MESON Chess Problem Database
Problem Display
PID: 70029 (2r4n/4B2K/2p1R2p/3B4/3k4/1PN2b2/p1Q5/1n3r2 w - - 0 1)
Szwedowski, Leopold Mieczyslaw
5th HM., The Problemist, 2006
#2
7 + 9
| 56 | The Problemist | 2007 |
| 16307 | Rozmaitosci Szachowe | 2008 |
SOLUTION
- SOUND
- Sets
- 1...Bd1
- 2.Re4#
- 1...Be2
- 2.Re4#
- 1...Be4+
- 2.Rxe4#
- 1...Bg4
- 2.Re4#
- 1...Bxd5
- 2.Se2#
- 1...Bh5
- 2.Re4#
- 1...Sd2
- 2.Qxd2#
- 1...Sa3
- 2.Qd2#
- 1...Sxc3
- 2.Qd2#
- 1...cxd5
- 2.Sb5#
- 1...c5
- 2.Bf6#
- 1...Bd1
- Tries
- 1.Sxa2?
- threat
- 2.Qc4#
- 1...Be4+
- 2.Qxe4#
- 1...Kxd5
- 2.Qc4#
- 1...Bxd5
- 2.Bc5#
- 1...cxd5
- 2.Bf6#
- 1...Be2
- 2.Qe4#
- 1...Sd2
- 2.Qxd2#
- 1...Sa3
- 2.Qd2#
- 1...Sc3
- 2.Qd2#
- 1...Rc1!
- threat
- 1.Se2+?
- 1...Kxd5
- 2.Qf5#
- 2.Qc4#
- 1...Bxe2!
- 1...Kxd5
- 1.Sa4?
- threat
- 2.Qc4#
- 1...Be4+
- 2.Qxe4#
- 1...Kxd5
- 2.Qc4#
- 1...Bxd5
- 2.Bc5#
- 1...cxd5
- 2.Bf6#
- 1...Be2
- 2.Qe4#
- 1...Sd2
- 2.Qxd2#
- 1...Sa3
- 2.Qd2#
- 1...Sc3
- 2.Qd2#
- 1...Rc1!
- threat
- 1.Sb5+?
- 1...Kxd5
- 2.Qf5#
- 2.Qc4#
- 1...cxb5!
- 1...Kxd5
- 1.Bxf3?
- threat
- 2.Se2#
- 2.Re4#
- 1...Rxf3
- 2.Re4#
- 1...Sxc3
- 2.Qd2#
- 1...Rf2
- 2.Re4#
- 1...Sd2
- 2.Se2#
- 2.Qxd2#
- 1...Re1!
- threat
- 1.Bc4?
- threat
- 2.Qd3#
- 1...Be4+
- 2.Rxe4#
- 1...Be2
- 2.Sxe2#
- 2.Re4#
- 1...Rd1!
- threat
- 1.b4?
- threat
- 2.Bc5#
- 2.Bf6#
- 1...Be4+
- 2.Rxe4#
- 1...Bxd5
- 2.Se2#
- 1...Sxc3
- 2.Qd2#
- 1...cxd5
- 2.Sb5#
- 1...Re1
- 2.Bc5#
- 1...Rf8
- 2.Bc5#
- 1...Bd1
- 2.Bc5#
- 2.Re4#
- 1...Bh1
- 2.Bc5#
- 1...Be2
- 2.Bc5#
- 2.Re4#
- 1...Bg2
- 2.Bc5#
- 1...Bg4
- 2.Bc5#
- 2.Re4#
- 1...Bh5
- 2.Bc5#
- 2.Re4#
- 1...Sg6
- 2.Bc5#
- 1...Sf7
- 2.Bc5#
- 1...c5
- 2.Bf6#
- 1...Rc7!
- threat
- 1.Sxa2?
- Keys
- 1.Sd1!
- threat
- 2.Qc4#
- 1...Be4+
- 2.Qxe4#
- 1...Kxd5
- 2.Qc4#
- 1...Bxd5
- 2.Bc5#
- 1...cxd5
- 2.Bf6#
- 1...Be2
- 2.Qe4#
- 1...Sd2
- 2.Qxd2#
- 1...Sa3
- 2.Qd2#
- 1...Sc3
- 2.Qd2#
- threat
- 1.Sd1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 4
- ADDED MATES = 1
- REMOVED MATES = 4
- Sets
- B(d);N_GUARD::R1(E)
- B(d);CHECK,N_GUARD::R1(E),XB(d)
- B(d);N_GUARD,SBLOCK,XB(D)::S(C)
- S(a);N_GUARD::QAR2(A),XS(a)
- S(a);N_GUARD::QAR2(A)
- S(a);N_GUARD,XS(C)::QAR2(A)
- P(f);N_GUARD,SBLOCK,XB(D)::S(C)
- P(f);SBLOCK::B(F)
- Tries
- Try
- S(C);XP(c)
- Threat
- QAR1(A)
- Vars
- B(d);CHECK,N_GUARD::QAR1(A),XB(d)
- K(e);P-FLIGHT,XB(D)::QAB1(A)
- B(d);SBLOCK,XB(D)::B(F)
- P(f);SBLOCK,XB(D)::B(F)
- B(d);N_GUARD::QAR1(A)
- S(a);N_GUARD::QAR2(A),XS(a)
- S(a);N_GUARD::QAR2(A)
- Refutation
- R(b);
- Try
- S(C);CHECK
- Refutation
- B(d);XS(C)
- Try
- S(C);
- Threat
- QAR1(A)
- Vars
- B(d);CHECK,N_GUARD::QAR1(A),XB(d)
- K(e);P-FLIGHT,XB(D)::QAB1(A)
- B(d);SBLOCK,XB(D)::B(F)
- P(f);SBLOCK,XB(D)::B(F)
- B(d);N_GUARD::QAR1(A)
- S(a);N_GUARD::QAR2(A),XS(a)
- S(a);N_GUARD::QAR2(A)
- Refutation
- R(b);
- Try
- S(C);CHECK
- Refutation
- P(f);XS(C)
- Try
- B(D);XB(d)
- Threat
- DUALS(2)
- Vars
- R(b);XB(D)::R1(E)
- S(a);N_GUARD,XS(C)::QAR2(A)
- R(b);::R1(E)
- Refutation
- R(b);
- Try
- B(D);
- Threat
- QAR1(A)
- Vars
- B(d);CHECK,N_GUARD::R1(E),XB(d)
- Refutation
- R(b);
- Try
- P(B);
- Threat
- DUALS(2)
- Vars
- B(d);CHECK,N_GUARD::R1(E),XB(d)
- B(d);N_GUARD,SBLOCK,XB(D)::S(C)
- S(a);N_GUARD,XS(C)::QAR2(A)
- P(f);N_GUARD,SBLOCK,XB(D)::S(C)
- R(b);::B(F)
- R(h);::B(F)
- B(d);::B(F)
- S(i);::B(F)
- P(f);::B(F)
- Refutation
- R(h);P_PINB(F)
- Try
- Actual
- S(C);
- Threat
- QAR1(A)
- Vars
- B(d);CHECK,N_GUARD::QAR1(A),XB(d)
- K(e);P-FLIGHT,XB(D)::QAB1(A)
- B(d);SBLOCK,XB(D)::B(F)
- P(f);SBLOCK,XB(D)::B(F)
- B(d);N_GUARD::QAR1(A)
- S(a);N_GUARD::QAR2(A),XS(a)
- S(a);N_GUARD::QAR2(A)
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