MESON Chess Problem Database
Problem Display
PID: 229182 (2nn4/1qp1p1R1/R1rbkpp1/3NpNP1/3BK3/pB5Q/4P3/1r6 w - - 0 1)
Gross, Izidor
Brisbane Courier, 1926
#2
10 + 13
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Kd7
- 2.Sxf6#
- 1...exd4
- 2.Sxd4#
- 1...gxf5+
- 2.Qxf5#
- 1...Kd7
- Tries
- 1.Sxf6+?
- 1...Qxb3
- 2.Se3#
- 2.Sg3#
- 1...Rxb3
- 2.Se3#
- 2.Sg3#
- 1...Rc4+!
- 1...Qxb3
- 1.Bc5?
- threat
- 2.Sd4#
- 1...gxf5+
- 2.Qxf5#
- 1...Kd7
- 2.Sxf6#
- 1...Bxc5!
- threat
- 1.Bxe5?
- threat
- 2.Sd4#
- 1...gxf5+
- 2.Qxf5#
- 1...Kd7
- 2.Sxf6#
- 1...Bxe5!
- threat
- 1.Sxf6+?
- Keys
- 1.Bb2!
- threat
- 2.Sd4#
- 1...gxf5+
- 2.Qxf5#
- 1...Kd7
- 2.Sxf6#
- 1...Bb4
- 2.Sxf6#
- 1...Bc5
- 2.Sb6#
- threat
- 1.Bb2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- K(f);P_SPINP(k),S_FLIGHT::S(F),XP(g)
- P(c);XB(D)::QAB(C)+S(G),DCHECK,XP(c)
- P(h);CHECK,OGATE,P_SPINP(h),XS(G)::QAB1(C),XP(h)
- Tries
- Try
- S(F);CHECK,XP(g)
- Refutation
- R(d);CHECK,P_PINB(D),P_SPINB(e),P_SPINR(d)
- Try
- B(D);
- Threat
- QAB(C)+S(G),DCHECK
- Vars
- P(h);CHECK,OGATE,P_SPINP(h),XS(G)::QAB1(C),XP(h)
- K(f);P_SPINP(k),S_FLIGHT::S(F),XP(g)
- Refutation
- B(e);P_SPINR(d),XB(D)
- Try
- B(D);XP(c)
- Threat
- QAB(C)+S(G),DCHECK
- Vars
- P(h);CHECK,OGATE,P_SPINP(h),XS(G)::QAB1(C),XP(h)
- K(f);P_SPINP(k),S_FLIGHT::S(F),XP(g)
- Refutation
- B(e);P_SPINR(d),XB(D)
- Try
- Actual
- B(D);
- Threat
- QAB(C)+S(G),DCHECK
- Vars
- P(h);CHECK,OGATE,P_SPINP(h),XS(G)::QAB1(C),XP(h)
- K(f);P_SPINP(k),S_FLIGHT::S(F),XP(g)
- B(e);P_SPINR(d),S_CUTQ(i)::B(B)+S(F),XP(g)
- B(e);P_SPINR(d)::B(B)+S(F)
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).