MESON Chess Problem Database
Problem Display
PID: 46286 (bb6/7B/1rn1Q2K/1p2p3/1p4RN/2p1k1B1/7R/1Nn5 w - - 0 1)
Forster, Klaus
Die Schwalbe, 1987
#2
8 + 10
| 102 | Probleemblad | 2002 |
SOLUTION
- SOUND
- Sets
- 1...Se2
- 2.Bf2#
- 1...Sd3
- 2.Re4#
- 1...Sd4
- 2.Bf4#
- 1...Sa5
- 2.Qxb6#
- 1...Sa7
- 2.Qxb6#
- 1...Se7
- 2.Qxb6#
- 1...Sd8
- 2.Qxb6#
- 1...e4
- 2.Qxe4#
- 1...Se2
- Tries
- 1.Kg7?
- threat
- 2.Qh6#
- 1...e4
- 2.Qxe4#
- 1...Se2
- 2.Bf2#
- 1...Sd3
- 2.Re4#
- 1...Sd4
- 2.Bf4#
- 1...Sa5
- 2.Qxb6#
- 1...Sa7
- 2.Qxb6#
- 1...Se7
- 2.Qxb6#
- 1...Sd8
- 2.Qxb6#
- 1...Rb7+!
- threat
- 1.Sd2?
- threat
- 2.Sf1#
- 1...e4
- 2.Qxe4#
- 1...cxd2!
- threat
- 1.Sxc3?
- threat
- 2.Sd1#
- 2.Sd5#
- 1...Se2
- 2.Rxe2#
- 1...e4
- 2.Qxe4#
- 1...Sd4
- 2.Sd1#
- 2.Bf4#
- 1...Sa5
- 2.Sd1#
- 2.Qxb6#
- 1...Sa7
- 2.Sd1#
- 2.Qxb6#
- 1...Se7
- 2.Sd1#
- 2.Qxb6#
- 1...Sd8
- 2.Sd1#
- 2.Qxb6#
- 1...bxc3!
- threat
- 1.Bxe5?
- threat
- 2.Bd4#
- 2.Rg3#
- 1...Sxe5
- 2.Qxb6#
- 1...Se2
- 2.Bd4#
- 1...Sd4
- 2.Bxd4#
- 2.Bf4#
- 1...Sa5
- 2.Bd4#
- 2.Qxb6#
- 1...Sa7
- 2.Bd4#
- 2.Qxb6#
- 1...Se7
- 2.Bd4#
- 2.Qxb6#
- 1...Sd8
- 2.Bd4#
- 2.Qxb6#
- 1...Bxe5!
- threat
- 1.Bc2?
- threat
- 2.Re4#
- 1...e4
- 2.Rxe4#
- 2.Qxe4#
- 1...Sd4
- 2.Bf4#
- 1...Sa5
- 2.Qxb6#
- 1...Sa7
- 2.Qxb6#
- 1...Se7
- 2.Qxb6#
- 1...Sd8
- 2.Qxb6#
- 1...Sd3!
- threat
- 1.Be4?
- threat
- 2.Sf5#
- 1...Kd4
- 2.Bf2#
- 1...Se7
- 2.Qxb6#
- 1...Sd4!
- threat
- 1.Rc2?
- threat
- 2.Bf2#
- 1...e4
- 2.Qxe4#
- 1...Sd3
- 2.Re4#
- 1...Se2!
- threat
- 1.Rd2?
- threat
- 2.Bf2#
- 2.Bf4#
- 2.Re4#
- 1...Se2
- 2.Rd3#
- 2.Re4#
- 1...Sd3
- 2.Re4#
- 1...Sd4
- 2.Bf2#
- 2.Bf4#
- 1...Sa5
- 2.Bf2#
- 2.Bf4#
- 2.Qxb6#
- 1...Sa7
- 2.Bf2#
- 2.Bf4#
- 2.Qxb6#
- 1...Se7
- 2.Bf2#
- 2.Bf4#
- 2.Qxb6#
- 1...Sd8
- 2.Bf2#
- 2.Bf4#
- 2.Qxb6#
- 1...e4
- 2.Bf2#
- 2.Rxe4#
- 2.Qxe4#
- 1...cxd2!
- threat
- 1.Rf2?
- threat
- 2.Sg2#
- 1...e4
- 2.Qxe4#
- 1...Sa5
- 2.Qxb6#
- 1...Sa7
- 2.Qxb6#
- 1...Se7
- 2.Qxb6#
- 1...Sd8
- 2.Qxb6#
- 1...Sd4!
- threat
- 1.Rxb4?
- threat
- 2.Bf4#
- 1...Sxb4
- 2.Qxb6#
- 1...e4
- 2.Qxe4#
- 1...Se2
- 2.Bf2#
- 1...Sd3
- 2.Re4#
- 1...Sd4!
