MESON Chess Problem Database
Problem Display
PID: 7191 (5b2/3N1Kn1/2p2Q2/2pk4/2pN4/2rn1pBB/2qP4/8 w - - 0 1)
Farion, Petro Petrovich
Soroka, Ivan Ivanovich
1st Prize, StrateGems, 1998
#2
7 + 10
| 145 | StrateGems | 1999 |
SOLUTION
- SOUND
- Sets
- 1...Sc1
- 2.Qe5#
- 1...Se1
- 2.Qe5#
- 1...Sb2
- 2.Qe5#
- 1...Sf2
- 2.Qe5#
- 1...Sb4
- 2.Qe5#
- 1...Sf4
- 2.Qe5#
- 1...Se5+
- 2.Qxe5#
- 1...f2
- 2.Bg2#
- 1...cxd4
- 2.Qxf3#
- 1...Sc1
- Tries
- 1.Sxc2?
- threat
- 2.Qxf3#
- 1...Se5+
- 2.Qxe5#
- 1...Ke4
- 2.Qxc6#
- 1...Sc1
- 2.Qe5#
- 1...Se1
- 2.Qe5#
- 1...Sb2
- 2.Qe5#
- 1...Sf2
- 2.Qe5#
- 1...Sb4
- 2.Qe5#
- 1...Sf4
- 2.Qe5#
- 1...Sf5
- 2.Qe6#
- 1...f2
- 2.Bg2#
- 2.Qf3#
- 1...Rxc2!
- threat
- 1.Sb5?
- threat
- 2.Qxf3#
- 1...Se5+
- 2.Qxe5#
- 1...Ke4
- 2.Qxc6#
- 1...Qd1
- 2.Sxc3#
- 1...Sc1
- 2.Qe5#
- 1...Se1
- 2.Qe5#
- 1...Sb2
- 2.Qe5#
- 1...Sf2
- 2.Qe5#
- 1...Sb4
- 2.Qe5#
- 1...Sf4
- 2.Qe5#
- 1...Sf5
- 2.Qe6#
- 1...f2
- 2.Bg2#
- 2.Qf3#
- 1...cxb5!
- threat
- 1.Bf2?
- threat
- 2.Qxc6#
- 1...Se5+
- 2.Qxe5#
- 1...Ke4
- 2.Qxf3#
- 1...Sxf2
- 2.Qe5#
- 1...cxd4
- 2.Qxd4#
- 1...Se6
- 2.Qxe6#
- 1...Bd6
- 2.Qxf3#
- 1...Sb4
- 2.Qe5#
- 1...Qa4!
- threat
- 1.Be5?
- threat
- 2.Qxf3#
- 2.Qxc6#
- 1...Sxe5+
- 2.Qxe5#
- 1...Ke4
- 2.Qxf3#
- 2.Qxc6#
- 1...cxd4
- 2.Qxf3#
- 1...Qd1
- 2.Qxc6#
- 1...Qa4
- 2.Qxf3#
- 1...Bd6
- 2.Qxf3#
- 1...Sc1
- 2.Qxc6#
- 1...Se1
- 2.Qxc6#
- 1...Sb2
- 2.Qxc6#
- 1...Sf2
- 2.Qxc6#
- 1...Sf4
- 2.Qxc6#
- 1...Sf5
- 2.Qxc6#
- 1...Se6
- 2.Qxf3#
- 1...f2
- 2.Bg2#
- 2.Qf3#
- 2.Qxc6#
- 1...Sb4!
- threat
- 1.Bg4?
- threat
- 2.Bxf3#
- 1...Se5+
- 2.Qxe5#
- 1...Ke4
- 2.Bxf3#
- 1...Sc1
- 2.Qe5#
- 1...Se1
- 2.Qe5#
- 1...Sb2
- 2.Qe5#
- 1...Sf2
- 2.Qe5#
- 1...Sb4
- 2.Qe5#
- 1...Sf4
- 2.Qe5#
- 1...f2
- 2.Bf3#
- 1...Qd1!
