MESON Chess Problem Database
Problem Display
PID: 224470 (3NK3/5Q2/1nB5/2p1p3/3k4/4r3/2PP4/6N1 w - - 0 1)
Wurzburg, Otto
Yenowine News, 1887
(First published on Sun Nov 13 1887)
#2
7 + 5
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Sf3#
- 1...Re2
- 2.Sxe2#
- 2.Sf3#
- 1...Ra3
- 2.Se2#
- 1...Rb3
- 2.Se2#
- 1...Rc3
- 2.Se2#
- 1...Rd3
- 2.Se2#
- 1...Rf3
- 2.Se2#
- 2.Sxf3#
- 1...Rg3
- 2.Se2#
- 1...Rh3
- 2.Se2#
- 1...Re4
- 2.Sf3#
- 1...Sa4
- 2.Qd5#
- 1...Sc4
- 2.Se6#
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sd7
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...c4
- 2.Se6#
- 1...Re1
- Tries
- 1.Bh1?
- threat
- 2.Sc6#
- 1...Sd5
- 2.Qxd5#
- 1...c4
- 2.Se6#
- 1...Rf3!
- threat
- 1.Bg2?
- threat
- 2.Sc6#
- 1...Sd5
- 2.Qxd5#
- 1...c4
- 2.Se6#
- 1...Rf3!
- threat
- 1.Bf3?
- threat
- 2.Sc6#
- 1...Sd5
- 2.Qxd5#
- 1...c4
- 2.Se6#
- 1...Rxf3!
- threat
- 1.Ba8?
- 1...Sd5
- 2.Qxd5#
- 1...c4
- 2.Se6#
- 1...e4
- 2.Sc6#
- 1...Re1
- 2.Sf3#
- 1...Re2
- 2.Sxe2#
- 2.Sf3#
- 1...Ra3
- 2.Se2#
- 1...Rb3
- 2.Se2#
- 1...Rc3
- 2.Se2#
- 1...Rd3
- 2.Se2#
- 1...Rf3
- 2.Se2#
- 2.Sxf3#
- 1...Rg3
- 2.Se2#
- 1...Rh3
- 2.Se2#
- 1...Re4
- 2.Sf3#
- 2.Sc6#
- 1...Sa4
- 2.Qd5#
- 1...Sc4
- 2.Se6#
- 2.Qd5#
- 1...Sd7
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Sxa8!
- 1...Sd5
- 1.Qc4+?
- 1...Sxc4
- 2.Se6#
- 1...Kxc4!
- 1...Sxc4
- 1.Qg8?
- 1...Sd5
- 2.Qxd5#
- 1...c4
- 2.Se6#
- 1...Re1
- 2.Sf3#
- 1...Re2
- 2.Sxe2#
- 2.Sf3#
- 1...Ra3
- 2.Se2#
- 1...Rb3
- 2.Se2#
- 1...Rc3
- 2.Se2#
- 1...Rd3
- 2.Se2#
- 1...Rf3
- 2.Se2#
- 2.Sxf3#
- 1...Rg3
- 2.Se2#
- 1...Rh3
- 2.Se2#
- 1...Re4
- 2.Sf3#
- 1...Sa4
- 2.Qd5#
- 1...Sc4
- 2.Se6#
- 2.Qd5#
- 1...Sd7
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...e4!
- 1...Sd5
- 1.Bh1?
- Keys
- 1.Bb7!
- 1...Sd5
- 2.Qxd5#
- 1...c4
- 2.Se6#
- 1...e4
- 2.Sc6#
- 1...Re1
- 2.Sf3#
- 1...Re2
- 2.Sxe2#
- 2.Sf3#
- 1...Ra3
- 2.Se2#
- 1...Rb3
- 2.Se2#
- 1...Rc3
- 2.Se2#
- 1...Rd3
- 2.Se2#
- 1...Rf3
- 2.Se2#
- 2.Sxf3#
- 1...Rg3
- 2.Se2#
- 1...Rh3
- 2.Se2#
- 1...Re4
- 2.Sf3#
- 2.Sc6#
- 1...Sa4
- 2.Qd5#
- 1...Sc4
- 2.Se6#
- 2.Qd5#
- 1...Sd7
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Sd5
- 1.Bb7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- R(a);N_GUARD::S(A)
- S(e);N_GUARD::QAR1(E)
- S(e);N_GUARD::QAR1(E),XS(e)
- P(c);SBLOCK::S(F)
- Tries
- Try
- B(D);
- Threat
- S(F)
- Vars
- S(e);N_GUARD::QAR1(E),XS(e)
- P(c);SBLOCK::S(F)
- Refutation
- R(a);
- Try
- B(D);
- Threat
- S(F)
- Vars
- S(e);N_GUARD::QAR1(E),XS(e)
- P(c);SBLOCK::S(F)
- Refutation
- R(a);
- Try
- B(D);
- Threat
- S(F)
- Vars
- S(e);N_GUARD::QAR1(E),XS(e)
- P(c);SBLOCK::S(F)
- Refutation
- R(a);XB(D)
- Try
- B(D);
- Vars
- S(e);N_GUARD::QAR1(E),XS(e)
- P(c);SBLOCK::S(F)
- P(d);SBLOCK::S(F)
- R(a);N_GUARD::S(A)
- S(e);N_GUARD::QAR1(E)
- Refutation
- S(e);XB(D)
- Try
- Q(E);CHECK
- Vars
- S(e);SBLOCK,XQ(E)::S(F)
- Refutation
- K(b);P-FLIGHT,XQ(E)
- Try
- Q(E);
- Vars
- S(e);N_GUARD::QAR1(E),XS(e)
- P(c);SBLOCK::S(F)
- R(a);N_GUARD::S(A)
- S(e);N_GUARD::QAR1(E)
- Refutation
- P(d);
- Try
- Actual
- B(D);
- Vars
- S(e);N_GUARD::QAR1(E),XS(e)
- P(c);SBLOCK::S(F)
- P(d);SBLOCK::S(F)
- R(a);N_GUARD::S(A)
- S(e);N_GUARD::QAR1(E)
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