MESON Chess Problem Database
Problem Display
PID: 103558 (2RKR3/2N1N3/3B4/1r1b1r2/3k2p1/2ppp2q/2B3P1/4Q3 w - - 0 1)
Grzankowski, Waclaw
Wrobel JT, 1947
#2
9 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bc4
- 2.Sc6#
- 1...Be4
- 2.Se6#
- 1...d2
- 2.Sxb5#
- 1...Bc4
- Tries
- 1.Qxc3+?
- 1...Ke4
- 2.Bxd3#
- 2.Qxd3#
- 1...Kxc3!
- 1...Ke4
- 1.Qd1?
- threat
- 2.Qxd3#
- 1...Kc4
- 2.Qxd3#
- 1...Ke4
- 2.Qxd3#
- 1...Bc4
- 2.Sc6#
- 1...Be4
- 2.Se6#
- 1...d2
- 2.Sxb5#
- 1...e2!
- threat
- 1.Qxc3+?
- Keys
- 1.Qe2!
- threat
- 2.Qxd3#
- 1...Kc4
- 2.Qxd3#
- 1...Ke4
- 2.Qxd3#
- 1...dxc2
- 2.Sxf5#
- 1...dxe2
- 2.Sxb5#
- 1...Bc4
- 2.Sc6#
- 1...Be4
- 2.Se6#
- 1...d2
- 2.Sxb5#
- 2.Sxf5#
- 2.Qd3#
- threat
- 1.Qe2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 1
- Sets
- B(h);N_GUARD,SBLOCK::S(F)
- B(h);N_GUARD,SBLOCK::S(E)
- P(b);::S(E),XR(g)
- Tries
- Try
- Q(A);CHECK,XP(a)
- Refutation
- K(e);S_FLIGHT,XQ(A)
- Try
- Q(A);P_PINP(b)
- Threat
- QAR1(A),XP(b)
- Vars
- K(e);N_SPINP(b),P-FLIGHT::QAB1(A),XP(b)
- K(e);P-FLIGHT::QAB1(A),XP(b)
- B(h);N_GUARD,SBLOCK::S(F)
- B(h);N_GUARD,SBLOCK::S(E)
- P(b);::S(E),XR(g)
- Refutation
- P(c);
- Try
- Actual
- Q(A);
- Threat
- QAR1(A),XP(b)
- Vars
- K(e);P-FLIGHT,P_SPINP(b)::QAB1(A),XP(b)
- P(b);XB(B)::S(F),XR(i)
- P(b);XQ(A)::S(E),XR(g)
- B(h);N_GUARD,SBLOCK::S(F)
- B(h);N_GUARD,SBLOCK::S(E)
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).