MESON Chess Problem Database
Problem Display
PID: 45822 (2n3q1/8/KR3pb1/3R1p2/1N1Nk3/n1p3PB/Q3pPPr/4r3 w - - 0 1)
Lincoln, Robert A
5th HM., Die Schwalbe, 1995
#2
10 + 11
| 23 | Die Schwalbe | 2002 |
| 145 | StrateGems | 2003 |
SOLUTION
- SOUND
- Sets
- 1...Qxd5
- 2.Qxd5#
- 1...Qe6
- 2.Rxe6#
- 1...Qh7
- 2.Re6#
- 1...Qg7
- 2.Re6#
- 1...Qd8
- 2.Re6#
- 1...Qf8
- 2.Re6#
- 1...Qh8
- 2.Re6#
- 1...Ra1
- 2.Qxe2#
- 1...Rb1
- 2.Qxe2#
- 1...Rc1
- 2.Qxe2#
- 1...Rd1
- 2.Qxe2#
- 1...Rf1
- 2.Qxe2#
- 1...Rg1
- 2.Qxe2#
- 1...Reh1
- 2.Qxe2#
- 1...Rxg2
- 2.Bxg2#
- 1...Bh5
- 2.Bxf5#
- 1...Bf7
- 2.Bxf5#
- 1...Be8
- 2.Bxf5#
- 1...Sb1
- 2.Qc2#
- 1...Sc2
- 2.Qxc2#
- 1...Sc4
- 2.Qc2#
- 1...Sb5
- 2.Qc2#
- 1...Qxd5
- Tries
- 1.Sdc2?
- threat
- 2.f3#
- 1...Qxd5
- 2.Qxd5#
- 1...Rxg2
- 2.Bxg2#
- 1...Sxc2
- 2.Qxc2#
- 1...Bh5
- 2.Bxf5#
- 1...Rf1!
- threat
- 1.Sxe2?
- threat
- 2.Sxc3#
- 1...Qxd5
- 2.Qxd5#
- 1...Rxe2
- 2.Qxe2#
- 1...Rxg2
- 2.Bxg2#
- 1...Sb1
- 2.Qc4#
- 2.Qc2#
- 1...Sb5
- 2.Qc2#
- 1...c2
- 2.Sc3#
- 1...Rc1!
- threat
- 1.Sb3?
- threat
- 2.Sc5#
- 1...Rxg2
- 2.Bxg2#
- 1...Qf8
- 2.Re6#
- 1...Qxd5!
- threat
- 1.Sf3?
- threat
- 2.Rd4#
- 1...Qxd5
- 2.Qxd5#
- 1...Qd8
- 2.Re6#
- 1...Rd1
- 2.Qxe2#
- 1...Sc2
- 2.Qxc2#
- 1...Sb5
- 2.Qc2#
- 1...Rxg2!
- threat
- 1.Sxf5?
- threat
- 2.f3#
- 1...Qxd5
- 2.Qxd5#
- 1...Rxg2
- 2.Bxg2#
- 1...Bxf5
- 2.Bxf5#
- 1...Rf1
- 2.Qxe2#
- 1...Bh5!
- threat
- 1.Sdc6?
- threat
- 2.Rd4#
- 1...Qxd5
- 2.Qxd5#
- 1...Rxg2
- 2.Bxg2#
- 1...Rd1
- 2.Qxe2#
- 1...Sc2
- 2.Qxc2#
- 1...Sb5
- 2.Qc2#
- 1...Qd8!
- threat
- 1.Se6?
- threat
- 2.Sc5#
- 1...Qxe6
- 2.Rxe6#
- 1...Rxg2
- 2.Bxg2#
- 1...Qf8!
- threat
- 1.Bg4?
- threat
- 2.Bf3#
- 1...Qxd5
- 2.Qxd5#
- 1...Bh5
- 2.Bxf5#
- 1...fxg4!
- threat
- 1.Qc4?
- threat
- 2.Qd3#
- 1...Qxd5
- 2.Qxd5#
- 1...Rd1
- 2.Qxe2#
- 1...Sxc4!
- threat
- 1.Qd2?
- threat
- 2.Qe3#
- 2.Qf4#
- 2.Qd3#
- 2.f3#
- 1...Qxd5
- 2.Qe3#
- 2.Qf4#
- 1...Rd1
- 2.Qe3#
- 2.Qf4#
- 2.Qxe2#
- 2.f3#
- 1...Rf1
- 2.Qe3#
- 2.Qf4#
- 2.Qxe2#
- 2.Qd3#
- 1...Bh5
- 2.Bxf5#
- 2.Qe3#
- 2.Qf4#
- 2.Qd3#
- 1...Sc2
- 2.Qf4#
- 2.Qxc2#
- 2.Qd3#
- 2.f3#
- 1...Sc4
- 2.Qf4#
- 2.Qc2#
- 2.Qd3#
- 2.f3#
- 1...f4
- 2.Qxf4#
- 2.Qd3#
- 2.f3#
- 1...cxd2!
