MESON Chess Problem Database
Problem Display
PID: 261463 (Q3n2b/K2R4/1N6/2p5/1P3N2/B1k2r2/PRB3q1/8 w - - 0 1)
Styger, Christian
Neue Zurcher Zeitung, 2005
#2
10 + 6
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Qh1
- 2.Se2#
- 1...Qh3
- 2.Se2#
- 1...Qg1
- 2.Se2#
- 1...Qe2
- 2.Sxe2#
- 1...Qh2
- 2.Qxf3#
- 1...Qg3
- 2.Se2#
- 1...Qg4
- 2.Se2#
- 1...Qg5
- 2.Se2#
- 2.Qxf3#
- 1...Qg6
- 2.Se2#
- 1...Qg7
- 2.Se2#
- 2.Qxf3#
- 1...Qg8
- 2.Se2#
- 2.Qxf3#
- 1...Rf1
- 2.Rd3#
- 1...Rf2
- 2.Rd3#
- 1...Rd3
- 2.Rxd3#
- 1...Rxf4
- 2.Rd3#
- 1...cxb4
- 2.Qc6#
- 1...c4
- 2.Sa4#
- 1...Qh1
- Tries
- 1.Bb1?
- threat
- 2.Rb3#
- 1...Qxb2
- 2.Qxf3#
- 1...Qc2
- 2.Rxc2#
- 1...Qg8
- 2.Se2#
- 2.Rc2#
- 2.Qxf3#
- 1...Rd3
- 2.Rxd3#
- 1...Bd4
- 2.Sfd5#
- 1...c4
- 2.Sa4#
- 1...Sd6!
- threat
- 1.Bf5?
- threat
- 2.Rb3#
- 1...Qxb2
- 2.Qxf3#
- 1...Qc2
- 2.Rxc2#
- 1...Qg8
- 2.Se2#
- 2.Rc2#
- 2.Qxf3#
- 1...Rd3
- 2.Rxd3#
- 1...Bd4
- 2.Sfd5#
- 1...c4
- 2.Sa4#
- 1...Sd6!
- threat
- 1.Bh7?
- threat
- 2.Rb3#
- 1...Qxb2
- 2.Qxf3#
- 1...Qc2
- 2.Rxc2#
- 1...Qg6
- 2.Se2#
- 1...Qg8
- 2.Se2#
- 2.Rc2#
- 2.Qxf3#
- 1...Rd3
- 2.Rxd3#
- 1...Bd4
- 2.Sfd5#
- 1...c4
- 2.Sa4#
- 1...Sd6!
- threat
- 1.Qd5?
- threat
- 2.Sa4#
- 2.Qb3#
- 2.Qc4#
- 2.Qxc5#
- 1...Qxc2
- 2.Qc4#
- 2.Qxc5#
- 1...Rxf4
- 2.Sa4#
- 2.Qb3#
- 2.Qd3#
- 1...cxb4
- 2.Sa4#
- 2.Qb3#
- 2.Qc4#
- 2.Qc6#
- 2.Qc5#
- 1...Rd3
- 2.Qxd3#
- 1...Qf1
- 2.Sa4#
- 2.Qb3#
- 2.Qd2#
- 1...Qg1
- 2.Se2#
- 2.Sa4#
- 2.Qb3#
- 2.Qc4#
- 2.Qd2#
- 1...Qe2
- 2.Sxe2#
- 2.Sa4#
- 2.Qb3#
- 1...Qf2
- 2.Sa4#
- 2.Qb3#
- 2.Qc4#
- 1...Qg5
- 2.Se2#
- 2.Sa4#
- 2.Qb3#
- 2.Qxf3#
- 2.Qc4#
- 2.Qd2#
- 1...Qg8
- 2.Se2#
- 2.Sa4#
- 2.Qxf3#
- 2.Qd2#
- 1...Sd6
- 2.Sa4#
- 1...c4
- 2.Sa4#
- 2.Qxc4#
- 1...Bd4!
- threat
- 1.Bb1?
- Keys
- 1.Bg6!
- threat
- 2.Rb3#
- 1...Qxb2
- 2.Qxf3#
- 1...Qxg6
- 2.Se2#
- 1...Sd6
- 2.Qxh8#
- 1...Qc2
- 2.Rxc2#
- 1...Rd3
- 2.Rxd3#
- 1...Bd4
- 2.Sfd5#
- 1...c4
- 2.Sa4#
- threat
- 1.Bg6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 11
- Sets
- Q(a);N_GUARD::S(F)
- Q(a);N_GUARD::S(F),XQ(a)
- Q(a);N_GUARD::QAR(J),XR(c)
- R(c);N_GUARD::R1(I)
- R(c);N_GUARD::R1(I),XR(c)
- R(c);N_GUARD,XS(F)::R1(I)
- P(d);OGATEB,XP(E)::QAR(J)
- P(d);SBLOCK::S(G)
- Tries
- Try
- B(C);
- Threat
- R1(B)
- Vars
- Q(a);N_GUARD,XR(B)::QAR(J),XR(c)
- Q(a);N_GUARD::R1(B),XQ(a)
- R(c);N_GUARD::R1(I),XR(c)
- B(f);SBLOCK::S(F)
- P(d);SBLOCK::S(G)
- Refutation
- S(e);
- Try
- B(C);
- Threat
- R1(B)
- Vars
- Q(a);N_GUARD,XR(B)::QAR(J),XR(c)
- Q(a);N_GUARD::R1(B),XQ(a)
- R(c);N_GUARD::R1(I),XR(c)
- B(f);SBLOCK::S(F)
- P(d);SBLOCK::S(G)
- Refutation
- S(e);
- Try
- B(C);
- Threat
- R1(B)
- Vars
- Q(a);N_GUARD,XR(B)::QAR(J),XR(c)
- Q(a);N_GUARD::R1(B),XQ(a)
- Q(a);N_GUARD::S(F)
- R(c);N_GUARD::R1(I),XR(c)
- B(f);SBLOCK::S(F)
- P(d);SBLOCK::S(G)
- Refutation
- S(e);
- Try
- Q(J);
- Threat
- DUALS(4)
- Vars
- R(c);N_GUARD::QAR1(J),XR(c)
- S(e);::S(G)
- Refutation
- B(f);
- Try
- Actual
- B(C);
- Threat
- R1(B)
- Vars
- Q(a);N_GUARD,XR(B)::QAR(J),XR(c)
- Q(a);N_GUARD,XB(C)::S(F)
- S(e);OGATE::QAB(J),XB(f)
- Q(a);N_GUARD::R1(B),XQ(a)
- R(c);N_GUARD::R1(I),XR(c)
- B(f);SBLOCK::S(F)
- P(d);SBLOCK::S(G)
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