MESON Chess Problem Database
Problem Display
PID: 138116 (Q2q4/3p4/2p5/1Rb5/2Pk4/2R1p1B1/2P3B1/3NK3 w - - 0 1)
de Santis, Mario
2nd Comm., L'Italia Scacchistica, 1978
#2
9 + 6
| 14744 | Nuova Antologia dei Problemisti Italiani | 1992 |
SOLUTION
- SOUND
- Sets
- 1...Qa5
- 2.Qh8#
- 1...Qb6
- 2.Qh8#
- 1...Qh8
- 2.Qxh8#
- 1...Ba3
- 2.Be5#
- 1...Bb4
- 2.Be5#
- 1...Bb6
- 2.Be5#
- 1...Ba7
- 2.Be5#
- 1...Be7
- 2.Be5#
- 1...Bf8
- 2.Be5#
- 1...cxb5
- 2.Qe4#
- 2.Qd5#
- 1...Qa5
- Tries
- 1.Sb2?
- threat
- 2.Rd3#
- 1...Qa5
- 2.Qh8#
- 1...Bb4
- 2.Be5#
- 1...Kxc3!
- threat
- 1.Bd5?
- threat
- 2.Rd3#
- 1...cxd5
- 2.Qxd5#
- 1...Qa5
- 2.Qh8#
- 1...Bb4!
- threat
- 1.Rb4?
- threat
- 2.Rd3#
- 1...Bb6
- 2.c5#
- 1...Bd6
- 2.c5#
- 1...Ba7
- 2.c5#
- 1...Be7
- 2.c5#
- 1...Bf8
- 2.c5#
- 1...Bxb4!
- threat
- 1.Qxc6?
- threat
- 2.Qe4#
- 2.Qd5#
- 2.Qxc5#
- 1...Qh4
- 2.Qd5#
- 2.Qxc5#
- 1...Qg5
- 2.Qe4#
- 1...Qb6
- 2.Qe4#
- 2.Qd5#
- 1...Qc7
- 2.Qe4#
- 2.Qd5#
- 1...Qe7
- 2.Qd5#
- 1...Qa8
- 2.Qxc5#
- 2.Qf6#
- 1...Qc8
- 2.Qe4#
- 2.Qd5#
- 2.Qf6#
- 1...Qe8
- 2.Qd5#
- 2.Qxc5#
- 1...Qf8
- 2.Qe4#
- 2.Qd5#
- 1...Qg8
- 2.Qe4#
- 2.Qxc5#
- 2.Qf6#
- 1...Ba3
- 2.Be5#
- 2.Rd3#
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 1...Bb4
- 2.Be5#
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 1...Bb6
- 2.Be5#
- 2.Rd3#
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 2.Qd6#
- 1...Bd6
- 2.Rd3#
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 2.Qxd6#
- 1...Ba7
- 2.Be5#
- 2.Rd3#
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 2.Qd6#
- 1...Be7
- 2.Be5#
- 2.Rd3#
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 1...Bf8
- 2.Be5#
- 2.Rd3#
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 1...d5
- 2.Qxc5#
- 1...d6
- 2.Qe4#
- 2.Qd5#
- 1...dxc6!
- threat
- 1.Qa2?
- threat
- 2.Rd3#
- 1...Bb4
- 2.Be5#
- 1...Qa5!
- threat
- 1.Qa4?
- threat
- 2.Rd3#
- 1...Bb4
- 2.Be5#
- 1...Qa5!
- threat
- 1.Qxd8?
- threat
- 2.Qh4#
- 2.Qf6#
- 2.Qh8#
- 1...Be7
- 2.Be5#
- 1...Bf8
- 2.Be5#
- 2.Qh4#
- 2.Qf6#
- 1...Bd6!
- threat
- 1.Sb2?
- Keys
- 1.Sxe3!
- threat
- 2.Rd3#
- 1...Kxc3
- 2.Qa1#
- 1...Qa5
- 2.Qh8#
- 1...Bb4
- 2.Be5#
- threat
- 1.Sxe3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- Q(f);OGATE,P_PINR(E)::QAB(I)
- Q(f);OGATE::QAB(I)
- Q(f);OGATE::QAB(I),XQ(f)
- B(c);::B(F)
- B(c);P_PINR(E)::B(F)
- Tries
- Try
- S(A);
- Threat
- R1(E)
- Vars
- Q(f);OGATE,P_PINR(E)::QAB(I)
- B(c);P_PINR(E)::B(F)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- B(D);
- Threat
- R1(E)
- Vars
- P(d);OGATE,XB(D)::QAR1(I),XP(d)
- Q(f);OGATE,P_PINR(E)::QAB(I)
- Refutation
- B(c);P_PINR(E)
- Try
- R(H);
- Threat
- R1(E)
- Vars
- B(c);OGATE::R(H)+P(G)
- Refutation
- B(c);P_PINR(E),XR(H)
- Try
- Q(I);XP(d)
- Threat
- DUALS(3)
- Vars
- Q(f);::QAR1(I)
- P(e);::QAB1(I),XB(c)
- Refutation
- P(e);XQ(I)
- Try
- Q(I);
- Threat
- R1(E)
- Vars
- B(c);P_PINR(E)::B(F)
- Refutation
- Q(f);P_PINR(E)
- Try
- Q(I);
- Threat
- R1(E)
- Vars
- B(c);P_PINR(E)::B(F)
- Refutation
- Q(f);P_PINR(E)
- Try
- Q(I);P_PINP(e),XQ(f)
- Threat
- DUALS(3)
- Vars
- B(c);::B(F)
- Refutation
- B(c);N_SPINP(e)
- Try
- Actual
- S(A);XP(a)
- Threat
- R1(E)
- Vars
- K(b);OGATEB,S_FLIGHT,XR(E)::QAB(I)
- Q(f);OGATE,P_PINR(E)::QAB(I)
- B(c);P_PINR(E)::B(F)
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