sxe7#
- 1...c4
- 2.Rf5#
- 2.Qd6#
- 1...Re3
- 2.Sxe3#
- 2.Sf4#
- 1...Rf3
- 2.e4#
- 1...Rh4
- 2.Se3#
- 2.Rf5#
- 1...Rh5
- 2.Se3#
- 2.Sf4#
- 2.Qxd3#
- 1...Bf3
- 2.Se3#
- 2.Sf4#
- 2.Qxd3#
- 1...Be4
- 2.Sf4#
- 1...Bb6
- 2.Rf5#
- 1...f5
- 2.Sf4#
- 2.Re5#
- 1...Bb8!
- threat
- 1.Sxd7?
- threat
- 2.Rf5#
- 2.Qe6#
- 1...Bb8
- 2.Sb6#
- 2.Qe6#
- 1...Re3
- 2.Sxe3#
- 1...Rf3
- 2.Be4#
- 2.Qe6#
- 2.e4#
- 1...Rh5
- 2.Se3#
- 2.Qxd3#
- 2.Qe6#
- 1...Bf3
- 2.Se3#
- 2.Qxd3#
- 2.Qe6#
- 1...Be4
- 2.Bxe4#
- 2.Qe6#
- 1...Bb6
- 2.Sxb6#
- 2.Rf5#
- 1...f5
- 2.Re5#
- 2.Qe6#
- 1...Rxe7!
- threat
- 1.Sxf7?
- threat
- 2.Rf5#
- 2.Rxd7#
- 1...Rxh7
- 2.Se3#
- 2.Rf5#
- 2.Qxd3#
- 1...c4
- 2.Rf5#
- 2.Qd6#
- 1...Re3
- 2.Sxe3#
- 2.Rxd7#
- 1...Rf3
- 2.Be4#
- 2.Rxd7#
- 2.e4#
- 1...Rh5
- 2.Se3#
- 2.Rxd7#
- 2.Qxd3#
- 1...Bf3
- 2.Se3#
- 2.Rxd7#
- 2.Qxd3#
- 1...Be4
- 2.Bxe4#
- 2.Rxd7#
- 1...Bb6
- 2.Rf5#
- 1...f5
- 2.Rxf5#
- 2.Re5#
- 1...d6
- 2.Rf5#
- 1...Bb8!
- threat
- 1.Be4+?
- 1...Kxe4
- 2.Qc4#
- 1...Bxe4!
- 1...Kxe4
- 1.Rf3?
- threat
- 2.Se3#
- 2.Qxd3#
- 2.e4#
- 1...Rxf3
- 2.e4#
- 1...Rhxh7
- 2.Qxd3#
- 1...Rxe7
- 2.Se3#
- 2.e4#
- 1...Rfxh7
- 2.Qxd3#
- 1...Bxf3
- 2.Se3#
- 2.Qxd3#
- 1...dxe2
- 2.Se3#
- 2.Qd3#
- 1...Bb6
- 2.Qxd3#
- 1...f5
- 2.Qxd3#
- 1...Rh4
- 2.Se3#
- 1...d2
- 2.Se3#
- 2.Qd3#
- 2.e4#
- 1...c4!
- threat
- 1.Rxf6?
- threat
- 2.Rd6#
- 2.Qc4#
- 2.Qd6#
- 1...Rhxh7
- 2.Qxd3#
- 2.Qc4#
- 1...Rfxh7
- 2.Qc4#
- 1...c4
- 2.Qxc4#
- 2.Qd6#
- 1...Bb8
- 2.Qc4#
- 1...Rh4
- 2.Se3#
- 2.Rd6#
- 2.Qd6#
- 1...Rh6
- 2.Se3#
- 2.Qxd3#
- 2.Qc4#
- 2.Qd6#
- 1...Bb6
- 2.Qc4#
- 1...d6
- 2.Rxd6#
- 2.Qc4#
- 2.Qc6#
- 2.Qxd6#
- 1...Rxf6!
