MESON Chess Problem Database
Problem Display
PID: 98493 (1nQ5/2Nr2p1/1p4Pp/3R4/4PBk1/3BPp2/3K4/7R w - - 0 1)
Petkov, Petko Andonov
Problemas, 1966
#2
10 + 7
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sa6
- 2.Qxd7#
- 1...Sc6
- 2.Qxd7#
- 1...f2
- 2.Be2#
- 1...h5
- 2.Rg5#
- 1...Sa6
- Tries
- 1.Kc1?
- 1...f2
- 2.Be2#
- 1...Sa6
- 2.Qxd7#
- 1...Sc6
- 2.Qxd7#
- 1...h5
- 2.Rg5#
- 1...b5!
- 1...f2
- 1.Kd1?
- 1...f2
- 2.Be2#
- 1...Sa6
- 2.Qxd7#
- 1...Sc6
- 2.Qxd7#
- 1...h5
- 2.Rg5#
- 1...b5!
- 1...f2
- 1.Kc2?
- 1...f2
- 2.Be2#
- 1...Sa6
- 2.Qxd7#
- 1...Sc6
- 2.Qxd7#
- 1...h5
- 2.Rg5#
- 1...b5!
- 1...f2
- 1.Kc3?
- 1...f2
- 2.Be2#
- 1...Sa6
- 2.Qxd7#
- 1...Sc6
- 2.Qxd7#
- 1...h5
- 2.Rg5#
- 1...b5!
- 1...f2
- 1.Sa6?
- 1...Sxa6
- 2.Qxd7#
- 1...f2
- 2.Be2#
- 1...Sc6
- 2.Qxd7#
- 1...h5
- 2.Rg5#
- 1...b5!
- 1...Sxa6
- 1.Sa8?
- 1...f2
- 2.Be2#
- 1...Sa6
- 2.Qxd7#
- 1...Sc6
- 2.Qxd7#
- 1...h5
- 2.Rg5#
- 1...b5!
- 1...f2
- 1.Se8?
- 1...f2
- 2.Be2#
- 1...Sa6
- 2.Qxd7#
- 1...Sc6
- 2.Qxd7#
- 1...h5
- 2.Rg5#
- 1...b5!
- 1...f2
- 1.Bb5?
- 1...f2
- 2.Be2#
- 1...Sa6
- 2.Bxd7#
- 2.Qxd7#
- 1...Sc6
- 2.Qxd7#
- 1...h5!
- 1...f2
- 1.Rg1+?
- 1...Kh3
- 2.Rh5#
- 1...Kh4!
- 1...Kh3
- 1.Rh2?
- 1...f2
- 2.Be2#
- 1...Sa6
- 2.Qxd7#
- 1...Sc6
- 2.Qxd7#
- 1...h5
- 2.Rg5#
- 1...b5!
- 1...f2
- 1.Rhh5?
- 1...f2
- 2.Be2#
- 1...Sa6
- 2.Qxd7#
- 1...Sc6
- 2.Qxd7#
- 1...b5!
- 1...f2
- 1.Rxh6?
- threat
- 2.Rg5#
- 1...f2
- 2.Be2#
- 1...gxh6!
- threat
- 1.Rb5?
- 1...Sa6
- 2.Qxd7#
- 1...Sc6
- 2.Qxd7#
- 1...h5
- 2.Rg5#
- 1...f2!
- 1...Sa6
- 1.Kc1?
- Keys
- 1.Sb5!
- 1...f2
- 2.Be2#
- 1...Sa6
- 2.Qxd7#
- 1...Sc6
- 2.Qxd7#
- 1...h5
- 2.Rg5#
- 1...f2
- 1.Sb5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(g);N_GUARD::QAB(J),XR(e)
- P(a);OGATEB::B(C)
- P(d);N_GUARD::R1(G)
- Tries
- Try
- K(B);S_FLIGHT
- Vars
- P(a);OGATEB::B(C)
- S(g);N_GUARD::QAB(J),XR(e)
- P(d);N_GUARD::R1(G)
- Refutation
- P(c);
- Try
- K(B);P-FLIGHT
- Vars
- P(a);OGATEB::B(C)
- S(g);N_GUARD::QAB(J),XR(e)
- P(d);N_GUARD::R1(G)
- Refutation
- P(c);
- Try
- K(B);P-FLIGHT
- Vars
- P(a);OGATEB::B(C)
- S(g);N_GUARD::QAB(J),XR(e)
- P(d);N_GUARD::R1(G)
- Refutation
- P(c);
- Try
- K(B);S_FLIGHT
- Vars
- P(a);OGATEB::B(C)
- S(g);N_GUARD::QAB(J),XR(e)
- P(d);N_GUARD::R1(G)
- Refutation
- P(c);
- Try
- S(I);
- Vars
- S(g);N_GUARD,XS(I)::QAB(J),XR(e)
- P(a);OGATEB::B(C)
- S(g);N_GUARD::QAB(J),XR(e)
- P(d);N_GUARD::R1(G)
- Refutation
- P(c);
- Try
- S(I);
- Vars
- P(a);OGATEB::B(C)
- S(g);N_GUARD::QAB(J),XR(e)
- P(d);N_GUARD::R1(G)
- Refutation
- P(c);
- Try
- S(I);
- Vars
- P(a);OGATEB::B(C)
- S(g);N_GUARD::QAB(J),XR(e)
- P(d);N_GUARD::R1(G)
- Refutation
- P(c);
- Try
- B(C);P_SPINR(G)
- Vars
- P(a);OGATEB::B(C)
- S(g);N_GUARD::QAB(J),XR(e)
- Refutation
- P(d);
- Try
- R(A);CHECK
- Vars
- K(b);S_FLIGHT::R(G)
- Refutation
- K(b);N_SPINR(e),P-FLIGHT
- Try
- R(A);
- Vars
- P(a);OGATEB::B(C)
- S(g);N_GUARD::QAB(J),XR(e)
- P(d);N_GUARD::R1(G)
- Refutation
- P(c);
- Try
- R(A);
- Vars
- P(a);OGATEB::B(C)
- S(g);N_GUARD::QAB(J),XR(e)
- Refutation
- P(c);
- Try
- R(A);XP(d)
- Threat
- R1(G)
- Vars
- P(a);OGATEB::B(C)
- Refutation
- P(f);XR(A)
- Try
- R(G);P_SPINB(C)
- Vars
- S(g);N_GUARD::QAB(J),XR(e)
- P(d);N_GUARD::R1(G)
- Refutation
- P(a);
- Try
- Actual
- S(I);
- Vars
- P(a);OGATEB::B(C)
- S(g);N_GUARD::QAB(J),XR(e)
- P(d);N_GUARD::R1(G)
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