MESON Chess Problem Database
Problem Display
PID: 203583 (8/5p2/p1PBbP2/P1N5/Kp1k2p1/1p2N1P1/1P1P1nQ1/8 w - - 0 1)
Henke, Walter
Arbeiter Schachzeitung, 1924
#2
11 + 8
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Bc4
- 2.Sf5#
- 1...Bd5
- 2.Qxd5#
- 1...Bf5
- 2.Qd5#
- 1...Bd7
- 2.Qd5#
- 1...Bc8
- 2.Qd5#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sd3
- 2.Qe4#
- 1...Sh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Bc4
- Tries
- 1.Kxb4?
- 1...Bc4
- 2.Sf5#
- 1...Bd5
- 2.Sf5#
- 2.Qxd5#
- 1...Bf5
- 2.Sxf5#
- 2.Qd5#
- 1...Bd7
- 2.Qd5#
- 1...Bc8
- 2.Qd5#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Sd3+!
- 1...Bc4
- 1.Be5+?
- 1...Kxc5
- 2.d4#
- 1...Kxe5!
- 1...Kxc5
- 1.Qh1?
- 1...Bc4
- 2.Sf5#
- 1...Bd5
- 2.Qxd5#
- 1...Bf5
- 2.Qd5#
- 1...Bd7
- 2.Qd5#
- 1...Bc8
- 2.Qd5#
- 1...Sd1
- 2.Qe4#
- 1...Sd3
- 2.Qe4#
- 1...Sh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Sxh1!
- 1...Bc4
- 1.Qf3?
- 1...Bc4
- 2.Sf5#
- 1...Bd5
- 2.Qxd5#
- 1...Bf5
- 2.Qd5#
- 1...Bd7
- 2.Qd5#
- 1...Bc8
- 2.Qd5#
- 1...Sd1
- 2.Qe4#
- 2.Qf4#
- 1...Sh1
- 2.Qe4#
- 2.Qf4#
- 1...Sd3
- 2.Qe4#
- 1...Sh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...gxf3!
- 1...Bc4
- 1.c7?
- 1...Bc4
- 2.Sf5#
- 1...Bd5
- 2.Qxd5#
- 1...Bf5
- 2.Qd5#
- 1...Bc8
- 2.Qd5#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sd3
- 2.Qe4#
- 1...Sh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Bd7+!
- 1...Bc4
- 1.Kxb4?
- Keys
- 1.Qf1!
- 1...Bc4
- 2.Qxc4#
- 1...Bd5
- 2.Sf5#
- 1...Bf5
- 2.Qc4#
- 1...Bd7
- 2.Qc4#
- 1...Bc8
- 2.Qc4#
- 1...Sd1
- 2.Qd3#
- 2.Qf4#
- 1...Sh1
- 2.Qd3#
- 2.Qf4#
- 1...Sd3
- 2.Qxd3#
- 1...Sh3
- 2.Qd3#
- 1...Se4
- 2.Qd3#
- 1...Bc4
- 1.Qf1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 8
- ADDED MATES = 0
- REMOVED MATES = 2
- Sets
- B(g);N_GUARD,SBLOCK::S(D)
- B(g);N_GUARD::QAR1(C),XB(g)
- B(g);N_GUARD::QAR1(C)
- B(g);N_GUARD,P_PINP(I)::QAR1(C)
- S(a);N_GUARD::QAR1(C)
- S(a);N_GUARD::QAR1(C),XS(a)
- Tries
- Try
- K(F);P-FLIGHT,XP(c)
- Vars
- B(g);N_GUARD::S(D)
- B(g);N_GUARD::QAR1(C)
- S(a);N_GUARD::QAR1(C)
- S(a);N_GUARD::QAR1(C),XS(a)
- Refutation
- S(a);CHECK
- Try
- B(J);CHECK
- Vars
- K(d);OGATE,S_FLIGHT,XS(H)::P(B)
- Refutation
- K(d);S_FLIGHT,XB(J)
- Try
- Q(C);
- Vars
- B(g);N_GUARD,SBLOCK::S(D)
- B(g);N_GUARD::QAR1(C),XB(g)
- B(g);N_GUARD::QAR1(C)
- B(g);N_GUARD,P_PINP(I)::QAR1(C)
- S(a);N_GUARD::QAR1(C)
- S(a);N_GUARD::QAR1(C),XS(a)
- Refutation
- S(a);XQ(C)
- Try
- Q(C);
- Vars
- B(g);N_GUARD,SBLOCK::S(D)
- B(g);N_GUARD::QAR1(C),XB(g)
- B(g);N_GUARD::QAR1(C)
- B(g);N_GUARD,P_PINP(I)::QAR1(C)
- S(a);N_GUARD::QAR1(C)
- S(a);N_GUARD::QAR1(C),XS(a)
- Refutation
- P(e);XQ(C)
- Try
- P(I);
- Vars
- B(g);N_GUARD,SBLOCK::S(D)
- B(g);N_GUARD::QAR1(C),XB(g)
- B(g);N_GUARD::QAR1(C)
- S(a);N_GUARD::QAR1(C)
- S(a);N_GUARD::QAR1(C),XS(a)
- Refutation
- B(g);CHECK
- Try
- Actual
- Q(C);
- Vars
- B(g);N_GUARD::QAR1(C),XB(g)
- B(g);N_GUARD,SBLOCK::S(D)
- B(g);N_GUARD::QAR1(C)
- B(g);N_GUARD,P_PINP(I)::QAR1(C)
- S(a);N_GUARD::QAR1(C),XS(a)
- S(a);N_GUARD::QAR1(C)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).