MESON Chess Problem Database
Problem Display
PID: 193716 (3n2q1/8/1p3p2/pQP1kPp1/5NP1/p4B2/r3p3/2n1K1B1 w - - 0 1)
Kintzig, Robert
Pesti Naplo, 1915
#2
8 + 11
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Qb3
- 2.Sg6#
- 1...Qc4
- 2.Sg6#
- 1...Qd5
- 2.Sg6#
- 1...Qe6
- 2.Sg6#
- 1...Qg6
- 2.Sxg6#
- 1...Qf8
- 2.Sg6#
- 1...Qh8
- 2.Sg6#
- 1...Sb3
- 2.Sd3#
- 1...Sd3+
- 2.Sxd3#
- 1...bxc5
- 2.Qb8#
- 1...Qb3
- Tries
- 1.Qxe2+?
- 1...Kxf4
- 2.Bh2#
- 1...Sxe2
- 2.Sd3#
- 1...Rxe2+!
- 1...Kxf4
- 1.Qd3?
- threat
- 2.Qe4#
- 2.Qe3#
- 2.Qd4#
- 2.Qd6#
- 1...Sxd3+
- 2.Sxd3#
- 1...Kxf4
- 2.Bh2#
- 1...gxf4
- 2.Bd4#
- 2.Qe4#
- 2.Qc3#
- 2.Qd4#
- 2.Qd6#
- 1...Qb3
- 2.Sg6#
- 2.Qe4#
- 2.Qd4#
- 2.Qd6#
- 1...Qc4
- 2.Sg6#
- 2.Qd6#
- 1...Qd5
- 2.Sg6#
- 1...Qe6
- 2.Sg6#
- 2.Qe4#
- 2.Qe3#
- 2.Qd4#
- 1...Qf8
- 2.Sg6#
- 2.Qe4#
- 2.Qe3#
- 2.Qd4#
- 1...Rd2
- 2.Qe4#
- 2.Qe3#
- 1...Sb3
- 2.Qe4#
- 2.Qe3#
- 2.Qd6#
- 1...Sc6
- 2.Qe4#
- 2.Qe3#
- 2.Qd6#
- 1...Se6
- 2.Qe4#
- 2.Qe3#
- 2.Qd6#
- 1...Sb7
- 2.Qe4#
- 2.Qe3#
- 2.Qd4#
- 1...Sf7
- 2.Qe4#
- 2.Qe3#
- 2.Qd4#
- 1...bxc5!
- threat
- 1.Qa4?
- threat
- 2.Qd4#
- 2.Qe4#
- 1...Sd3+
- 2.Sxd3#
- 1...Qc4
- 2.Sg6#
- 1...Qd5
- 2.Sg6#
- 1...Rd2
- 2.Qe4#
- 1...Sb3
- 2.Sd3#
- 2.Qe4#
- 1...Sc6
- 2.Qe4#
- 1...Se6
- 2.Qe4#
- 1...bxc5!
- threat
- 1.Qc4?
- threat
- 2.Qd4#
- 2.Qe4#
- 1...Sd3+
- 2.Sxd3#
- 1...Qxc4
- 2.Sg6#
- 1...Qd5
- 2.Sg6#
- 1...Rd2
- 2.Qe4#
- 1...Sb3
- 2.Sd3#
- 2.Qe4#
- 1...Sc6
- 2.Qe4#
- 1...Se6
- 2.Qe4#
- 1...bxc5!
- threat
- 1.Qb4?
- threat
- 2.Qd4#
- 2.Qe4#
- 1...Sd3+
- 2.Sxd3#
- 1...bxc5
- 2.Qb8#
- 1...Qc4
- 2.Sg6#
- 1...Qd5
- 2.Sg6#
- 1...Rd2
- 2.Qe4#
- 1...Sb3
- 2.Sd3#
- 2.Qe4#
- 1...Sc6
- 2.Qe4#
- 1...Se6
- 2.Qe4#
- 1...axb4!
- threat
- 1.Qxe2+?
- Keys
- 1.Qb3!
- threat
- 2.Qe3#
- 1...Sd3+
- 2.Sxd3#
- 1...Kxf4
- 2.Bh2#
- 1...Qxb3
- 2.Sg6#
- 1...Sxb3
- 2.Sd3#
- 1...gxf4
- 2.Qc3#
- 1...bxc5
- 2.Qb8#
- 1...Qc4
- 2.Sg6#
- 1...Qd5
- 2.Sg6#
- threat
- 1.Qb3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 4
- Sets
- Q(k);N_GUARD::S(D)
- Q(k);N_GUARD::S(D),XQ(k)
- S(a);N_GUARD::S(D)
- S(a);CHECK,N_GUARD::S(D),XS(a)
- P(h);OGATE,P_SPINP(h),XP(G)::QAB(F)
- Tries
- Try
- Q(F);CHECK,XP(c)
- Vars
- K(f);S_FLIGHT,XS(D)::B(B)
- S(a);XQ(F)::S(D)
- Refutation
- R(b);CHECK,XQ(F)
- Try
- Q(F);
- Threat
- DUALS(4)
- Vars
- S(a);CHECK,XQ(F)::S(D),XS(a)
- K(f);OGATEB,S_FLIGHT,XS(D)::B(B)
- Q(k);N_GUARD::S(D)
- Refutation
- P(h);XP(G)
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- S(a);CHECK,N_GUARD::S(D),XS(a)
- Q(k);N_GUARD::S(D)
- R(b);::QAR1(F)
- S(j);::QAR1(F)
- Refutation
- P(h);XP(G)
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- S(a);CHECK,N_GUARD::S(D),XS(a)
- Q(k);N_GUARD,XQ(F)::S(D)
- Q(k);N_GUARD::S(D)
- R(b);::QAR1(F)
- S(j);::QAR1(F)
- Refutation
- P(h);XP(G)
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- S(a);CHECK,N_GUARD::S(D),XS(a)
- P(h);OGATE,XP(G)::QAB(F)
- Q(k);N_GUARD::S(D)
- R(b);::QAR1(F)
- S(j);::QAR1(F)
- Refutation
- P(e);XQ(F)
- Try
- Actual
- Q(F);
- Threat
- QAR2(F)
- Vars
- S(a);CHECK,N_GUARD::S(D),XS(a)
- K(f);OGATEB,S_FLIGHT,XS(D)::B(B)
- Q(k);N_GUARD,XQ(F)::S(D)
- S(a);N_GUARD,XQ(F)::S(D)
- P(g);SBLOCK,XS(D)::QAB(F)
- P(h);OGATE,XP(G)::QAB(F)
- Q(k);N_GUARD::S(D)
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).