MESON Chess Problem Database
Problem Display
PID: 270304 (4R3/2ppQK2/2rp1p1b/nB1kB2p/N3p2r/2p5/4N3/5R2 w - - 0 1)
Simoni, Francesco
Probleemblad, 1991
#2
8 + 12
| 15601 | Albrecht-Leiss-Degener Collection | 2023 |
SOLUTION
- SOUND
- Sets
- 1...Rf4
- 2.Rd1#
- 1...Ra6
- 2.Sexc3#
- 1...Rb6
- 2.Sexc3#
- 1...Bg7
- 2.Rd1#
- 1...Bf8
- 2.Rd1#
- 1...Sc4
- 2.Sexc3#
- 1...Rf4
- Tries
- 1.Sf4+?
- 1...Rxf4
- 2.Rd1#
- 1...Bxf4!
- 1...Rxf4
- 1.Bh2?
- threat
- 2.Rf5#
- 1...Rf4
- 2.Rd1#
- 1...Bf4
- 2.Qxe4#
- 1...f5
- 2.Rxf5#
- 1...Sc4!
- threat
- 1.Bxc3?
- threat
- 2.Rf5#
- 1...Rf4
- 2.Rd1#
- 1...Bf4
- 2.Qxe4#
- 1...f5
- 2.Rxf5#
- 1...Sc4!
- threat
- 1.Bg3?
- threat
- 2.Rf5#
- 1...Rf4
- 2.Rd1#
- 1...Bf4
- 2.Qxe4#
- 1...f5
- 2.Rxf5#
- 1...Sc4!
- threat
- 1.Bd4?
- threat
- 2.Rf5#
- 1...Sc4
- 2.Saxc3#
- 1...Bf4
- 2.Qxe4#
- 1...f5
- 2.Rxf5#
- 1...Rf4!
- threat
- 1.Bf4?
- threat
- 2.Rd1#
- 2.Qxe4#
- 1...Rxf4
- 2.Rd1#
- 1...Bxf4
- 2.Qxe4#
- 1...Sc4
- 2.Qxe4#
- 1...Rh1
- 2.Qxe4#
- 1...Rh3
- 2.Qxe4#
- 1...Sb3
- 2.Qxe4#
- 1...c2
- 2.Qxe4#
- 1...e3
- 2.Rd1#
- 2.Qe4#
- 1...f5
- 2.Rd1#
- 1...Rc4!
- threat
- 1.Bxd6?
- threat
- 2.Rf5#
- 1...Sc4
- 2.Saxc3#
- 1...Rf4
- 2.Rd1#
- 1...f5
- 2.Rxf5#
- 2.Qe5#
- 1...Bf4!
- threat
- 1.Qxd6+?
- 1...Rxd6
- 2.Sexc3#
- 1...cxd6!
- 1...Rxd6
- 1.Sf4+?
- Keys
- 1.Bxf6!
- threat
- 2.Rf5#
- 1...Sc4
- 2.Sexc3#
- 1...Rf4
- 2.Rd1#
- 1...Bf4
- 2.Qxe4#
- threat
- 1.Bxf6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 4
- Sets
- R(c);S_CUTB(j)::R(A)
- R(g);N_GUARD::S(B),XP(a)
- B(j);N_GUARD::R(A)
- S(d);S_CUTR(g)::S(B),XP(a)
- Tries
- Try
- S(B);CHECK
- Vars
- R(c);XS(B)::R(A)
- Refutation
- B(j);XS(B)
- Try
- B(E);
- Threat
- R(A)
- Vars
- R(c);S_CUTB(j)::R(A)
- B(j);S_CUTR(c)::QAB1(F),XP(b)
- P(i);::R(A),XP(i)
- Refutation
- S(d);
- Try
- B(E);XP(a)
- Threat
- R(A)
- Vars
- R(c);S_CUTB(j)::R(A)
- B(j);S_CUTR(c)::QAB1(F),XP(b)
- P(i);::R(A),XP(i)
- Refutation
- S(d);
- Try
- B(E);
- Threat
- R(A)
- Vars
- R(c);S_CUTB(j)::R(A)
- B(j);S_CUTR(c)::QAB1(F),XP(b)
- P(i);::R(A),XP(i)
- Refutation
- S(d);
- Try
- B(E);
- Threat
- R(A)
- Vars
- S(d);S_CUTR(g)::S(C),XP(a)
- B(j);S_CUTR(c)::QAB1(F),XP(b)
- P(i);::R(A),XP(i)
- Refutation
- R(c);
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- R(c);XB(E)::R(A)
- B(j);XB(E)::QAB1(F),XP(b)
- S(d);::QAB1(F),XP(b)
- R(c);::QAB1(F),XP(b)
- P(a);::QAB1(F),XP(b)
- P(i);::R(A)
- Refutation
- R(g);
- Try
- B(E);XP(h)
- Threat
- R(A)
- Vars
- S(d);S_CUTR(g)::S(C),XP(a)
- R(c);S_CUTB(j)::R(A)
- Refutation
- B(j);
- Try
- Q(F);CHECK,XP(h)
- Vars
- R(g);XQ(F)::S(B),XP(a)
- Refutation
- P(k);XQ(F)
- Try
- Actual
- B(E);XP(i)
- Threat
- R(A)
- Vars
- S(d);S_CUTR(g)::S(B),XP(a)
- R(c);P_PINB(E),S_CUTB(j)::R(A)
- B(j);S_CUTR(c)::QAB1(F),XP(b)
Developed and maintained by Brian Stephenson.
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