MESON Chess Problem Database
Problem Display
PID: 179002 (3B4/8/p1PpR3/3N4/RK1k3r/1nNBp3/b1PP4/1n3rb1 w - - 0 1)
Larsen, Lars Aksglade (= Aksglade, Lars)
2nd Prize, Magasinet, 1948
#2
10 + 10
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Bf6#
- 1...Rd1
- 2.Bf6#
- 1...Re1
- 2.Bf6#
- 1...Rf2
- 2.dxe3#
- 1...Rf6
- 2.Bxf6#
- 1...Rh1
- 2.Re4#
- 1...Rh2
- 2.Re4#
- 1...Rh3
- 2.Re4#
- 1...Re4
- 2.Rxe4#
- 1...Rh5
- 2.Re4#
- 1...Rh6
- 2.Re4#
- 1...Rh7
- 2.Re4#
- 1...Rh8
- 2.Re4#
- 1...Bf2
- 2.Bf6#
- 1...Bh2
- 2.dxe3#
- 1...Sa1
- 2.Bb6#
- 1...Sc1
- 2.Bb6#
- 1...Sxd2
- 2.Bb6#
- 1...Sa5
- 2.Bb6#
- 1...a5+
- 2.Kb5#
- 1...Rc1
- Tries
- 1.Sxe3?
- threat
- 2.Se2#
- 1...a5+
- 2.Kb5#
- 1...Bxe3
- 2.dxe3#
- 1...Sxc3
- 2.dxc3#
- 1...Re1
- 2.Sf5#
- 2.Bf6#
- 1...Rh2
- 2.Re4#
- 1...Sc1
- 2.Bb6#
- 1...Rf2!
- threat
- 1.Sb6?
- threat
- 2.Se2#
- 1...a5+
- 2.Kb5#
- 1...Sxc3
- 2.dxc3#
- 1...Re1
- 2.Bf6#
- 1...Rf2
- 2.dxe3#
- 1...Rh2
- 2.Re4#
- 1...e2
- 2.Sxe2#
- 1...Sc1!
- threat
- 1.Sf6?
- threat
- 2.Se2#
- 1...a5+
- 2.Kb5#
- 1...Rxf6
- 2.Bxf6#
- 1...Sxc3
- 2.dxc3#
- 1...Rf2
- 2.dxe3#
- 1...Rh2
- 2.Re4#
- 1...Sc1
- 2.Bb6#
- 1...e2
- 2.Sxe2#
- 1...Re1!
- threat
- 1.Sc7?
- threat
- 2.Se2#
- 1...a5+
- 2.Kb5#
- 1...Sxc3
- 2.dxc3#
- 1...Re1
- 2.Bf6#
- 1...Rf2
- 2.dxe3#
- 1...Rh2
- 2.Re4#
- 1...e2
- 2.Sxe2#
- 1...Sc1!
- threat
- 1.Bc4?
- threat
- 2.Se2#
- 1...Sxc3
- 2.dxc3#
- 1...Sc1
- 2.Bb6#
- 1...Re1
- 2.Bf6#
- 1...Rf2
- 2.dxe3#
- 1...Rh2
- 2.Re4#
- 1...e2
- 2.Sxe2#
- 1...a5+!
- threat
- 1.Be4?
- threat
- 2.Se2#
- 1...a5+
- 2.Kb5#
- 1...Rxe4
- 2.Rxe4#
- 1...Sxc3
- 2.dxc3#
- 1...Sc1
- 2.Bb6#
- 1...Re1
- 2.Bf6#
- 1...Rf2
- 2.dxe3#
- 1...e2
- 2.Sxe2#
- 1...Rh2!
- threat
- 1.Ra5?
- threat
- 2.Se2#
- 1...Sxc3
- 2.dxc3#
- 1...Sxa5
- 2.Bb6#
- 1...Sc1
- 2.Bb6#
- 1...Re1
- 2.Bf6#
- 1...Rf2
- 2.dxe3#
- 1...Rh2
- 2.Re4#
- 1...e2
- 2.Sxe2#
- 1...Sc5!
- threat
- 1.Sxe3?
- Keys
- 1.Se7!
