MESON Chess Problem Database
Problem Display
PID: 17175 (2b5/2K2Q2/3BPP2/3k4/R7/4Pn2/2P2n2/8 w - - 0 1)
Wastl, Rudolf
Chemnitzer Tageblatt, 1925
#2
8 + 4
SOLUTION
- SOUND
- Sets
- 1...Ba6
- 2.e7#
- 1...Bb7
- 2.e7#
- 1...Bd7
- 2.exd7#
- 1...Sd1
- 2.e4#
- 1...Sh1
- 2.e4#
- 1...Sd3
- 2.e4#
- 1...Sh3
- 2.e4#
- 1...Se4
- 2.c4#
- 1...Sg4
- 2.e4#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...Sd2
- 2.Rd4#
- 1...Sh2
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sh4
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...Ba6
- Tries
- 1.Rb4?
- 1...Sd4
- 2.Rxd4#
- 1...Ba6
- 2.e7#
- 1...Bb7
- 2.e7#
- 1...Bd7
- 2.exd7#
- 1...Sd1
- 2.e4#
- 1...Sh1
- 2.e4#
- 1...Sd3
- 2.e4#
- 1...Sh3
- 2.e4#
- 1...Se4
- 2.c4#
- 1...Sg4
- 2.e4#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...Sd2
- 2.Rd4#
- 1...Sh2
- 2.Rd4#
- 1...Sh4
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...Bxe6!
- 1...Sd4
- 1.Rf4?
- threat
- 2.c4#
- 1...Sd4
- 2.Rxd4#
- 1...Ba6
- 2.e7#
- 1...Sd2
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Se4!
- threat
- 1.c3?
- 1...Sd4
- 2.Rxd4#
- 1...Ba6
- 2.e7#
- 1...Bb7
- 2.e7#
- 1...Bd7
- 2.exd7#
- 1...Sd1
- 2.e4#
- 1...Sh1
- 2.e4#
- 1...Sd3
- 2.e4#
- 1...Sh3
- 2.e4#
- 1...Se4
- 2.c4#
- 1...Sg4
- 2.e4#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...Sd2
- 2.Rd4#
- 1...Sh2
- 2.Rd4#
- 1...Sh4
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...Bxe6!
- 1...Sd4
- 1.Rb4?
- Keys
- 1.Qg8!
- 1...Bxe6
- 2.Qa8#
- 1...Sd4
- 2.Rxd4#
- 1...Ba6
- 2.e7#
- 1...Bb7
- 2.e7#
- 1...Bd7
- 2.exd7#
- 1...Sd1
- 2.e4#
- 1...Sh1
- 2.e4#
- 1...Sd3
- 2.e4#
- 1...Sh3
- 2.e4#
- 1...Se4
- 2.c4#
- 1...Sg4
- 2.e4#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...Sd2
- 2.Rd4#
- 1...Sh2
- 2.Rd4#
- 1...Sh4
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...Bxe6
- 1.Qg8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(d);N_GUARD::QAB(H)+P(E)
- B(d);OGATE::QAB(H)+P(E),XB(d)
- S(a);N_GUARD::P(B)
- S(a);SBLOCK::P(A)
- S(b);N_GUARD::R1(C)
- S(b);N_GUARD::R1(C),XS(b)
- Tries
- Try
- R(C);
- Vars
- S(b);N_GUARD::R1(C),XS(b)
- B(d);N_GUARD::QAB(H)+P(E)
- B(d);OGATE::QAB(H)+P(E),XB(d)
- S(a);N_GUARD::P(B)
- S(a);SBLOCK::P(A)
- S(b);N_GUARD::R1(C)
- Refutation
- B(d);P_SPINB(d),XP(E)
- Try
- R(C);
- Threat
- P(A)
- Vars
- S(b);N_GUARD::R1(C),XS(b)
- B(d);N_GUARD::QAB(H)+P(E)
- S(b);N_GUARD::R1(C)
- Refutation
- S(a);
- Try
- P(A);
- Vars
- S(b);N_GUARD::R1(C),XS(b)
- B(d);N_GUARD::QAB(H)+P(E)
- B(d);OGATE::QAB(H)+P(E),XB(d)
- S(a);N_GUARD::P(B)
- S(a);SBLOCK::P(A)
- S(b);N_GUARD::R1(C)
- Refutation
- B(d);P_SPINB(d),XP(E)
- Try
- Actual
- Q(H);
- Vars
- B(d);OGATE,P_SPINB(d),SBLOCK,XP(E)::QAB(H)
- S(b);N_GUARD::R1(C),XS(b)
- B(d);N_GUARD::QAB(H)+P(E)
- B(d);OGATE::QAB(H)+P(E),XB(d)
- S(a);N_GUARD::P(B)
- S(a);SBLOCK::P(A)
- S(b);N_GUARD::R1(C)
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).