- threat
- 1.Sdc2?
- Keys
- 1.Sb5!
- threat
- 2.Sxc3#
- 1...Qxd5
- 2.Qxd5#
- 1...Rxg2
- 2.Bxg2#
- 1...Sxb5
- 2.Qc2#
- 1...Rc1
- 2.Qxe2#
- 1...Sb1
- 2.Qc4#
- 2.Qc2#
- 1...c2
- 2.Sc3#
- threat
- 1.Sb5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 18
- Sets
- Q(k);OGATE,XR(H)::QAB1(A),XQ(k)
- Q(k);N_GUARD,P_PINR(J)::R(J),XQ(k)
- Q(k);N_GUARD::R(J)
- R(a);N_GUARD::QAR2(A),XP(b)
- R(c);OGATE,XP(C)::B(E),XR(c)
- B(i);N_GUARD::B(E),XP(g)
- S(d);N_GUARD::QAB(A)
- S(d);N_GUARD::QAB(A),XS(d)
- Tries
- Try
- S(G);
- Threat
- P(B)
- Vars
- Q(k);OGATE,XR(H)::QAB1(A),XQ(k)
- R(c);OGATE,XP(C)::B(E),XR(c)
- S(d);OGATE,XS(G)::QAB(A),XS(d)
- B(i);N_GUARD::B(E),XP(g)
- Refutation
- R(a);
- Try
- S(G);XP(b)
- Threat
- S(G),XP(e)
- Vars
- Q(k);OGATE,XR(H)::QAB1(A),XQ(k)
- R(a);OGATE,XS(G)::QAR2(A),XR(a)
- R(c);OGATE,XP(C)::B(E),XR(c)
- S(d);N_GUARD::QAB(A)
- P(e);::S(G)
- Refutation
- R(a);
- Try
- S(G);
- Threat
- S(G)
- Vars
- R(c);OGATE,XP(C)::B(E),XR(c)
- Q(k);N_GUARD::R(J)
- Refutation
- Q(k);XR(H)
- Try
- S(G);
- Threat
- R1(H)
- Vars
- Q(k);OGATE,XR(H)::QAB1(A),XQ(k)
- Q(k);N_GUARD::R(J)
- R(a);N_GUARD::QAR2(A),XP(b)
- S(d);N_GUARD::QAB(A),XS(d)
- S(d);N_GUARD::QAB(A)
- Refutation
- R(c);XP(C)
- Try
- S(G);XP(g)
- Threat
- P(B)
- Vars
- Q(k);OGATE,XR(H)::QAB1(A),XQ(k)
- R(c);OGATE,XP(C)::B(E),XR(c)
- B(i);OGATE,XS(G)::B(E),XB(i)
- R(a);N_GUARD::QAR2(A),XP(b)
- Refutation
- B(i);
- Try
- S(G);
- Threat
- R1(H)
- Vars
- Q(k);OGATE,XR(H)::QAB1(A),XQ(k)
- R(c);OGATE,XP(C)::B(E),XR(c)
- R(a);N_GUARD::QAR2(A),XP(b)
- S(d);N_GUARD::QAB(A),XS(d)
- S(d);N_GUARD::QAB(A)
- Refutation
- Q(k);
- Try
- S(G);
- Threat
- S(G)
- Vars
- Q(k);OGATE,P_PINR(J),XS(G)::R(J),XQ(k)
- R(c);OGATE,XP(C)::B(E),XR(c)
- Refutation
- Q(k);
- Try
- B(E);
- Threat
- B(E)
- Vars
- Q(k);OGATE,XR(H)::QAB1(A),XQ(k)
- B(i);N_GUARD::B(E),XP(g)
- Refutation
- P(g);XB(E)
- Try
- Q(A);
- Threat
- QAB1(A)
- Vars
- Q(k);OGATE,XR(H)::QAB1(A),XQ(k)
- R(a);N_GUARD::QAR2(A),XP(b)
- Refutation
- S(d);XQ(A)
- Try
- Q(A);
- Threat
- DUALS(4)
- Refutation
- P(e);XQ(A)
- Try
- Actual
- S(G);
- Threat
- S(G),XP(e)
- Vars
- Q(k);OGATE,XR(H)::QAB1(A),XQ(k)
- R(c);OGATE,XP(C)::B(E),XR(c)
- S(d);N_GUARD,XS(G)::QAB(A)
- R(a);N_GUARD::QAR2(A),XP(b)
- P(e);::S(G)
Developed and maintained by Brian Stephenson.
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