MESON Chess Problem Database
Problem Display
PID: 99976 (Q7/pr2PNKn/qp2B3/1p3Rp1/1pn1k3/2p3pr/2P1N1p1/6B1 w - - 0 1)
Regos, Imre
Magyar Sakkvilag, 1924
#2
9 + 14
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qa1
- 2.Qxb7#
- 1...Qa2
- 2.Qxb7#
- 1...Qa3
- 2.Qxb7#
- 1...Qa4
- 2.Qxb7#
- 1...Qa5
- 2.Qxb7#
- 1...Rh1
- 2.Sxg3#
- 1...Rh2
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Rh5
- 2.Sxg3#
- 1...Rh6
- 2.Sxg3#
- 1...Sb2
- 2.Sd6#
- 1...Sd2
- 2.Sd6#
- 1...Sa3
- 2.Sd6#
- 1...Se3
- 2.Sd6#
- 1...Sa5
- 2.Sd6#
- 1...Se5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sf6
- 2.Sxg5#
- 1...Sf8
- 2.Sxg5#
- 1...b3
- 2.Sxc3#
- 1...g4
- 2.Rf4#
- 1...Qa1
- Tries
- 1.Kg8?
- 1...Qa1
- 2.Qxb7#
- 1...Qa2
- 2.Qxb7#
- 1...Qa3
- 2.Qxb7#
- 1...Qa4
- 2.Qxb7#
- 1...Qa5
- 2.Qxb7#
- 1...Rh1
- 2.Sxg3#
- 1...Rh2
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Rh5
- 2.Sxg3#
- 1...Rh6
- 2.Sxg3#
- 1...Sb2
- 2.Sd6#
- 1...Sd2
- 2.Sd6#
- 1...Sa3
- 2.Sd6#
- 1...Se3
- 2.Sd6#
- 1...Sa5
- 2.Sd6#
- 1...Se5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sf8
- 2.Sxg5#
- 1...b3
- 2.Sxc3#
- 1...g4
- 2.Rf4#
- 1...Sf6+!
- 1...Qa1
- 1.Sd4?
- threat
- 2.Bd5#
- 1...Se5
- 2.Sd6#
- 1...Sf6
- 2.Sxg5#
- 1...Se3!
- threat
- 1.Bxc4?
- threat
- 2.Sd6#
- 2.Bd3#
- 1...bxc4
- 2.Sd6#
- 1...Rh6
- 2.Sxg3#
- 2.Bd3#
- 1...Kxf5!
- threat
- 1.Qc8?
- threat
- 2.Bd5#
- 2.Qc6#
- 1...Rc7
- 2.Bd5#
- 1...Se3
- 2.Sd6#
- 1...Sa5
- 2.Sd6#
- 2.Bd5#
- 1...Se5
- 2.Sd6#
- 1...Sf6
- 2.Sxg5#
- 1...Rd7!
- threat
- 1.Qd8?
- threat
- 2.Qd3#
- 2.Qd4#
- 2.Qd5#
- 1...Sb2
- 2.Sd6#
- 2.Qd4#
- 2.Qd5#
- 1...Se3
- 2.Sd6#
- 2.Qd3#
- 2.Qd4#
- 1...Se5
- 2.Sd6#
- 2.Qd4#
- 2.Qd5#
- 1...Sd6
- 2.Sxd6#
- 1...Sf6
- 2.Sxg5#
- 2.Qd3#
- 2.Qd4#
- 1...Rd7!
- threat
- 1.Kg8?
- Keys
- 1.e8S!
- 1...Sb2
- 2.Sd6#
- 1...Qa1
- 2.Qxb7#
- 1...Qa2
- 2.Qxb7#
- 1...Qa3
- 2.Qxb7#
- 1...Qa4
- 2.Qxb7#
- 1...Qa5
- 2.Qxb7#
- 1...Rh1
- 2.Sxg3#
- 1...Rh2
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Rh5
- 2.Sxg3#
- 1...Rh6
- 2.Sxg3#
- 1...Sd2
- 2.Sd6#
- 1...Sa3
- 2.Sd6#
- 1...Se3
- 2.Sd6#
- 1...Sa5
- 2.Sd6#
- 1...Se5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sf6
- 2.Sxf6#
- 1...Sf8
- 2.Sf6#
- 1...b3
- 2.Sxc3#
- 1...g4
- 2.Rf4#
- 1...Sb2
- 1.e8S!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- Q(j);N_GUARD::QAB(I),XR(m)
- R(d);N_GUARD::S(C),XP(c)
- S(f);N_GUARD::S(G)
- S(f);N_GUARD::S(G),XS(f)
- S(n);N_GUARD::S(G),XP(i)
- P(e);N_GUARD::S(C),XP(b)
- P(i);N_GUARD::R1(D)
- Tries
- Try
- K(H);P-FLIGHT
- Vars
- Q(j);N_GUARD::QAB(I),XR(m)
- R(d);N_GUARD::S(C),XP(c)
- S(f);N_GUARD::S(G)
- S(f);N_GUARD::S(G),XS(f)
- S(n);N_GUARD::S(G),XP(i)
- P(e);N_GUARD::S(C),XP(b)
- P(i);N_GUARD::R1(D)
- Refutation
- S(n);CHECK
- Try
- S(C);
- Threat
- B(E)
- Vars
- S(f);N_GUARD::S(G)
- S(n);N_GUARD::S(G),XP(i)
- Refutation
- S(f);
- Try
- B(E);XS(f)
- Threat
- DUALS(2)
- Vars
- P(h);XB(E)::S(G)
- Refutation
- K(g);N_SPINR(m),S_FLIGHT,XR(D)
- Try
- Q(I);N_PINR(m)
- Threat
- DUALS(2)
- Vars
- R(m);::B(E)
- S(f);N_GUARD::S(G)
- S(n);N_GUARD::S(G),XP(i)
- Refutation
- R(m);
- Try
- Q(I);N_PINR(m)
- Threat
- DUALS(3)
- Vars
- S(f);N_GUARD::S(G),XS(f)
- Refutation
- R(m);
- Try
- Actual
- P(F);P_SPINS(G)
- Vars
- S(f);N_GUARD::S(F)
- Q(j);N_GUARD::QAB(I),XR(m)
- R(d);N_GUARD::S(C),XP(c)
- S(f);N_GUARD::S(F),XS(f)
- S(n);N_GUARD::S(F),XS(n)
- S(n);N_GUARD::S(F)
- P(e);N_GUARD::S(C),XP(b)
- P(i);N_GUARD::R1(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).