- threat
- 1.Qg6?
- threat
- 2.Qe4#
- 2.Qg5#
- 1...e4
- 2.Qxe4#
- 1...Se2
- 2.Bf2#
- 2.Qd3#
- 2.Qe4#
- 1...Sd3
- 2.Re4#
- 2.Qxd3#
- 2.Qe4#
- 1...Sa5
- 2.Qxb6#
- 1...Sa7
- 2.Qxb6#
- 1...Se7
- 2.Qxb6#
- 1...Sd8
- 2.Qxb6#
- 1...Sd4!
- threat
- 1.Kg7?
- Keys
- 1.Kh5!
- threat
- 2.Qh6#
- 1...e4
- 2.Qxe4#
- 1...Se2
- 2.Bf2#
- 1...Sd3
- 2.Re4#
- 1...Sd4
- 2.Bf4#
- 1...Sa5
- 2.Qxb6#
- 1...Sa7
- 2.Qxb6#
- 1...Se7
- 2.Qxb6#
- 1...Sd8
- 2.Qxb6#
- threat
- 1.Kh5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(a);SBLOCK::B(C)
- S(a);SBLOCK::R1(D)
- S(h);P_PINQ(F),SBLOCK::B(C)
- S(h);OGATE,P_PINQ(F)::QAB(F),XR(g)
- P(f);OGATE::QAR1(F),XP(f)
- Tries
- Try
- K(G);S_FLIGHT
- Threat
- QAB(F)
- Vars
- P(f);OGATE::QAR1(F),XP(f)
- S(a);SBLOCK::B(C)
- S(a);SBLOCK::R1(D)
- S(h);SBLOCK::B(C)
- S(h);OGATE::QAB(F),XR(g)
- Refutation
- R(g);CHECK
- Try
- S(A);
- Threat
- S(A)
- Vars
- P(f);OGATE::QAR1(F),XP(f)
- Refutation
- P(b);XS(A)
- Try
- S(A);XP(b)
- Threat
- DUALS(2)
- Vars
- S(a);N_GUARD::R1(B),XS(a)
- P(f);OGATE::QAR1(F),XP(f)
- Refutation
- P(d);XS(A)
- Try
- B(C);XP(f)
- Threat
- DUALS(2)
- Vars
- S(h);OGATE,P_PINQ(F),P_SPINS(h),XB(C)::QAB(F),XR(g)
- S(a);::QAR(F)+B(C),DCHECK
- Refutation
- B(j);P_SPINB(j),XB(C)
- Try
- B(H);
- Threat
- R1(D)
- Vars
- S(h);P_PINQ(F),SBLOCK::B(C)
- S(h);OGATE,P_PINQ(F)::QAB(F),XR(g)
- Refutation
- S(a);
- Try
- B(H);N_PINP(f)
- Threat
- S(E)
- Vars
- K(c);S_FLIGHT::B(C)
- S(h);OGATE,P_PINQ(F)::QAB(F),XR(g)
- Refutation
- S(h);P_PINQ(F)
- Try
- R(B);
- Threat
- B(C)
- Vars
- P(f);OGATE::QAR1(F),XP(f)
- S(a);SBLOCK::R1(D)
- Refutation
- S(a);
- Try
- R(B);
- Threat
- DUALS(3)
- Vars
- S(a);::R1(D)
- Refutation
- P(b);XR(B)
- Try
- R(B);
- Threat
- S(E)
- Vars
- P(f);OGATE::QAR1(F),XP(f)
- S(h);OGATE,P_PINQ(F)::QAB(F),XR(g)
- Refutation
- S(h);P_PINQ(F)
- Try
- R(D);XP(d)
- Threat
- B(C)
- Vars
- S(h);OGATE,P_PINQ(F),XR(D)::QAB(F),XR(g)
- P(f);OGATE::QAR1(F),XP(f)
- S(a);SBLOCK::B(C)
- S(a);SBLOCK::R1(D)
- Refutation
- S(h);P_PINQ(F)
- Try
- Q(F);N_PINP(f)
- Threat
- DUALS(2)
- Vars
- P(f);::QAR1(F),XP(f)
- S(h);OGATE,P_PINQ(F)::QAB(F),XR(g)
- Refutation
- S(h);P_PINQ(F)
- Try
- Actual
- K(G);P-FLIGHT
- Threat
- QAB(F)
- Vars
- P(f);OGATE::QAR1(F),XP(f)
- S(a);SBLOCK::B(C)
- S(a);SBLOCK::R1(D)
- S(h);SBLOCK::B(C)
- S(h);OGATE::QAB(F),XR(g)
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