MESON Chess Problem Database
Problem Display
PID: 201589 (3b4/1p6/2B2P1r/3N1Q1p/3k4/1P1N4/3P2n1/5K2 w - - 0 1)
Anonymous
Eskilstuna Kuriren, 1922
#2
8 + 6
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Se3+
- 2.dxe3#
- 1...Se3+
- Tries
- 1.Sc3?
- threat
- 2.Se2#
- 2.Sb5#
- 2.Qe4#
- 2.Qd7#
- 2.Qd5#
- 1...Rxf6
- 2.Se2#
- 2.Sb5#
- 1...bxc6
- 2.Se2#
- 2.Qe4#
- 2.Qd7#
- 1...Rh7
- 2.Se2#
- 2.Sb5#
- 2.Qe4#
- 2.Qd5#
- 1...Bc7
- 2.Se2#
- 2.Sb5#
- 2.Qe4#
- 2.Qd5#
- 1...Be7
- 2.Se2#
- 2.Sb5#
- 2.Qe4#
- 2.Qd5#
- 1...Sf4
- 2.Sb5#
- 2.Qe4#
- 1...b5
- 2.Se2#
- 2.Sxb5#
- 2.Qe4#
- 2.Qd7#
- 2.Qd5#
- 1...Se3+!
- threat
- 1.Se3?
- threat
- 2.Sc2#
- 2.Qe4#
- 2.Qd7#
- 2.Qd5#
- 1...Rxf6
- 2.Sc2#
- 1...bxc6
- 2.Sc2#
- 1...Rh7
- 2.Sc2#
- 2.Qe4#
- 2.Qd5#
- 1...Bc7
- 2.Sc2#
- 2.Qe4#
- 2.Qd5#
- 1...Be7
- 2.Sc2#
- 2.Qe4#
- 2.Qd5#
- 1...Se1
- 2.Qe4#
- 2.Qd7#
- 2.Qd5#
- 1...Sf4
- 2.Sc2#
- 2.Qe4#
- 1...Sxe3+!
- threat
- 1.S5b4?
- threat
- 2.Sc2#
- 2.Qe4#
- 2.Qd7#
- 2.Qc5#
- 2.Qd5#
- 2.Qe5#
- 1...Rxf6
- 2.Sc2#
- 1...Bxf6
- 2.Sc2#
- 2.Qe4#
- 2.Qd7#
- 2.Qc5#
- 2.Qd5#
- 1...bxc6
- 2.Sc2#
- 2.Sxc6#
- 2.Qe5#
- 1...Rh7
- 2.Sc2#
- 2.Qe4#
- 2.Qc5#
- 2.Qd5#
- 2.Qe5#
- 1...Bb6
- 2.Sc2#
- 2.Qe4#
- 2.Qd7#
- 2.Qd5#
- 2.Qe5#
- 1...Bc7
- 2.Sc2#
- 2.Qe4#
- 2.Qc5#
- 2.Qd5#
- 1...Be7
- 2.Sc2#
- 2.Qe4#
- 2.Qd5#
- 2.Qe5#
- 1...Se1
- 2.Qe4#
- 2.Qd7#
- 2.Qf2#
- 2.Qf4#
- 2.Qc5#
- 2.Qd5#
- 2.Qe5#
- 1...Sf4
- 2.Sc2#
- 2.Qe4#
- 2.Qxf4#
- 2.Qc5#
- 2.Qe5#
- 1...b6
- 2.Sc2#
- 2.Qe4#
- 2.Qd7#
- 2.Qd5#
- 2.Qe5#
- 1...Se3+!
- threat
- 1.S5f4?
- threat
- 2.Se2#
- 2.Se6#
- 2.Qe4#
- 2.Qd7#
- 2.Qc5#
- 2.Qd5#
- 2.Qe5#
- 1...Rxf6
- 2.Se2#
- 2.Qe4#
- 2.Qc5#
- 2.Qd5#
- 2.Qe5#
- 1...Bxf6
- 2.Se2#
- 2.Se6#
- 2.Qe4#
- 2.Qd7#
- 2.Qc5#
- 2.Qd5#
- 1...Sxf4
- 2.Qe4#
- 1...bxc6
- 2.Se2#
- 2.Se6#
- 2.Qe5#
- 1...Rh7
- 2.Se2#
- 2.Se6#
- 2.Qe4#
- 2.Qc5#
- 2.Qd5#
- 2.Qe5#
- 1...Bb6
- 2.Se2#
- 2.Se6#
- 2.Qe4#
- 2.Qd7#
- 2.Qd5#
- 2.Qe5#
- 1...Bc7
- 2.Se2#
- 2.Se6#
- 2.Qe4#
- 2.Qc5#
- 2.Qd5#
- 1...Be7
- 2.Se2#
- 2.Se6#
- 2.Qe4#
- 2.Qd5#
- 2.Qe5#
- 1...b6
- 2.Se2#
- 2.Se6#
- 2.Qe4#
- 2.Qd7#
- 2.Qd5#
- 2.Qe5#
- 1...Se3+!
