MESON Chess Problem Database
Problem Display
PID: 141453 (3b4/PN5B/2r5/2p1pnp1/2K1k3/Q2prbPn/6P1/3R1R2 w - - 0 1)
Gockel, Hubert
1st HM., Die Schwalbe, 2010
#2
9 + 11
| 23 | Die Schwalbe | 2012 |
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Qxd3#
- 1...Re2
- 2.Qxd3#
- 1...Ra6
- 2.Sxc5#
- 1...Rb6
- 2.Sxc5#
- 1...Rd6
- 2.Sxc5#
- 2.Sxd6#
- 1...Re6
- 2.Sxc5#
- 1...Rf6
- 2.Sxc5#
- 1...Rg6
- 2.Sxc5#
- 1...Rh6
- 2.Sxc5#
- 1...Rc7
- 2.Sd6#
- 1...Rc8
- 2.Sd6#
- 1...Bxd1
- 2.Bxf5#
- 1...Be2
- 2.Bxf5#
- 1...Bxg2
- 2.Bxf5#
- 1...Bh5
- 2.Bxf5#
- 1...Re1
- Tries
- 1.Rde1?
- threat
- 2.Qxd3#
- 2.gxf3#
- 1...Rxe1
- 2.Qxd3#
- 1...Bxg2
- 2.Bxf5#
- 2.Qxd3#
- 1...Re2
- 2.Qxd3#
- 1...Bg4
- 2.Qxd3#
- 1...Rd6
- 2.Sxc5#
- 2.Sxd6#
- 2.gxf3#
- 1...Bd1
- 2.Bxf5#
- 2.Qxd3#
- 1...Be2
- 2.Bxf5#
- 1...Bh5
- 2.Bxf5#
- 2.Qxd3#
- 1...Sg1
- 2.Qxd3#
- 1...Sf4
- 2.gxf3#
- 1...d2
- 2.Rxe3#
- 2.Qd3#
- 2.Qxe3#
- 2.gxf3#
- 1...g4
- 2.Qxd3#
- 1...Sf2!
- threat
- 1.Qxc5?
- threat
- 2.Qxc6#
- 1...Rxc5+
- 2.Sxc5#
- 1...Re1
- 2.gxf3#
- 1...Re2
- 2.gxf3#
- 1...Ra6
- 2.Qd5#
- 1...Rb6
- 2.Qd5#
- 1...Rd6
- 2.Sxd6#
- 1...Re6
- 2.Qd5#
- 1...Rf6
- 2.Qd5#
- 1...Rg6
- 2.Qd5#
- 1...Rh6
- 2.Qd5#
- 1...Rc7
- 2.Sd6#
- 1...Rc8
- 2.Sd6#
- 1...Sf4!
- threat
- 1.a8Q?
- threat
- 2.Sxc5#
- 2.Sd6#
- 1...Re1
- 2.Qxd3#
- 1...Re2
- 2.Qxd3#
- 1...Rd6
- 2.Sxc5#
- 2.Sxd6#
- 1...Bb6
- 2.Sd6#
- 1...Bc7
- 2.Sxc5#
- 1...Be7!
- threat
- 1.a8B?
- threat
- 2.Sxc5#
- 2.Sd6#
- 1...Re1
- 2.Qxd3#
- 1...Re2
- 2.Qxd3#
- 1...Rd6
- 2.Sxc5#
- 2.Sxd6#
- 1...Bb6
- 2.Sd6#
- 1...Bc7
- 2.Sxc5#
- 1...Be7!
- threat
- 1.Rde1?
- Keys
- 1.Rxd3!
- threat
- 2.Rxe3#
- 1...Rxd3
- 2.Qxd3#
- 1...Re1
- 2.gxf3#
- 1...Re2
- 2.gxf3#
- 1...Rg6
- 2.Sxc5#
- 1...Be2
- 2.Bxf5#
- threat
- 1.Rxd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 10
- Sets
- R(b);N_GUARD::QAB1(D),XP(a)
- R(j);N_GUARD::S(H),XP(f)
- R(j);N_GUARD,N_SPINS(h)::S(H),XP(f)
- R(j);N_GUARD::S(H)
- B(c);XR(A)::B(I),XS(h)
- B(c);::B(I),XS(h)
- B(c);XP(C)::B(I),XS(h)
- Tries
- Try
- R(A);P_PINR(b)
- Threat
- DUALS(2)
- Vars
- R(b);N_SPINR(b),XR(A)::QAB1(D),XP(a)
- R(b);::QAB1(D),XP(a)
- B(c);::QAB1(D),XP(a)
- B(c);N_SPINR(b)::B(I),XS(h)
- S(d);::QAB1(D),XP(a)
- S(d);::P(C),XB(c)
- P(i);::QAB1(D),XP(a)
- Refutation
- S(d);
- Try
- Q(D);P_SPINQ(D),XP(f)
- Threat
- QAB(D),XR(j)
- Vars
- R(j);CHECK,XQ(D)::S(H),XR(j)
- R(b);N_GUARD::P(C),XB(c)
- R(j);N_PINQ(D)::QAB1(D)
- R(j);N_GUARD,N_PINQ(D)::S(H),XR(j)
- R(j);N_PINQ(D),N_SPINS(h)::QAB1(D)
- R(j);N_GUARD::S(H)
- Refutation
- S(d);
- Try
- P(G);
- Threat
- DUALS(2)
- Vars
- R(b);N_GUARD::QAB1(D),XP(a)
- B(k);::S(H)
- B(k);::S(H),XP(f)
- Refutation
- B(k);
- Try
- P(G);
- Threat
- DUALS(2)
- Vars
- R(b);N_GUARD::QAB1(D),XP(a)
- B(k);::S(H)
- B(k);::S(H),XP(f)
- Refutation
- B(k);
- Try
- Actual
- R(A);XP(a)
- Threat
- R1(A),XR(b)
- Vars
- R(b);OGATE,XR(A)::QAB1(D),XR(b)
- R(b);N_GUARD::P(C),XB(c)
- R(j);N_GUARD,N_SPINS(h)::S(H),XP(f)
- B(c);P_PINR(A)::B(I),XS(h)
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