MESON Chess Problem Database
Problem Display
PID: 83795 (1B2Q3/8/1p3pR1/3n1k2/R1N1NP2/1B2p1p1/4n1P1/1b3K2 w - - 0 1)
Degener, Udo
Boletim da UBP, 1991
#2
10 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sc1
- 2.Sxg3#
- 1...Sg1
- 2.Sxg3#
- 1...Sec3
- 2.Sxg3#
- 1...Sd4
- 2.Sxg3#
- 1...Sexf4
- 2.Scd6#
- 2.Sxg3#
- 2.Sed6#
- 1...Sdc3
- 2.Sxe3#
- 1...Sb4
- 2.Sxe3#
- 1...Sdxf4
- 2.Sxe3#
- 2.Scd6#
- 2.Sed6#
- 1...Se7
- 2.Sxe3#
- 1...Sc1
- Tries
- 1.Sb2?
- threat
- 2.Sd6#
- 1...Bxe4
- 2.Qxe4#
- 1...Sd4
- 2.Sxg3#
- 1...Sb4!
- threat
- 1.Sa3?
- threat
- 2.Sd6#
- 1...Bxe4
- 2.Qxe4#
- 1...Sd4
- 2.Sxg3#
- 1...Sb4!
- threat
- 1.Sa5?
- threat
- 2.Sd6#
- 1...Bxe4
- 2.Qxe4#
- 1...Sd4
- 2.Sxg3#
- 1...Sb4!
- threat
- 1.Sxb6?
- threat
- 2.Sd6#
- 1...Bxe4
- 2.Qxe4#
- 1...Sd4
- 2.Sxg3#
- 1...Sb4!
- threat
- 1.Sed2?
- threat
- 2.Sd6#
- 1...Sb4
- 2.Sxe3#
- 1...Be4
- 2.Qxe4#
- 1...Sd4!
- threat
- 1.Sf2?
- threat
- 2.Sd6#
- 1...Sb4
- 2.Sxe3#
- 1...Be4
- 2.Qxe4#
- 1...Sd4!
- threat
- 1.Sc3?
- threat
- 2.Sd6#
- 1...Sb4
- 2.Sxe3#
- 1...Be4
- 2.Qxe4#
- 1...Sd4!
- threat
- 1.Sc5?
- threat
- 2.Sd6#
- 1...Sb4
- 2.Sxe3#
- 1...Be4
- 2.Qxe4#
- 1...Sd4!
- threat
- 1.Sxf6?
- threat
- 2.Sd6#
- 1...Sb4
- 2.Sxe3#
- 1...Be4
- 2.Qxe4#
- 1...Sd4!
- threat
- 1.Rxf6+?
- 1...Sxf6
- 2.Sxe3#
- 1...Kg4!
- 1...Sxf6
- 1.Sb2?
- Keys
- 1.Scd2!
- threat
- 2.Sd6#
- 1...Bxe4
- 2.Qxe4#
- 1...Sd4
- 2.Sxg3#
- 1...Sb4
- 2.Be6#
- threat
- 1.Scd2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 5
- Sets
- S(b);N_GUARD::S(F),XP(d)
- S(e);N_GUARD::S(E),XP(c)
- Tries
- Try
- S(E);
- Threat
- S(F)
- Vars
- B(a);OGATE,XS(F)::QAB1(J),XB(a)
- S(b);N_GUARD::S(F),XP(d)
- Refutation
- S(e);
- Try
- S(E);
- Threat
- S(F)
- Vars
- B(a);OGATE,XS(F)::QAB1(J),XB(a)
- S(b);N_GUARD::S(F),XP(d)
- Refutation
- S(e);
- Try
- S(E);
- Threat
- S(F)
- Vars
- B(a);OGATE,XS(F)::QAB1(J),XB(a)
- S(b);N_GUARD::S(F),XP(d)
- Refutation
- S(e);
- Try
- S(E);XP(g)
- Threat
- S(F)
- Vars
- B(a);OGATE,XS(F)::QAB1(J),XB(a)
- S(b);N_GUARD::S(F),XP(d)
- Refutation
- S(e);
- Try
- S(F);
- Threat
- S(E)
- Vars
- S(e);N_GUARD::S(E),XP(c)
- B(a);N_GUARD::QAB1(J),XB(a)
- Refutation
- S(b);
- Try
- S(F);
- Threat
- S(E)
- Vars
- S(e);N_GUARD::S(E),XP(c)
- B(a);N_GUARD::QAB1(J),XB(a)
- Refutation
- S(b);
- Try
- S(F);
- Threat
- S(E)
- Vars
- S(e);N_GUARD::S(E),XP(c)
- B(a);N_GUARD::QAB1(J),XB(a)
- Refutation
- S(b);
- Try
- S(F);
- Threat
- S(E)
- Vars
- S(e);N_GUARD::S(E),XP(c)
- B(a);N_GUARD::QAB1(J),XB(a)
- Refutation
- S(b);
- Try
- S(F);XP(h)
- Threat
- S(E)
- Vars
- S(e);N_GUARD::S(E),XP(c)
- B(a);N_GUARD::QAB1(J),XB(a)
- Refutation
- S(b);
- Try
- R(H);CHECK,XP(h)
- Vars
- S(e);XR(H)::S(E),XP(c)
- Refutation
- K(f);S_FLIGHT
- Try
- Actual
- S(E);
- Threat
- S(F)
- Vars
- B(a);OGATE,XS(F)::QAB1(J),XB(a)
- S(b);N_GUARD::S(F),XP(d)
- S(e);OGATE::B(C)
Developed and maintained by Brian Stephenson.
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