MESON Chess Problem Database
Problem Display
PID: 176508 (8/1pQ5/qp2Kb2/1p2p3/4k3/5pP1/nrPR1P1r/5N2 w - - 0 1)
Weinberger, Gerhard
Schach-Echo, 1982
#2
7 + 11
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Qa3
- 2.Qxb7#
- 1...Qa4
- 2.Qxb7#
- 1...Qa5
- 2.Qxb7#
- 1...Rxc2
- 2.Qxc2#
- 1...Rxf2
- 2.Qh7#
- 1...Rg2
- 2.Qh7#
- 1...Rh7
- 2.Qxh7#
- 1...Bh4
- 2.Qxe5#
- 2.Qh7#
- 1...Bg5
- 2.Qxe5#
- 1...Be7
- 2.Qxe5#
- 1...Bd8
- 2.Qxe5#
- 1...Qa3
- Tries
- 1.Sxh2?
- threat
- 2.Qh7#
- 1...Be7
- 2.Qxe5#
- 1...Bg7!
- threat
- 1.Rd3?
- threat
- 2.Sd2#
- 1...Rxf2
- 2.Qh7#
- 1...Qa5
- 2.Qxb7#
- 1...Bg5
- 2.Qxe5#
- 1...Rxc2!
- threat
- 1.Rd4+?
- 1...exd4
- 2.Sd2#
- 2.Qf4#
- 1...Kxd4!
- 1...exd4
- 1.Rd5?
- threat
- 2.Sd2#
- 1...Rxc2
- 2.Qxc2#
- 1...Rxf2
- 2.Qh7#
- 1...Bg5
- 2.Qxe5#
- 1...Qa5!
- threat
- 1.Rd6?
- threat
- 2.Sd2#
- 1...Rxc2
- 2.Qxc2#
- 1...Rxf2
- 2.Qh7#
- 1...Qa5
- 2.Qxb7#
- 1...Bg5!
- threat
- 1.Rd7?
- threat
- 2.Sd2#
- 1...Rxc2
- 2.Qxc2#
- 1...Qa5
- 2.Qxb7#
- 1...Bg5
- 2.Qxe5#
- 1...Rxf2!
- threat
- 1.Qd6?
- threat
- 2.Qd3#
- 2.Qd5#
- 1...Qa3
- 2.Qd5#
- 1...Rb3
- 2.Qd5#
- 1...Sc1
- 2.Qd5#
- 1...Sc3
- 2.Qd3#
- 1...b4
- 2.Qd5#
- 1...Sb4!
- threat
- 1.Qc5?
- threat
- 2.Qe3#
- 2.Qd5#
- 1...Qa3
- 2.Qd5#
- 1...Rb3
- 2.Qd5#
- 1...Bg5
- 2.Qd5#
- 2.Qxe5#
- 1...Sc3
- 2.Qe3#
- 1...Sb4
- 2.Qe3#
- 1...bxc5+!
- threat
- 1.Qd7?
- threat
- 2.Qd3#
- 2.Qd5#
- 1...Qa3
- 2.Qd5#
- 2.Qxb7#
- 1...Rb3
- 2.Qd5#
- 1...Sc1
- 2.Qd5#
- 1...Sc3
- 2.Qd3#
- 1...b4
- 2.Qd5#
- 1...Sb4!
- threat
- 1.Qg7?
- threat
- 2.Qg4#
- 2.Qg6#
- 1...Rh4
- 2.Qg6#
- 1...Rh5
- 2.Qg4#
- 1...Rh6
- 2.Qg4#
- 1...Bg5
- 2.Qxe5#
- 2.Qg6#
- 1...Bxg7!
- threat
- 1.Sxh2?
- Keys
- 1.Rd8!
- threat
- 2.Sd2#
- 1...Rxc2
- 2.Qxc2#
- 1...Rxf2
- 2.Qh7#
- 1...Bxd8
- 2.Qxe5#
- 1...Qa5
- 2.Qxb7#
- 1...Bg5
- 2.Qxe5#
- threat
- 1.Rd8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 5
- Sets
- Q(h);N_GUARD::QAB(G),XP(k)
- R(b);OGATE,XP(B)::QAB(G),XR(b)
- R(c);N_GUARD,XP(D)::QAB(G)
- R(c);N_GUARD::QAB(G)
- R(c);N_GUARD::QAB(G),XR(c)
- B(j);N_GUARD::QAR1(G),XP(g)
- Tries
- Try
- S(A);XR(c)
- Threat
- QAB(G)
- Vars
- B(j);N_GUARD::QAR1(G),XP(g)
- Refutation
- B(j);
- Try
- R(C);
- Threat
- S(A)
- Vars
- R(c);N_GUARD,XP(D)::QAB(G)
- Q(h);N_GUARD::QAB(G),XP(k)
- B(j);N_GUARD::QAR1(G),XP(g)
- Refutation
- R(b);XP(B)
- Try
- R(C);CHECK
- Refutation
- K(e);P-FLIGHT,XR(C)
- Try
- R(C);
- Threat
- S(A)
- Vars
- R(b);OGATE,XP(B)::QAB(G),XR(b)
- R(c);N_GUARD,XP(D)::QAB(G)
- B(j);N_GUARD::QAR1(G),XP(g)
- Refutation
- Q(h);
- Try
- R(C);
- Threat
- S(A)
- Vars
- R(b);OGATE,XP(B)::QAB(G),XR(b)
- R(c);N_GUARD,XP(D)::QAB(G)
- Q(h);N_GUARD::QAB(G),XP(k)
- Refutation
- B(j);
- Try
- R(C);
- Threat
- S(A)
- Vars
- R(b);OGATE,XP(B)::QAB(G),XR(b)
- Q(h);N_GUARD::QAB(G),XP(k)
- B(j);N_GUARD::QAR1(G),XP(g)
- Refutation
- R(c);XP(D)
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- Q(h);::QAB1(G)
- R(b);::QAB1(G)
- S(a);::QAB1(G)
- P(f);::QAB1(G)
- Refutation
- S(a);
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- Q(h);::QAB1(G)
- R(b);::QAB1(G)
- S(a);::QAR1(G)
- Refutation
- P(i);CHECK,XQ(G)
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- R(b);::QAB1(G)
- S(a);::QAB1(G)
- P(f);::QAB1(G)
- Refutation
- S(a);
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- R(c);::QAB(G)
- R(c);::QAR2(G)
- Refutation
- B(j);XQ(G)
- Try
- Actual
- R(C);
- Threat
- S(A)
- Vars
- R(b);OGATE,XP(B)::QAB(G),XR(b)
- R(c);N_GUARD,XP(D)::QAB(G)
- B(j);N_GUARD,XR(C)::QAR1(G),XP(g)
- Q(h);N_GUARD::QAB(G),XP(k)
- B(j);N_GUARD::QAR1(G),XP(g)
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