- threat
- 1.Sc4?
- Keys
- 1.Sf3!
- threat
- 2.Se3#
- 2.Be4#
- 2.Qxd3#
- 2.e4#
- 2.c4#
- 1...Rxf3
- 2.Be4#
- 2.e4#
- 1...Rhxh7
- 2.Se3#
- 2.Qxd3#
- 2.e4#
- 2.c4#
- 1...Rxe7
- 2.c4#
- 1...Rfxh7
- 2.Se3#
- 2.Qxd3#
- 2.e4#
- 2.c4#
- 1...Bxf3
- 2.Se3#
- 2.Qxd3#
- 1...dxe2
- 2.Se3#
- 2.Be4#
- 2.Qd3#
- 2.c4#
- 1...c4
- 2.Qd6#
- 1...Rh4
- 2.Se3#
- 1...d2
- 2.Se3#
- 2.Be4#
- 2.Qd3#
- 2.e4#
- 2.c4#
- 1...f5
- 2.Se3#
- 2.Re5#
- 2.Qxd3#
- 2.c4#
- threat
- 1.Sf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 5
- Sets
- R(c);N_GUARD::S(A),XR(c)
- R(c);S_CUTB(a)::P(C)
- R(c);N_GUARD::S(A)
- R(c);N_GUARD,XB(J)::QAR2(G),XP(b)
- R(i);N_GUARD::R(I),XP(h)
- P(f);OGATE,XS(F)::R1(I),XP(f)
- Tries
- Try
- S(F);
- Threat
- R(B)
- Vars
- B(a);N_GUARD::B(J),XB(a)
- B(g);N_GUARD::S(F)
- P(f);N_GUARD::R1(I)
- Refutation
- R(i);XR(I)
- Try
- S(F);
- Threat
- R(B)
- Vars
- R(i);N_GUARD,XR(I)::S(F),XP(f)
- B(a);N_GUARD::B(J),XB(a)
- P(f);N_GUARD::R1(I)
- Refutation
- B(g);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(c);N_GUARD,XB(D)::QAR2(G),XP(b)
- R(i);XR(I)::S(F),XR(i)
- P(h);P_PINR(I),XS(F)::R(B)
- P(d);::R(B)
- B(g);::P(E)
- P(f);::P(E)
- Refutation
- R(c);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(i);XR(I)::S(F),XR(i)
- R(c);S_CUTB(a)::P(C)
- B(a);::S(F)
- B(g);::R(B)
- Refutation
- B(g);
- Try
- S(F);XP(h)
- Threat
- DUALS(2)
- Vars
- R(c);N_GUARD::S(A),XR(c)
- Refutation
- R(i);P_PINS(F),XR(I)
- Try
- S(F);XR(i)
- Threat
- DUALS(2)
- Vars
- B(g);::R(B)
- P(h);::R(B)
- Refutation
- B(g);
- Try
- B(J);CHECK
- Vars
- K(e);S_FLIGHT,XB(J)::QAR2(G)
- Refutation
- B(a);XB(J)
- Try
- R(B);
- Threat
- DUALS(3)
- Vars
- R(c);XR(B)::P(C)
- R(c);XB(J)::QAR2(G),XP(b)
- R(i);XB(J)::QAR2(G),XP(b)
- B(g);::QAR2(G),XP(b)
- P(f);::QAR2(G),XP(b)
- R(c);::S(A)
- Refutation
- P(d);
- Try
- R(B);XP(f)
- Threat
- DUALS(3)
- Vars
- R(i);XB(J)::QAB1(G)
- B(g);::QAB1(G)
- Refutation
- R(i);XR(B)
- Try
- Actual
- S(F);
- Threat
- DUALS(5)
- Vars
- R(i);XR(I)::P(E)
- P(d);SBLOCK::QAR1(G)
- R(c);::S(A)
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