- threat
- 2.Se2#
- 1...a5+
- 2.Kb5#
- 1...Sxc3
- 2.dxc3#
- 1...Sc1
- 2.Bb6#
- 1...Re1
- 2.Sf5#
- 1...Rf2
- 2.dxe3#
- 1...Rh2
- 2.Re4#
- 1...e2
- 2.Sxe2#
- threat
- 1.Se7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 15
- Sets
- R(b);N_GUARD::B(J)
- R(b);S_CUTB(c)::P(B),XP(f)
- R(b);N_GUARD::B(J),XR(b)
- R(h);N_GUARD::R1(I)
- R(h);N_GUARD::R1(I),XR(h)
- B(c);S_CUTR(b)::B(J)
- B(c);N_GUARD::P(B),XP(f)
- S(e);N_GUARD::B(J)
- S(e);N_GUARD,XP(B)::B(J)
- P(i);CHECK::R(E)+K(F)
- Tries
- Try
- S(G);XP(f)
- Threat
- S(C)
- Vars
- P(i);CHECK::R(E)+K(F)
- B(c);OGATE,XS(G)::P(B),XB(c)
- S(a);OGATE,XS(C)::P(B),XS(a)
- R(h);N_GUARD::R1(I)
- S(e);N_GUARD::B(J)
- Refutation
- R(b);
- Try
- S(G);
- Threat
- S(C)
- Vars
- P(i);CHECK::R(E)+K(F)
- S(a);OGATE,XS(C)::P(B),XS(a)
- R(b);N_GUARD::B(J)
- R(b);S_CUTB(c)::P(B),XP(f)
- R(h);N_GUARD::R1(I)
- P(f);::S(C),XP(f)
- Refutation
- S(e);
- Try
- S(G);
- Threat
- S(C)
- Vars
- P(i);CHECK::R(E)+K(F)
- R(b);OGATE,XS(G)::B(J),XR(b)
- S(a);OGATE,XS(C)::P(B),XS(a)
- R(b);S_CUTB(c)::P(B),XP(f)
- R(h);N_GUARD::R1(I)
- S(e);N_GUARD::B(J)
- P(f);::S(C),XP(f)
- Refutation
- R(b);
- Try
- S(G);
- Threat
- S(C)
- Vars
- P(i);CHECK::R(E)+K(F)
- S(a);OGATE,XS(C)::P(B),XS(a)
- R(b);N_GUARD::B(J)
- R(b);S_CUTB(c)::P(B),XP(f)
- R(h);N_GUARD::R1(I)
- P(f);::S(C),XP(f)
- Refutation
- S(e);
- Try
- B(D);
- Threat
- S(C)
- Vars
- S(a);OGATE,XS(C)::P(B),XS(a)
- S(e);N_GUARD::B(J)
- R(b);N_GUARD::B(J)
- R(b);S_CUTB(c)::P(B),XP(f)
- R(h);N_GUARD::R1(I)
- P(f);::S(C),XP(f)
- Refutation
- P(i);CHECK
- Try
- B(D);
- Threat
- S(C)
- Vars
- P(i);CHECK::R(E)+K(F)
- R(h);OGATE,XB(D)::R1(I),XR(h)
- S(a);OGATE,XS(C)::P(B),XS(a)
- S(e);N_GUARD::B(J)
- R(b);N_GUARD::B(J)
- R(b);S_CUTB(c)::P(B),XP(f)
- P(f);::S(C),XP(f)
- Refutation
- R(h);
- Try
- R(E);
- Threat
- S(C)
- Vars
- S(a);OGATE,XS(C)::P(B),XS(a)
- S(e);N_GUARD,XR(E)::B(J)
- S(e);N_GUARD::B(J)
- R(b);N_GUARD::B(J)
- R(b);S_CUTB(c)::P(B),XP(f)
- R(h);N_GUARD::R1(I)
- P(f);::S(C),XP(f)
- Refutation
- S(e);
- Try
- Actual
- S(G);
- Threat
- S(C)
- Vars
- P(i);CHECK::R(E)+K(F)
- S(a);OGATE,XS(C)::P(B),XS(a)
- S(e);N_GUARD::B(J)
- R(b);N_GUARD::S(G)
- R(b);S_CUTB(c)::P(B),XP(f)
- R(h);N_GUARD::R1(I)
- P(f);::S(C),XP(f)
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