MESON Chess Problem Database
Problem Display
PID: 15132 (5r2/1N1B4/n5Np/1p1R1p1K/q1bBk1P1/2Pp1p1p/3P3b/5Q1r w - - 0 1)
Petkov, Petko Andonov
1st Prize, Ajedrez, 1980
#2
10 + 13
| 3840 | Petkov Selected Compositions | 2000 |
SOLUTION
- SOUND
- Sets
- 1...Kxd5
- 2.Qxf3#
- 1...Bg1
- 2.Re5#
- 1...Be5
- 2.Rxe5#
- 1...f2
- 2.Qxh1#
- 1...f4
- 2.Re5#
- 1...Kxd5
- Tries
- 1.Bg1?
- threat
- 2.Rd4#
- 1...Kxd5
- 2.Qxf3#
- 1...Bxg1
- 2.Re5#
- 1...Bxd5
- 2.Qe1#
- 1...Be5
- 2.Rxe5#
- 1...Ba2
- 2.Qxd3#
- 1...Bb3
- 2.Qxd3#
- 1...f2!
- threat
- 1.Be3?
- threat
- 2.Rd4#
- 1...Kxd5
- 2.Qxf3#
- 1...f2
- 2.Qxh1#
- 1...Be5
- 2.Rxe5#
- 1...Ba2
- 2.Qxd3#
- 1...Bb3
- 2.Qxd3#
- 1...Bxd5!
- threat
- 1.Bc5?
- threat
- 2.Rd4#
- 1...Kxd5
- 2.Qxf3#
- 1...f2
- 2.Qxh1#
- 1...Bg1
- 2.Re5#
- 1...Be5
- 2.Rxe5#
- 1...Ba2
- 2.Qxd3#
- 1...Bb3
- 2.Qxd3#
- 1...Bxd5!
- threat
- 1.Be5?
- threat
- 2.Rd4#
- 1...Kxd5
- 2.Qxf3#
- 1...Bxe5
- 2.Rxe5#
- 1...Bxd5
- 2.Sd6#
- 1...f2
- 2.Qxh1#
- 1...Ba2
- 2.Qxd3#
- 1...Bb3
- 2.Qxd3#
- 1...Bg1!
- threat
- 1.Bb6?
- threat
- 2.Rd4#
- 1...Kxd5
- 2.Qxf3#
- 1...f2
- 2.Qxh1#
- 1...Bg1
- 2.Re5#
- 1...Be5
- 2.Rxe5#
- 1...Ba2
- 2.Qxd3#
- 1...Bb3
- 2.Qxd3#
- 1...Bxd5!
- threat
- 1.Ba7?
- threat
- 2.Rd4#
- 1...Kxd5
- 2.Qxf3#
- 1...f2
- 2.Qxh1#
- 1...Bg1
- 2.Re5#
- 1...Be5
- 2.Rxe5#
- 1...Ba2
- 2.Qxd3#
- 1...Bb3
- 2.Qxd3#
- 1...Bxd5!
- threat
- 1.Bg7?
- threat
- 2.Rd4#
- 1...Kxd5
- 2.Qxf3#
- 1...f2
- 2.Qxh1#
- 1...Bg1
- 2.Re5#
- 1...Be5
- 2.Rxe5#
- 1...Ba2
- 2.Qxd3#
- 1...Bb3
- 2.Qxd3#
- 1...Bxd5!
- threat
- 1.Bh8?
- threat
- 2.Rd4#
- 1...Kxd5
- 2.Qxf3#
- 1...f2
- 2.Qxh1#
- 1...Bg1
- 2.Re5#
- 1...Be5
- 2.Rxe5#
- 1...Ba2
- 2.Qxd3#
- 1...Bb3
- 2.Qxd3#
- 1...Bxd5!
- threat
- 1.Bxf5+?
- 1...Kxd5
- 2.Se7#
- 2.Qxf3#
- 1...Rxf5+!
- 1...Kxd5
- 1.Bc6?
- threat
- 2.Re5#
- 1...Be5
- 2.Rxe5#
- 1...Bxd5!
- threat
- 1.Qe1+?
- 1...Kxd5
- 2.Se7#
- 2.Qe6#
- 1...Rxe1!
- 1...Kxd5
- 1.Bg1?
- Keys
- 1.Bf6!
