MESON Chess Problem Database
Problem Display
PID: 118270 (8/q1p1nK2/5Q2/R1nP4/1ppNk1P1/2p3b1/5pP1/3B1N2 w - - 0 1)
Pituk, Alexander
Hlas l'udu, 1995
#2
9 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kd3
- 2.Bc2#
- 1...Kxd5
- 2.Bf3#
- 1...Sb3
- 2.Bc2#
- 1...Sd3
- 2.Bf3#
- 1...Sa4
- 2.Bc2#
- 1...Sa6
- 2.Bc2#
- 1...Se6
- 2.Bc2#
- 1...Sb7
- 2.Bc2#
- 1...Sd7
- 2.Bc2#
- 1...Kd3
- Tries
- 1.Sb3?
- threat
- 2.Qd4#
- 1...Kd3
- 2.Qd4#
- 2.Qf3#
- 1...Kxd5
- 2.Bf3#
- 2.Qe6#
- 1...Sxb3
- 2.Bc2#
- 1...Sf5
- 2.Qxf5#
- 1...Be5
- 2.Qf3#
- 1...Sd3
- 2.Bf3#
- 1...Sa4
- 2.Bc2#
- 1...Sa6
- 2.Bc2#
- 1...Se6
- 2.Bc2#
- 1...Sb7
- 2.Bc2#
- 1...Sd7
- 2.Bc2#
- 1...Sc6
- 2.Qf5#
- 1...cxb3!
- threat
- 1.Sf3?
- threat
- 2.Qd4#
- 1...Kd3
- 2.Qd4#
- 1...Kxd5
- 2.Qe6#
- 1...Sf5
- 2.Qxf5#
- 1...Sb3
- 2.Bc2#
- 1...Sd3
- 2.Sg5#
- 1...Sa4
- 2.Bc2#
- 1...Sa6
- 2.Bc2#
- 1...Se6
- 2.Bc2#
- 1...Sb7
- 2.Bc2#
- 1...Sd7
- 2.Bc2#
- 1...Sc6
- 2.Qf5#
- 1...Be5!
- threat
- 1.Sc6?
- threat
- 2.Qd4#
- 2.Qf3#
- 1...Kd3
- 2.Qd4#
- 2.Qf3#
- 1...Kxd5
- 2.Bf3#
- 2.Qe6#
- 1...Sf5
- 2.Qxf5#
- 1...Sb3
- 2.Bc2#
- 2.Qf3#
- 1...Bf4
- 2.Qd4#
- 1...Be5
- 2.Qf3#
- 1...Sd3
- 2.Bf3#
- 2.Qf3#
- 1...Sa4
- 2.Bc2#
- 2.Qf3#
- 1...Sa6
- 2.Bc2#
- 2.Qf3#
- 1...Se6
- 2.Bc2#
- 2.Qf3#
- 1...Sb7
- 2.Bc2#
- 2.Qf3#
- 1...Sd7
- 2.Bc2#
- 2.Qf3#
- 1...Sxc6!
- threat
- 1.Se6?
- threat
- 2.Qd4#
- 1...Kd3
- 2.Qd4#
- 2.Qf3#
- 1...Sxe6
- 2.Bc2#
- 1...Sb3
- 2.Bc2#
- 1...Be5
- 2.Qf3#
- 1...Sd3
- 2.Sg5#
- 2.Bf3#
- 1...Sa4
- 2.Bc2#
- 1...Sa6
- 2.Bc2#
- 1...Sb7
- 2.Bc2#
- 1...Sd7
- 2.Bc2#
- 1...Sf5
- 2.Qxf5#
- 1...Sc6
- 2.Qf5#
- 1...Kxd5!
- threat
- 1.Bc2+?
- 1...Kxd5
- 2.Se3#
- 1...Sd3!
- 1...Kxd5
- 1.Sb3?
- Keys
- 1.Se2!
- threat
- 2.Qd4#
- 1...Kd3
- 2.Qd4#
- 2.Qf3#
- 1...Kxd5
- 2.Qe6#
- 1...Be5
- 2.Qf3#
- 1...Sb3
- 2.Bc2#
- 1...Sd3
- 2.Sexg3#
- 1...Sa4
- 2.Bc2#
- 1...Sa6
- 2.Bc2#
- 1...Se6
- 2.Bc2#
- 1...Sb7
- 2.Bc2#
- 1...Sd7
- 2.Bc2#
- 1...Sf5
- 2.Qxf5#
- 1...Sc6
- 2.Qf5#
- threat
- 1.Se2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- K(f);S_FLIGHT::B(A)
- K(f);P_SPINS(g),S_FLIGHT,XP(G)::B(A)
- S(g);N_GUARD::B(A)
- S(g);SBLOCK::B(A)
- Tries
- Try
- S(D);
- Threat
- QAR1(H)
- Vars
- S(g);N_GUARD,XS(D)::B(A)
- S(j);N_GUARD::QAB1(H),XS(j)
- B(c);SBLOCK::QAB1(H)
- S(g);SBLOCK::B(A)
- S(g);N_GUARD::B(A)
- S(j);N_GUARD::QAB1(H)
- Refutation
- P(e);XS(D)
- Try
- S(D);
- Threat
- QAR1(H)
- Vars
- K(f);S_FLIGHT::QAR1(H)
- K(f);P_SPINS(g),S_FLIGHT,XP(G)::QAB1(H)
- S(j);N_GUARD::QAB1(H),XS(j)
- S(g);N_GUARD::B(A)
- S(g);SBLOCK::S(D)
- S(j);N_GUARD::QAB1(H)
- Refutation
- B(c);
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- S(j);N_GUARD::QAB1(H),XS(j)
- B(c);SBLOCK::QAR1(H)
- B(c);::QAB1(H)
- Refutation
- S(j);XS(D)
- Try
- S(D);
- Threat
- QAR1(H)
- Vars
- S(g);N_GUARD,XS(D)::B(A)
- S(g);N_GUARD::B(A)
- B(c);SBLOCK::QAB1(H)
- S(j);N_GUARD::QAB1(H),XS(j)
- S(j);N_GUARD::QAB1(H)
- Refutation
- K(f);P_SPINS(g),S_FLIGHT,XP(G)
- Try
- B(A);CHECK
- Vars
- K(f);P_SPINS(g),S_FLIGHT,XP(G)::S(B)
- Refutation
- S(g);P_SPINS(g)
- Try
- Actual
- S(D);
- Threat
- QAR1(H)
- Vars
- K(f);P_SPINS(g),S_FLIGHT,XP(G)::QAB1(H)
- B(c);SBLOCK::QAB1(H)
- S(g);N_GUARD::B(A)
- S(g);SBLOCK::S(D),XB(c)
- S(j);N_GUARD::QAB1(H),XS(j)
- S(j);N_GUARD::QAB1(H)
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).