MESON Chess Problem Database
Problem Display
PID: 118220 (3Q4/3p1NK1/3r1p1p/3B1k2/8/4pPbP/3nN3/B4rR1 w - - 0 1)
Piatesi, Antonio
Boletim da UBP, 1962
#2
9 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rxd5
- 2.Qxf6#
- 1...Be1
- 2.Sxd6#
- 2.Sxh6#
- 1...Bf2
- 2.Sxd6#
- 2.Sxh6#
- 1...Bh2
- 2.Sxh6#
- 1...Bf4
- 2.Sd4#
- 1...Bh4
- 2.Sxd6#
- 2.Sxh6#
- 1...Be5
- 2.Sxh6#
- 1...Se4
- 2.fxe4#
- 1...Rxd5
- Tries
- 1.Sxd6+?
- 1...Bxd6
- 2.Qxf6#
- 2.Qxd7#
- 1...Kg5!
- 1...Bxd6
- 1.Bxf6?
- threat
- 2.Sxh6#
- 1...Rxf6
- 2.Qxf6#
- 1...Bf4
- 2.Sd4#
- 1...h5
- 2.Sh6#
- 1...Rxd5!
- threat
- 1.Be4+?
- 1...Ke6
- 2.Qxf6#
- 2.Qe8#
- 1...Sxe4!
- 1...Ke6
- 1.Rxg3?
- threat
- 2.Sxd6#
- 2.Sxh6#
- 1...Rxd5
- 2.Qxf6#
- 1...Ra6
- 2.Sxh6#
- 1...Rb6
- 2.Sxh6#
- 1...Rc6
- 2.Sxh6#
- 1...Re6
- 2.Sxh6#
- 1...Sc4
- 2.Sxh6#
- 1...Se4
- 2.Sxh6#
- 2.fxe4#
- 1...h5
- 2.Sxd6#
- 2.Sh6#
- 1...Rxa1!
- threat
- 1.Qxd7+?
- 1...Re6
- 2.Bxe6#
- 2.Qxe6#
- 1...Rxd7!
- 1...Re6
- 1.f4?
- threat
- 2.Sxd6#
- 2.Sxh6#
- 1...Rxf4
- 2.Sxg3#
- 1...Bxf4
- 2.Sd4#
- 1...Ra6
- 2.Sxh6#
- 1...Rb6
- 2.Sxh6#
- 1...Rc6
- 2.Sxh6#
- 1...Re6
- 2.Sxh6#
- 1...Sc4
- 2.Sxh6#
- 1...Se4
- 2.Sxh6#
- 1...h5
- 2.Sxd6#
- 2.Sh6#
- 1...Rxd5!
- threat
- 1.h4?
- threat
- 2.Sxh6#
- 1...Rxd5
- 2.Qxf6#
- 1...Bf4
- 2.Sd4#
- 1...h5
- 2.Sh6#
- 1...Rxa1!
- threat
- 1.Sxd6+?
- Keys
- 1.Be5!
- threat
- 2.Sxg3#
- 2.Sd4#
- 1...Rxg1
- 2.Sd4#
- 1...Rxf3
- 2.Sd4#
- 1...Rxd5
- 2.Qxf6#
- 1...Bxe5
- 2.Sxh6#
- 1...Sxf3
- 2.Sxg3#
- 1...fxe5
- 2.Sxd6#
- 1...Be1
- 2.Sd4#
- 1...Bf2
- 2.Sd4#
- 1...Bh2
- 2.Sd4#
- 1...Bf4
- 2.Sd4#
- 1...Bh4
- 2.Sd4#
- 1...Sb3
- 2.Sxg3#
- 1...Se4
- 2.Sd4#
- 2.fxe4#
- threat
- 1.Be5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 8
- REMOVED MATES = 1
- Sets
- R(f);N_GUARD,XB(F)::QAR1(I),XP(g)
- B(d);::S(G),XP(h)
- B(d);SBLOCK::S(C)
- S(b);OGATE::P(D),XS(b)
- Tries
- Try
- S(G);CHECK,XR(f)
- Refutation
- K(e);P-FLIGHT,P_SPINB(d),P_SPINP(g)
- Try
- B(A);XP(g)
- Threat
- S(G),XP(h)
- Vars
- R(f);OGATE,XB(A)::QAR1(I),XR(f)
- B(d);SBLOCK::S(C)
- P(h);::S(G)
- Refutation
- R(f);XB(F)
- Try
- B(F);CHECK
- Refutation
- S(b);XB(F)
- Try
- R(B);XB(d)
- Threat
- DUALS(2)
- Vars
- R(f);N_GUARD,XB(F)::QAR1(I),XP(g)
- R(f);::S(G),XP(h)
- S(b);::S(G),XP(h)
- Refutation
- R(a);XB(A)
- Try
- Q(I);CHECK,XP(i)
- Refutation
- R(f);P_PINS(G),XQ(I)
- Try
- P(D);
- Threat
- DUALS(2)
- Vars
- R(a);SBLOCK,XP(D)::S(C),XB(d)
- B(d);SBLOCK,XP(D)::S(C)
- R(f);::S(G),XP(h)
- S(b);::S(G),XP(h)
- Refutation
- R(f);XB(F)
- Try
- P(E);
- Threat
- S(G),XP(h)
- Vars
- R(f);N_GUARD,XB(F)::QAR1(I),XP(g)
- B(d);SBLOCK::S(C)
- P(h);::S(G)
- Refutation
- R(a);XB(A)
- Try
- Actual
- B(A);
- Threat
- DUALS(2)
- Vars
- R(a);XR(B)::S(C)
- R(a);XP(D)::S(C)
- R(f);N_GUARD,XB(F)::QAR1(I),XP(g)
- B(d);SBLOCK,XB(A)::S(G),XP(h)
- S(b);XP(D)::S(C),XB(d)
- P(g);SBLOCK,XB(A)::S(G),XR(f)
- B(d);::S(C)
- S(b);::S(C),XB(d)
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