MESON Chess Problem Database
Problem Display
PID: 47628 (Q2B4/q6r/4P1p1/1r3kP1/1pp1RNN1/n3p1Rp/4K3/7B w - - 0 1)
Apro, Laszlo
Shakhmaty v SSSR, 1934
#2
10 + 10
| 4640 | Chess Wizardry: The New ABC of Chess Problems | 1996 |
SOLUTION
- SOUND
- Sets
- 1...Qb8
- 2.Sxe3#
- 1...Qa4
- 2.Sxe3#
- 1...Qa5
- 2.Sxe3#
- 1...Qa6
- 2.Sxe3#
- 1...Qb7
- 2.Sxe3#
- 1...Qc7
- 2.Sxe3#
- 1...Qd7
- 2.Sxe3#
- 1...Qe7
- 2.Sxe3#
- 1...Qf7
- 2.Sxe3#
- 1...Qg7
- 2.Sxe3#
- 1...Qxa8
- 2.Sxe3#
- 1...Rc5
- 2.Sxe3#
- 1...Rd5
- 2.Qxd5#
- 1...Rb6
- 2.Sxe3#
- 2.Qd5#
- 1...Rb8
- 2.Qd5#
- 1...Rh6
- 2.Sxh6#
- 1...Rb7
- 2.Sh6#
- 1...Rc7
- 2.Sh6#
- 1...Rd7
- 2.Sh6#
- 1...Re7
- 2.Sh6#
- 1...Rf7
- 2.Sh6#
- 1...Rg7
- 2.Sh6#
- 1...Qb8
- Tries
- 1.Sd3?
- threat
- 2.Rf3#
- 1...Qxa8
- 2.Sxe3#
- 1...Qe7
- 2.Sxe3#
- 1...Re5
- 2.Rxe5#
- 1...Re7
- 2.Sh6#
- 1...Qb8
- 2.Sxe3#
- 1...Qb7
- 2.Sxe3#
- 1...Qc7
- 2.Sxe3#
- 1...Rd5
- 2.Qxd5#
- 1...Rbb7
- 2.Re5#
- 1...Rhb7
- 2.Sh6#
- 1...cxd3+!
- threat
- 1.Sxh3?
- threat
- 2.Rf3#
- 1...Qxa8
- 2.Sxe3#
- 1...Re5
- 2.Rxe5#
- 1...Qb8
- 2.Sxe3#
- 1...Qb7
- 2.Sxe3#
- 1...Qc7
- 2.Sxe3#
- 1...Rd5
- 2.Qxd5#
- 1...Rbb7
- 2.Re5#
- 1...Rhb7
- 2.Sh6#
- 1...Rxh3!
- threat
- 1.Sd5?
- threat
- 2.Re5#
- 1...Rxd5
- 2.Qxd5#
- 1...Qb8
- 2.Sgxe3#
- 2.Sdxe3#
- 1...Qc7
- 2.Sgxe3#
- 2.Sdxe3#
- 1...Qg7
- 2.Sgxe3#
- 2.Sdxe3#
- 1...Qd4!
- threat
- 1.Sh5?
- threat
- 2.Rf3#
- 1...Qxa8
- 2.Sxe3#
- 1...Qe7
- 2.Sxe3#
- 1...Re5
- 2.Rxe5#
- 1...Re7
- 2.Sh6#
- 1...Qb8
- 2.Sxe3#
- 1...Qb7
- 2.Sxe3#
- 1...Qc7
- 2.Sxe3#
- 1...Rd5
- 2.Qxd5#
- 1...Rbb7
- 2.Re5#
- 1...Rhb7
- 2.Sh6#
- 1...gxh5!
- threat
- 1.Re5+?
- 1...Kxf4
- 2.Qf3#
- 1...Rxe5!
- 1...Kxf4
- 1.Sd3?
- Keys
- 1.Sg2!
- threat
- 2.Rf3#
- 1...Qxa8
- 2.S2xe3#
- 1...Qb7
- 2.S2xe3#
- 1...Qe7
- 2.S4xe3#
- 1...Rd5
- 2.Qxd5#
- 1...Re5
- 2.Rxe5#
- 1...Rbb7
- 2.Re5#
- 1...Rhb7
- 2.Sh4#
- 1...Re7
- 2.Sh6#
- 1...Qb8
- 2.S2xe3#
- 2.S4xe3#
- 1...Qc7
- 2.S2xe3#
- 2.S4xe3#
- threat
- 1.Sg2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 15
- Sets
- Q(i);N_GUARD::S(F),XP(b)
- Q(i);N_GUARD,XQ(I)::S(F),XP(b)
- R(f);S_CUTQ(i)::S(F),XP(b)
- R(f);N_GUARD::QAR2(I),XR(f)
- R(f);N_GUARD::QAR2(I)
- R(j);N_GUARD::S(F),XR(j)
- R(j);N_GUARD::S(F)
- Tries
- Try
- S(E);
- Threat
- R(C)
- Vars
- Q(i);N_GUARD,XQ(I)::S(F),XP(b)
- Q(i);N_GUARD::S(F),XP(b)
- R(f);N_GUARD::R1(D),XR(f)
- R(j);N_GUARD::S(F)
- R(f);N_GUARD::QAR2(I),XR(f)
- R(f);N_GUARD::R1(D)
- Refutation
- P(e);CHECK,XS(E)
- Try
- S(E);XP(c)
- Threat
- R(C)
- Vars
- Q(i);N_GUARD,XQ(I)::S(F),XP(b)
- R(f);N_GUARD::R1(D),XR(f)
- Q(i);N_GUARD::S(F),XP(b)
- R(f);N_GUARD::QAR2(I),XR(f)
- R(f);N_GUARD::R1(D)
- R(j);N_GUARD::S(F)
- Refutation
- R(j);XS(E)
- Try
- S(E);
- Threat
- R1(D)
- Vars
- R(f);OGATE,XS(E)::QAR2(I),XR(f)
- Refutation
- Q(i);
- Try
- S(E);
- Threat
- R(C)
- Vars
- Q(i);N_GUARD,XQ(I)::S(F),XP(b)
- Q(i);N_GUARD::S(F),XP(b)
- R(f);N_GUARD::R1(D),XR(f)
- R(j);N_GUARD::S(F)
- R(f);N_GUARD::QAR2(I),XR(f)
- R(f);N_GUARD::R1(D)
- Refutation
- P(h);XS(E)
- Try
- R(D);CHECK
- Vars
- K(g);P-FLIGHT,XS(E)::QAR1(I)
- Refutation
- R(f);XR(D)
- Try
- Actual
- S(E);
- Threat
- R(C)
- Vars
- Q(i);N_GUARD,XQ(I)::S(E),XP(b)
- Q(i);N_GUARD::S(E),XP(b)
- Q(i);N_GUARD::S(F),XP(b)
- R(f);N_GUARD::QAR2(I),XR(f)
- R(f);N_GUARD::R1(D),XR(f)
- R(f);N_GUARD::R1(D)
- R(j);N_GUARD::S(E)
- R(j);N_GUARD::S(F)
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