MESON Chess Problem Database
Problem Display
PID: 117262 (5K2/1p5p/p3R2r/3p1R2/N2kNP1B/1Pp2B1n/n1PP1r1b/8 w - - 0 1)
Larsen, Lars Aksglade (= Aksglade, Lars)
Nieuw Nederland, 1948
#2
11 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rh5
- 2.Bf6#
- 1...Rf6+
- 2.Bxf6#
- 1...Sg1
- 2.Bxf2#
- 1...Sxf4
- 2.Bxf2#
- 1...Sg5
- 2.Bxf2#
- 1...dxe4
- 2.Rxe4#
- 1...Rh5
- Tries
- 1.Sxf2?
- threat
- 2.Rxd5#
- 1...Rf6+
- 2.Bxf6#
- 1...Rh5
- 2.Bf6#
- 1...Sb4
- 2.dxc3#
- 1...Sxf4!
- threat
- 1.Sexc3?
- threat
- 2.Rxd5#
- 1...Rf6+
- 2.Bxf6#
- 1...Sxc3
- 2.dxc3#
- 1...Sxf4
- 2.Bxf2#
- 1...Rh5
- 2.Bf6#
- 1...Sb4!
- threat
- 1.Sec5?
- threat
- 2.Rxd5#
- 1...Rf6+
- 2.Bxf6#
- 1...Sxf4
- 2.Bxf2#
- 1...Rh5
- 2.Bf6#
- 1...Sb4
- 2.dxc3#
- 1...Rxf3!
- threat
- 1.Sg5?
- threat
- 2.Rxd5#
- 1...Rxf3
- 2.Sxf3#
- 1...Sxf4
- 2.Bxf2#
- 1...Sb4
- 2.dxc3#
- 1...Rf6+!
- threat
- 1.Sd6?
- threat
- 2.Rxd5#
- 1...Rf6+
- 2.Bxf6#
- 1...Sxf4
- 2.Bxf2#
- 1...Rh5
- 2.Bf6#
- 1...Sb4
- 2.dxc3#
- 1...Rxf3!
- threat
- 1.Sf6?
- threat
- 2.Rxd5#
- 1...Rxf6+
- 2.Bxf6#
- 1...Sxf4
- 2.Bxf2#
- 1...Sb4
- 2.dxc3#
- 1...Rh5!
- threat
- 1.Be7?
- threat
- 2.Bc5#
- 1...Rf6+
- 2.Bxf6#
- 1...b6!
- threat
- 1.Bd8?
- threat
- 2.Bb6#
- 1...Rf6+
- 2.Bxf6#
- 1...b6
- 2.Bxb6#
- 1...Rxe6!
- threat
- 1.Sxf2?
- Keys
- 1.Sg3!
- threat
- 2.Rxd5#
- 1...Rf6+
- 2.Bxf6#
- 1...Rxf3
- 2.Se2#
- 1...Sxf4
- 2.Rxf4#
- 1...Rh5
- 2.Bf6#
- 1...Sb4
- 2.dxc3#
- threat
- 1.Sg3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- R(i);N_GUARD::B(H)
- R(i);CHECK,N_GUARD::B(H),XR(i)
- S(e);N_GUARD::B(H),XR(b)
- S(e);N_GUARD,XP(G)::B(H),XR(b)
- P(g);OGATE,XS(F)::R1(J),XP(g)
- Tries
- Try
- S(F);XR(b)
- Threat
- R1(I),XP(g)
- Vars
- R(i);CHECK,N_GUARD::B(H),XR(i)
- R(i);N_GUARD::B(H)
- S(a);N_GUARD::P(B),XP(d)
- Refutation
- S(e);XP(G)
- Try
- S(F);XP(d)
- Threat
- R1(I),XP(g)
- Vars
- R(i);CHECK,N_GUARD::B(H),XR(i)
- S(a);OGATE,XS(F)::P(B),XS(a)
- S(e);N_GUARD,XP(G)::B(H),XR(b)
- R(i);N_GUARD::B(H)
- Refutation
- S(a);
- Try
- S(F);
- Threat
- R1(I),XP(g)
- Vars
- R(i);CHECK,N_GUARD::B(H),XR(i)
- S(e);N_GUARD,XP(G)::B(H),XR(b)
- R(i);N_GUARD::B(H)
- S(a);N_GUARD::P(B),XP(d)
- Refutation
- R(b);XB(D)
- Try
- S(F);
- Threat
- R1(I),XP(g)
- Vars
- R(b);XB(D)::S(F),XR(b)
- S(e);N_GUARD,XP(G)::B(H),XR(b)
- S(a);N_GUARD::P(B),XP(d)
- Refutation
- R(i);CHECK
- Try
- S(F);
- Threat
- R1(I),XP(g)
- Vars
- R(i);CHECK,N_GUARD::B(H),XR(i)
- S(e);N_GUARD,XP(G)::B(H),XR(b)
- R(i);N_GUARD::B(H)
- S(a);N_GUARD::P(B),XP(d)
- Refutation
- R(b);XB(D)
- Try
- S(F);
- Threat
- R1(I),XP(g)
- Vars
- R(i);CHECK,OGATE,XS(F)::B(H),XR(i)
- S(e);N_GUARD,XP(G)::B(H),XR(b)
- S(a);N_GUARD::P(B),XP(d)
- Refutation
- R(i);
- Try
- B(H);
- Threat
- B(H)
- Vars
- R(i);CHECK,N_GUARD::B(H),XR(i)
- Refutation
- P(j);
- Try
- B(H);
- Threat
- B(H)
- Vars
- R(i);CHECK,N_GUARD::B(H),XR(i)
- P(j);::B(H),XP(j)
- Refutation
- R(i);XR(J)
- Try
- Actual
- S(F);
- Threat
- R1(I),XP(g)
- Vars
- R(i);CHECK,N_GUARD::B(H),XR(i)
- R(b);N_GUARD,XB(D)::S(F)
- S(e);OGATE,XP(G)::R(I),XS(e)
- R(i);N_GUARD::B(H)
- S(a);N_GUARD::P(B),XP(d)
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