MESON Chess Problem Database
Problem Display
PID: 261182 (B6B/6r1/1p5b/np4n1/5p1r/Np1k2N1/1Qp2P2/2K1R3 w - - 0 1)
Schonholzer, Andreas
4th Comm., Neue Zurcher Zeitung, 2006
#2
8 + 11
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Rg6
- 2.Qc3#
- 2.Qd4#
- 1...Ra7
- 2.Qc3#
- 2.Qd4#
- 1...Rb7
- 2.Qc3#
- 2.Qd4#
- 1...Rc7
- 2.Qd4#
- 1...Rd7
- 2.Qc3#
- 1...Re7
- 2.Qc3#
- 2.Qd4#
- 1...Rf7
- 2.Qc3#
- 2.Qd4#
- 1...Rh7
- 2.Qc3#
- 2.Qd4#
- 1...Rg8
- 2.Qc3#
- 2.Qd4#
- 1...Sf3
- 2.Be4#
- 1...Sh3
- 2.Be4#
- 1...Se4
- 2.Bxe4#
- 1...Se6
- 2.Be4#
- 1...Sf7
- 2.Be4#
- 1...Sh7
- 2.Be4#
- 1...fxg3
- 2.Re3#
- 1...f3
- 2.Re3#
- 1...Rg6
- Tries
- 1.Sxb5?
- threat
- 2.Qc3#
- 2.Qd4#
- 1...fxg3
- 2.Qc3#
- 1...Rc7
- 2.Qd4#
- 1...Rd7
- 2.Qc3#
- 1...Sc6
- 2.Qc3#
- 2.Qxb3#
- 1...Sf3
- 2.Qc3#
- 1...Se4
- 2.Qd4#
- 1...Se6
- 2.Qc3#
- 1...f3
- 2.Qc3#
- 1...Kc4!
- threat
- 1.Se2?
- threat
- 2.Qc3#
- 2.Qd4#
- 1...Rb7
- 2.Qd4#
- 1...Sb7
- 2.Qd4#
- 1...Rc7
- 2.Qd4#
- 1...Rd7
- 2.Qc3#
- 1...Sf3
- 2.Qc3#
- 1...Se4
- 2.Qd4#
- 1...Se6
- 2.Qc3#
- 1...f3
- 2.Qc3#
- 1...b4
- 2.Qd4#
- 1...Sc6!
- threat
- 1.Se4?
- threat
- 2.Qc3#
- 1...Sxe4
- 2.Bxe4#
- 1...Rc7
- 2.Qd4#
- 1...b4!
- threat
- 1.Bg2?
- threat
- 2.Bf1#
- 1...Re7
- 2.Qc3#
- 2.Qd4#
- 1...Rh1!
- threat
- 1.Bf3?
- threat
- 2.Be2#
- 1...fxg3
- 2.Re3#
- 1...Re7
- 2.Qc3#
- 2.Qd4#
- 1...Sxf3!
- threat
- 1.Bxg7?
- threat
- 2.Qc3#
- 2.Qd4#
- 1...fxg3
- 2.Re3#
- 2.Qc3#
- 1...Sc6
- 2.Qc3#
- 2.Qxb3#
- 1...Sf3
- 2.Be4#
- 2.Qc3#
- 1...Se4
- 2.Bxe4#
- 2.Qd4#
- 1...Se6
- 2.Be4#
- 2.Qc3#
- 1...f3
- 2.Re3#
- 2.Qc3#
- 1...b4
- 2.Qd4#
- 1...Bxg7!
- threat
- 1.Qxc2+?
- 1...Kd4
- 2.Sxb5#
- 2.Sf5#
- 1...bxc2!
- 1...Kd4
- 1.Sxb5?
- Keys
- 1.Sf5!
- threat
- 2.Qd4#
- 1...Rd7
- 2.Qc3#
- 1...Sc6
- 2.Qxb3#
- 1...Sf3
- 2.Be4#
- 1...Se6
- 2.Be4#
- 1...f3
- 2.Re3#
- threat
- 1.Sf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 6
- Sets
- R(k);::QAR1(C)
- S(h);N_GUARD::B(G)
- S(h);N_GUARD::B(G),XS(h)
- P(d);N_GUARD,XS(F)::R1(B)
- P(d);N_GUARD::R1(B)
- Tries
- Try
- S(E);XP(g)
- Threat
- DUALS(2)
- Vars
- P(d);XS(F)::QAR1(C)
- R(k);::QAR1(C)
- S(h);::QAR1(C)
- P(d);::QAR1(C)
- Refutation
- K(c);S_FLIGHT
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(k);::QAR1(C)
- S(f);::QAR1(C)
- S(h);::QAR1(C)
- P(d);::QAR1(C)
- P(g);::QAR1(C)
- Refutation
- S(f);
- Try
- S(F);
- Threat
- QAR1(C)
- Vars
- S(h);OGATE,XS(F)::B(G),XS(h)
- R(k);::QAR1(C)
- Refutation
- P(g);
- Try
- B(G);
- Threat
- B(G)
- Refutation
- R(e);P_PINR(B)
- Try
- B(G);
- Threat
- B(G)
- Vars
- P(d);N_GUARD,XS(F)::R1(B)
- Refutation
- S(h);XB(G)
- Try
- B(H);XR(k)
- Threat
- DUALS(2)
- Vars
- P(g);::QAR1(C)
- Refutation
- B(j);XB(H)
- Try
- Q(C);CHECK,XP(a)
- Refutation
- P(b);XQ(C)
- Try
- Actual
- S(F);
- Threat
- QAR1(C)
- Vars
- R(k);::QAR1(C)
- S(f);N_GUARD::QAR2(C),XP(b)
- S(h);N_GUARD::B(G)
- P(d);N_GUARD::R1(B)
Developed and maintained by Brian Stephenson.
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