- threat
- 2.Rd4#
- 1...Kxd5
- 2.Qxf3#
- 1...Bxd5
- 2.Bxf5#
- 1...f2
- 2.Qxh1#
- 1...Bg1
- 2.Re5#
- 1...Be5
- 2.Rxe5#
- 1...Ba2
- 2.Qxd3#
- 1...Bb3
- 2.Qxd3#
- threat
- 1.Bf6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- K(h);S_FLIGHT,XR(F)::QAB(A),XP(d)
- B(b);N_GUARD::R1(F)
- B(b);N_GUARD::R1(F),XB(b)
- P(d);OGATEB::QAB(A),XR(a)
- P(j);S_CUTB(b)::R1(F)
- Tries
- Try
- B(D);
- Threat
- R1(F)
- Vars
- K(h);S_FLIGHT,XR(F)::QAB(A),XP(d)
- B(b);N_GUARD,XB(D)::R1(F)
- B(g);SBLOCK,XR(F)::QAR(A)
- B(b);N_GUARD::R1(F),XB(b)
- B(g);N_GUARD::QAB1(A),XP(c)
- Refutation
- P(d);
- Try
- B(D);
- Threat
- R1(F)
- Vars
- K(h);S_FLIGHT,XR(F)::QAB(A),XP(d)
- P(d);OGATEB::QAB(A),XR(a)
- B(b);N_GUARD::R1(F),XB(b)
- B(g);N_GUARD::QAB1(A),XP(c)
- Refutation
- B(g);XR(F)
- Try
- B(D);
- Threat
- R1(F)
- Vars
- K(h);S_FLIGHT,XR(F)::QAB(A),XP(d)
- P(d);OGATEB::QAB(A),XR(a)
- B(b);N_GUARD::R1(F)
- B(b);N_GUARD::R1(F),XB(b)
- B(g);N_GUARD::QAB1(A),XP(c)
- Refutation
- B(g);XR(F)
- Try
- B(D);
- Threat
- R1(F)
- Vars
- K(h);S_FLIGHT,XR(F)::QAB(A),XP(d)
- B(b);OGATE,XB(D)::R1(F),XB(b)
- B(g);SBLOCK,XR(F)::S(I)
- P(d);OGATEB::QAB(A),XR(a)
- B(g);N_GUARD::QAB1(A),XP(c)
- Refutation
- B(b);
- Try
- B(D);
- Threat
- R1(F)
- Vars
- K(h);S_FLIGHT,XR(F)::QAB(A),XP(d)
- P(d);OGATEB::QAB(A),XR(a)
- B(b);N_GUARD::R1(F)
- B(b);N_GUARD::R1(F),XB(b)
- B(g);N_GUARD::QAB1(A),XP(c)
- Refutation
- B(g);XR(F)
- Try
- B(D);
- Threat
- R1(F)
- Vars
- K(h);S_FLIGHT,XR(F)::QAB(A),XP(d)
- P(d);OGATEB::QAB(A),XR(a)
- B(b);N_GUARD::R1(F)
- B(b);N_GUARD::R1(F),XB(b)
- B(g);N_GUARD::QAB1(A),XP(c)
- Refutation
- B(g);XR(F)
- Try
- B(D);
- Threat
- R1(F)
- Vars
- K(h);S_FLIGHT,XR(F)::QAB(A),XP(d)
- P(d);OGATEB::QAB(A),XR(a)
- B(b);N_GUARD::R1(F)
- B(b);N_GUARD::R1(F),XB(b)
- B(g);N_GUARD::QAB1(A),XP(c)
- Refutation
- B(g);XR(F)
- Try
- B(D);
- Threat
- R1(F)
- Vars
- K(h);S_FLIGHT,XR(F)::QAB(A),XP(d)
- P(d);OGATEB::QAB(A),XR(a)
- B(b);N_GUARD::R1(F)
- B(b);N_GUARD::R1(F),XB(b)
- B(g);N_GUARD::QAB1(A),XP(c)
- Refutation
- B(g);XR(F)
- Try
- B(J);CHECK,XP(j)
- Refutation
- R(m);CHECK,XB(J)
- Try
- B(J);
- Threat
- B(J)+R(F),DCHECK
- Vars
- B(b);::B(J)+R(F),DCHECK,XB(b)
- Refutation
- B(g);P_SPINB(g),XR(F)
- Try
- Q(A);CHECK
- Refutation
- R(a);XQ(A)
- Try
- Actual
- B(D);
- Threat
- R1(F)
- Vars
- K(h);S_FLIGHT,XR(F)::QAB(A),XP(d)
- B(g);SBLOCK,XR(F)::B(J),XP(j)
- P(d);OGATEB::QAB(A),XR(a)
- B(b);N_GUARD::R1(F)
- B(b);N_GUARD::R1(F),XB(b)
- B(g);N_GUARD::QAB1(A),XP(c)
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