MESON Chess Problem Database
Problem Display
PID: 137181 (Br2r3/QpP1P3/P5Rn/N2k4/2p5/N6K/n1PP4/2b1R3 w - - 0 1)
Retter, Yosef
7th Comm., Spisska Borovicka, 2010
#2
12 + 8
SOLUTION
- SOUND
- Sets
- 1...Rbc8
- 2.Bxb7#
- 1...Rbd8
- 2.Bxb7#
- 1...Rbc8
- Tries
- 1.S3xc4?
- threat
- 2.Re5#
- 2.Rd6#
- 1...Rxe7
- 2.Rd6#
- 1...Rbd8
- 2.Bxb7#
- 2.Re5#
- 1...Red8
- 2.Re5#
- 1...Bb2
- 2.Rd6#
- 1...Ba3
- 2.Re5#
- 1...Sg4
- 2.Rd6#
- 1...Sf5
- 2.Re5#
- 1...Sf7!
- threat
- 1.Sb5?
- threat
- 2.Rd6#
- 2.Qd4#
- 1...Rbd8
- 2.Bxb7#
- 2.Qd4#
- 1...Red8
- 2.Qd4#
- 1...Bb2
- 2.Rd6#
- 1...Ba3
- 2.Qd4#
- 1...Sf7
- 2.Qd4#
- 1...Sf5!
- threat
- 1.Sc6?
- threat
- 2.Re5#
- 2.Qd4#
- 1...Rxe7
- 2.Sxe7#
- 2.Qd4#
- 1...bxc6
- 2.Bxc6#
- 1...b6
- 2.Re5#
- 1...Sf7
- 2.Qd4#
- 1...Sg4
- 2.Qd4#
- 1...Sf5
- 2.Re5#
- 1...Bb2!
- threat
- 1.Sxb7?
- threat
- 2.Rd6#
- 2.Qc5#
- 1...Rxb7
- 2.Bxb7#
- 1...Sf7
- 2.Qc5#
- 1...Rbd8
- 2.Sxd8#
- 2.Qc5#
- 1...Red8
- 2.Qc5#
- 1...Sf5
- 2.Qc5#
- 1...Bxa3!
- threat
- 1.d4?
- threat
- 2.Re5#
- 2.Qc5#
- 1...Rxe7
- 2.Qc5#
- 1...Bxa3
- 2.Re5#
- 1...cxd4 ep
- 2.c4#
- 1...Sf7
- 2.Qc5#
- 1...Bf4
- 2.Qc5#
- 1...Sg4
- 2.Qc5#
- 1...Be3!
- threat
- 1.cxb8Q?
- threat
- 2.Bxb7#
- 2.Re5#
- 2.Rd6#
- 2.Qe5#
- 2.Qd6#
- 2.Qbxb7#
- 1...Rxe7
- 2.Rd6#
- 2.Qd6#
- 1...Bxa3
- 2.Bxb7#
- 2.Re5#
- 2.Qe5#
- 2.Qbxb7#
- 1...Sf7
- 2.Bxb7#
- 2.Qbxb7#
- 1...Rc8
- 2.Re5#
- 2.Rd6#
- 2.Qe5#
- 2.Qd6#
- 1...Rd8
- 2.Bxb7#
- 2.Re5#
- 2.Qe5#
- 2.Qbxb7#
- 2.Qxd8#
- 2.exd8Q#
- 2.exd8R#
- 1...Bb2
- 2.Bxb7#
- 2.Rd6#
- 2.Qd6#
- 2.Qbxb7#
- 1...Sb4
- 2.Re5#
- 2.Rd6#
- 2.Qe5#
- 2.Qd6#
- 1...Sg4
- 2.Bxb7#
- 2.Rd6#
- 2.Qd6#
- 2.Qbxb7#
- 1...Sf5
- 2.Bxb7#
- 2.Re5#
- 2.Qe5#
- 2.Qbxb7#
- 1...Rxb8!
- threat
- 1.cxb8B?
- threat
- 2.Bxb7#
- 2.Re5#
- 2.Rd6#
- 1...Rxe7
- 2.Rd6#
- 1...Bxa3
- 2.Bxb7#
- 2.Re5#
- 1...Sf7
- 2.Bxb7#
- 1...Rc8
- 2.Re5#
- 2.Rd6#
- 1...Rd8
- 2.Bxb7#
- 2.Re5#
- 2.exd8Q#
- 2.exd8R#
- 1...Bb2
- 2.Bxb7#
- 2.Rd6#
- 1...Sb4
- 2.Re5#
- 2.Rd6#
- 1...Sg4
- 2.Bxb7#
- 2.Rd6#
- 1...Sf5
- 2.Bxb7#
- 2.Re5#
- 1...Rxb8!
- threat
- 1.S3xc4?
- Keys
- 1.Sb3!
- threat
- 2.Qd4#
- 2.Qc5#
- 1...Bxa3
- 2.Qd4#
- 1...cxb3
- 2.c4#
- 1...Bb2
- 2.Qc5#
- 1...Sf5
- 2.Qc5#
- threat
- 1.Sb3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 2
- Sets
- R(g);N_GUARD::B(L),XP(f)
- Tries
- Try
- S(D);XP(c)
- Threat
- DUALS(2)
- Vars
- R(h);XP(K)::R1(H)
- R(h);::R1(A)
- B(a);::R1(H)
- B(a);::R1(A)
- S(e);::R1(H)
- S(e);::R1(A)
- Refutation
- S(e);
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- R(h);::QAR1(I)
- B(a);::R1(H)
- B(a);::QAR1(I)
- S(e);::QAR1(I)
- Refutation
- S(e);
- Try
- S(F);N_PINP(f)
- Threat
- DUALS(2)
- Vars
- P(f);OGATE,P_SPINP(f),XS(F)::B(L),XP(f)
- P(f);::R1(A)
- S(e);::QAR1(I)
- S(e);::R1(A)
- Refutation
- B(a);
- Try
- S(F);XP(f)
- Threat
- DUALS(2)
- Vars
- R(g);OGATE,P_SPINR(g),XS(F)::B(L),XR(g)
- S(e);::QAR1(I)
- R(h);::QAR1(I)
- Refutation
- B(a);XS(D)
- Try
- P(C);
- Threat
- DUALS(2)
- Vars
- R(h);XP(K)::QAR1(I)
- B(a);XS(D)::R1(A)
- P(c);EP,OGATE,XP(C)::P(B)
- S(e);::QAR1(I)
- B(a);::QAR1(I)
- Refutation
- B(a);
- Try
- P(J);XR(g)
- Threat
- DUALS(6)
- Refutation
- R(h);XQ(J)
- Try
- P(J);XR(g)
- Threat
- DUALS(3)
- Vars
- R(h);XP(K)::R1(H)
- S(e);::B(L),XP(f)
- Refutation
- R(h);XB(J)
- Try
- Actual
- S(F);
- Threat
- DUALS(2)
- Vars
- B(a);XS(D)::QAR1(I)
- P(c);OGATE,XS(F)::P(B)
- B(a);::QAR1(I)
- S(e);::QAR1(I)
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