- threat
- 1.Sc7?
- threat
- 2.Sb5#
- 2.Se6#
- 2.Qe4#
- 2.Qd7#
- 2.Qd5#
- 1...Rxf6
- 2.Sb5#
- 1...Bxc7
- 2.Qe4#
- 2.Qd5#
- 1...bxc6
- 2.Se6#
- 1...Rh7
- 2.Sb5#
- 2.Se6#
- 2.Qe4#
- 2.Qd5#
- 1...Be7
- 2.Sb5#
- 2.Se6#
- 2.Qe4#
- 2.Qd5#
- 1...Sf4
- 2.Sb5#
- 2.Qe4#
- 1...b5
- 2.Sxb5#
- 2.Se6#
- 2.Qe4#
- 2.Qd7#
- 2.Qd5#
- 1...Se3+!
- threat
- 1.Qf2+?
- 1...Kxd3
- 2.Sb4#
- 1...Se3+
- 2.Qxe3#
- 1...Ke4!
- 1...Kxd3
- 1.Qf4+?
- 1...Kxd3
- 2.Sb4#
- 1...Sxf4!
- 1...Kxd3
- 1.Sc3?
- Keys
- 1.Qd7!
- threat
- 2.Sc3#
- 2.Se3#
- 2.S5b4#
- 2.S5f4#
- 2.Sb6#
- 2.Sc7#
- 2.Se7#
- 1...Rxf6+
- 2.Sxf6#
- 1...Se3+
- 2.Sxe3#
- 1...Kxd3
- 2.Se3#
- 2.Sb4#
- 1...Ke4
- 2.Sc3#
- 1...bxc6
- 2.Sc3#
- 1...Rh7
- 2.Se7#
- 1...Bb6
- 2.Sc3#
- 2.Se3#
- 2.S5b4#
- 2.S5f4#
- 2.Sxb6#
- 2.Sc7#
- 2.Se7#
- 1...Bc7
- 2.Sxc7#
- 1...Be7
- 2.Sxe7#
- 1...Sf4
- 2.S5xf4#
- 1...b6
- 2.Sc3#
- 2.Se3#
- 2.S5b4#
- 2.S5f4#
- 2.Sxb6#
- 2.Sc7#
- 2.Se7#
- threat
- 1.Qd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- S(a);CHECK,OGATE::P(B),XS(a)
- Tries
- Try
- S(E);
- Threat
- DUALS(5)
- Refutation
- S(a);CHECK
- Try
- S(E);
- Threat
- DUALS(4)
- Vars
- R(d);P_PINQ(F),XP(H)::S(E)
- P(e);XB(G)::S(E)
- Refutation
- S(a);CHECK,XS(E)
- Try
- S(E);
- Threat
- DUALS(6)
- Vars
- R(d);P_PINQ(F),XP(H)::S(E)
- Refutation
- S(a);CHECK
- Try
- S(E);
- Threat
- DUALS(7)
- Vars
- S(a);XS(E)::QAR1(F)
- Refutation
- S(a);CHECK
- Try
- S(E);
- Threat
- DUALS(5)
- Vars
- R(d);P_PINQ(F),XP(H)::S(E)
- P(e);XB(G)::S(E)
- Refutation
- S(a);CHECK
- Try
- Q(F);CHECK
- Vars
- K(b);P-FLIGHT,XS(D)::S(E)
- S(a);CHECK,N_GUARD,P_SPINS(a)::QAB1(F),XS(a)
- Refutation
- K(b);P-FLIGHT
- Try
- Q(F);CHECK
- Vars
- K(b);P-FLIGHT,XS(D)::S(E)
- Refutation
- S(a);XQ(F)
- Try
- Actual
- Q(F);
- Threat
- DUALS(7)
- Vars
- R(d);CHECK,XP(H)::QAR(F)+S(E),XR(d)
- S(a);CHECK::QAR(F)+S(E),XS(a)
- K(b);P-FLIGHT::B(G)+S(E),DCHECK
- P(e);XB(G)::QAR(F)+S(E)
- R(d);::QAR(F)+S(E)
- B(f);::QAR(F)+S(E),XB(f)
- S(a);::QAR(F)+S(E),XS(a)
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).