MESON Chess Problem Database
Problem Display
PID: 231509 (8/8/8/3Q4/1B1nN3/1n1k4/5K2/3B4 w - - 0 1)
Schiffert, Gyorgy
Uj Nemezdek, 1927
#2
5 + 3
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sa1
- 2.Sc5#
- 1...Sc1
- 2.Sc5#
- 1...Sd2
- 2.Sc5#
- 1...Sa5
- 2.Sc5#
- 1...Sc5
- 2.Sxc5#
- 1...Sa1
- Tries
- 1.Sd2?
- threat
- 2.Qc4#
- 2.Qe4#
- 1...Sa5
- 2.Qe4#
- 1...Sc5
- 2.Qc4#
- 1...Sxd2!
- threat
- 1.Sd6?
- threat
- 2.Qc4#
- 2.Qe4#
- 1...Sa5
- 2.Qe4#
- 1...Sc5
- 2.Qc4#
- 1...Sd2!
- threat
- 1.Be1?
- 1...Sa1
- 2.Sc5#
- 1...Sc1
- 2.Sc5#
- 1...Sa5
- 2.Sc5#
- 1...Sc5
- 2.Sxc5#
- 1...Sd2!
- 1...Sa1
- 1.Ba5?
- 1...Sa1
- 2.Sc5#
- 1...Sc1
- 2.Sc5#
- 1...Sd2
- 2.Sc5#
- 1...Sc5
- 2.Sxc5#
- 1...Sxa5!
- 1...Sa1
- 1.Bc5?
- 1...Sa1
- 2.Qxd4#
- 1...Sc1
- 2.Qxd4#
- 1...Sd2
- 2.Qxd4#
- 1...Sa5
- 2.Qxd4#
- 1...Sxc5!
- 1...Sa1
- 1.Sd2?
- Keys
- 1.Bc3!
- 1...Sa1
- 2.Qxd4#
- 1...Sc1
- 2.Qxd4#
- 1...Sd2
- 2.Qxd4#
- 1...Sa5
- 2.Qxd4#
- 1...Sc5
- 2.Qxd4#
- 1...Sa1
- 1.Bc3!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 5
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- Tries
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- S(a);::QAB1(E)
- Refutation
- S(a);XS(D)
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- S(a);::QAB1(E)
- Refutation
- S(a);
- Try
- B(C);
- Vars
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- Refutation
- S(a);
- Try
- B(C);
- Vars
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- Refutation
- S(a);XB(C)
- Try
- B(C);
- Vars
- S(a);N_GUARD::QAR1(E),XS(c)
- Refutation
- S(a);XB(C)
- Try
- Actual
- B(C);
- Vars
- S(a);N_GUARD::QAR1(E),XS(c)
Developed and maintained by Brian Stephenson.
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