MESON Chess Problem Database
Problem Display
PID: 216230 (6b1/4q3/p7/Q2Np3/n3k3/4P2B/1p2K3/8 w - - 0 1)
Reed, George A
Sammlung Leichterer Schachaufgaben 2 (Dufresne), 1882
#2
5 + 7
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qa3
- 2.Sf6#
- 1...Qb4
- 2.Sf6#
- 1...Qc5
- 2.Sf6#
- 1...Qf6
- 2.Sxf6#
- 1...Qa7
- 2.Sf6#
- 1...Qb7
- 2.Sf6#
- 1...Qc7
- 2.Sf6#
- 1...Qd7
- 2.Sf6#
- 1...Qh7
- 2.Sf6#
- 1...Qe8
- 2.Sf6#
- 1...Sc3+
- 2.Sxc3#
- 1...Sc5
- 2.Sc3#
- 1...Sb6
- 2.Sc3#
- 1...Qa3
- Tries
- 1.Qc3?
- threat
- 2.Qd3#
- 2.Qc4#
- 1...Sxc3+
- 2.Sxc3#
- 1...Bxd5
- 2.Qc2#
- 2.Qd3#
- 1...b1Q
- 2.Qc4#
- 1...b1B
- 2.Qc4#
- 1...Qa3
- 2.Sf6#
- 2.Qc4#
- 1...Qb4
- 2.Sf6#
- 2.Qd3#
- 1...Qc5
- 2.Sf6#
- 2.Qd3#
- 1...Qa7
- 2.Sf6#
- 2.Qd3#
- 1...Qc7
- 2.Sf6#
- 2.Qd3#
- 1...Sc5
- 2.Qc4#
- 1...Sb6
- 2.Qd3#
- 1...Kxd5!
- threat
- 1.Qb4+?
- 1...Qxb4
- 2.Sf6#
- 1...Kxd5!
- 1...Qxb4
- 1.Qc7?
- threat
- 2.Qc4#
- 1...Sc3+
- 2.Sxc3#
- 1...Qxc7
- 2.Sf6#
- 1...Bxd5
- 2.Qc2#
- 1...Qb4
- 2.Sf6#
- 1...Qc5
- 2.Sf6#
- 1...Sc5
- 2.Sc3#
- 1...Sb6
- 2.Sc3#
- 1...Kxd5!
- threat
- 1.Qxa4+?
- 1...Qb4
- 2.Sc3#
- 2.Sf6#
- 1...Kxd5!
- 1...Qb4
- 1.Qb5?
- threat
- 2.Qd3#
- 2.Qc4#
- 1...Sc3+
- 2.Sxc3#
- 1...Bxd5
- 2.Qd3#
- 1...Qc5
- 2.Sf6#
- 2.Qd3#
- 1...Sc5
- 2.Sc3#
- 2.Qc4#
- 1...b1Q
- 2.Qc4#
- 1...b1B
- 2.Qc4#
- 1...Qa3
- 2.Sf6#
- 2.Qc4#
- 1...Qb4
- 2.Sf6#
- 2.Qd3#
- 1...Qa7
- 2.Sf6#
- 2.Qd3#
- 1...Qc7
- 2.Sf6#
- 2.Qd3#
- 1...Sb6
- 2.Sc3#
- 2.Qd3#
- 1...axb5!
- threat
- 1.Qxa6?
- threat
- 2.Qd3#
- 2.Qc4#
- 1...Sc3+
- 2.Sxc3#
- 1...Bxd5
- 2.Qd3#
- 2.Qg6#
- 1...b1Q
- 2.Qc4#
- 1...b1B
- 2.Qc4#
- 1...Qa3
- 2.Sf6#
- 2.Qc4#
- 1...Qb4
- 2.Sf6#
- 2.Qd3#
- 1...Qc5
- 2.Sf6#
- 2.Qd3#
- 1...Qa7
- 2.Sf6#
- 2.Qd3#
- 1...Qc7
- 2.Sf6#
- 2.Qd3#
- 1...Sc5
- 2.Sc3#
- 2.Qc4#
- 1...Sb6
- 2.Sc3#
- 2.Qd3#
- 1...Kxd5!
- threat
- 1.Qc3?
- Keys
- 1.Qc5!
- threat
- 2.Qc4#
- 1...Sc3+
- 2.Sxc3#
- 1...Qxc5
- 2.Sf6#
- 1...Bxd5
- 2.Qc2#
- 1...Sxc5
- 2.Sc3#
- 1...Qa7
- 2.Sf6#
- 1...Qc7
- 2.Sf6#
- 1...Sb6
- 2.Sc3#
- threat
- 1.Qc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- Q(f);N_GUARD::S(E)
- Q(f);N_GUARD::S(E),XQ(f)
- S(b);CHECK,N_GUARD::S(E),XS(b)
- S(b);N_GUARD::S(E)
- Tries
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- S(b);CHECK,XQ(D)::S(E),XS(b)
- P(a);::QAR2(D)
- S(b);::QAR2(D)
- S(b);::QAB1(D)
- Refutation
- K(c);S_FLIGHT,XS(E)
- Try
- Q(D);CHECK
- Vars
- Q(f);XQ(D)::S(E)
- Refutation
- K(c);S_FLIGHT,XS(E)
- Try
- Q(D);
- Threat
- QAR2(D)
- Vars
- S(b);CHECK,N_GUARD::S(E),XS(b)
- Q(f);N_GUARD,XQ(D)::S(E)
- B(g);SBLOCK,XS(E)::QAB(D)
- Q(f);N_GUARD::S(E)
- S(b);N_GUARD::S(E)
- Refutation
- K(c);S_FLIGHT,XS(E)
- Try
- Q(D);CHECK,XS(b)
- Refutation
- K(c);S_FLIGHT,XS(E)
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- S(b);CHECK,N_GUARD::S(E),XS(b)
- B(g);XS(E)::QAB1(D)
- P(a);::QAR2(D)
- Refutation
- P(e);XQ(D)
- Try
- Q(D);XP(e)
- Threat
- DUALS(2)
- Vars
- S(b);CHECK,N_GUARD::S(E),XS(b)
- P(a);::QAR2(D)
- Refutation
- K(c);S_FLIGHT,XS(E)
- Try
- Actual
- Q(D);
- Threat
- QAR2(D)
- Vars
- S(b);CHECK,N_GUARD::S(E),XS(b)
- Q(f);N_GUARD,XQ(D)::S(E)
- B(g);SBLOCK,XS(E)::QAB(D)
- S(b);N_GUARD,XQ(D)::S(E)
- Q(f);N_GUARD::S(E)
- S(b);N_GUARD::S(E)
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).