- threat
- 1.Qf4?
- threat
- 2.Sb6#
- 2.Sf6#
- 1...Se5+
- 2.Qxe5#
- 1...cxd4
- 2.Qxf3#
- 1...Qb1
- 2.Sf6#
- 1...Qb3
- 2.Sf6#
- 1...Qb2
- 2.Sf6#
- 1...Rb3
- 2.Sf6#
- 1...Be7
- 2.Sb6#
- 1...Sh5
- 2.Sb6#
- 2.Be6#
- 1...Se8
- 2.Sb6#
- 2.Be6#
- 1...Sxf4!
- threat
- 1.Qd6+?
- 1...Ke4
- 2.Sf6#
- 1...Bxd6!
- 1...Ke4
- 1.dxc3?
- threat
- 2.Qxf3#
- 2.Qxc6#
- 1...Se5+
- 2.Qxe5#
- 1...Ke4
- 2.Qxf3#
- 1...cxd4
- 2.Qxd4#
- 2.Qxf3#
- 1...Qd1
- 2.Qxc6#
- 1...Qa4
- 2.Qxf3#
- 1...Qe2
- 2.Qxc6#
- 1...Qf2
- 2.Qxc6#
- 1...Qg2
- 2.Qxc6#
- 1...Bd6
- 2.Qxf3#
- 1...Sc1
- 2.Qe5#
- 2.Qxc6#
- 1...Se1
- 2.Qe5#
- 2.Qxc6#
- 1...Sb2
- 2.Qe5#
- 2.Qxc6#
- 1...Sf2
- 2.Qe5#
- 2.Qxc6#
- 1...Sb4
- 2.Qe5#
- 1...Sf4
- 2.Qe5#
- 2.Qxc6#
- 1...Sf5
- 2.Qxc6#
- 2.Qe6#
- 1...Se6
- 2.Qxf3#
- 2.Qxe6#
- 1...f2
- 2.Bg2#
- 2.Qf3#
- 2.Qxc6#
- 1...Qxc3!
- threat
- 1.Sxc2?
- Keys
- 1.Se2!
- threat
- 2.Qxf3#
- 1...Se5+
- 2.Qxe5#
- 1...Ke4
- 2.Qxc6#
- 1...fxe2
- 2.Bg2#
- 1...Sc1
- 2.Qe5#
- 1...Se1
- 2.Qe5#
- 1...Sb2
- 2.Qe5#
- 1...Sf2
- 2.Qe5#
- 1...Sb4
- 2.Qe5#
- 1...Sf4
- 2.Qe5#
- 1...Sf5
- 2.Qe6#
- 1...f2
- 2.Bg2#
- 2.Qf3#
- threat
- 1.Se2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 2
- Sets
- S(c);N_GUARD::QAR1(E)
- S(c);CHECK,N_GUARD::QAR1(E),XS(c)
- P(d);OGATEB::B(C)
- P(f);SBLOCK,XS(D)::QAB(E),XP(d)
- Tries
- Try
- S(D);XQ(a)
- Threat
- QAB(E),XP(d)
- Vars
- S(c);CHECK,N_GUARD::QAR1(E),XS(c)
- K(g);S_FLIGHT::QAB(E),XP(h)
- S(c);N_GUARD::QAR1(E)
- S(i);N_GUARD::QAB1(E)
- Refutation
- R(b);XS(D)
- Try
- S(D);
- Threat
- QAB(E),XP(d)
- Vars
- S(c);CHECK,N_GUARD::QAR1(E),XS(c)
- K(g);S_FLIGHT::QAB(E),XP(h)
- Q(a);N_GUARD::S(D),XR(b)
- S(c);N_GUARD::QAR1(E)
- S(i);N_GUARD::QAB1(E)
- Refutation
- P(h);XS(D)
- Try
- B(B);
- Threat
- QAB1(E),XP(h)
- Vars
- S(c);CHECK,N_GUARD::QAR1(E),XS(c)
- K(g);S_FLIGHT::QAB1(E),XP(d)
- S(c);N_GUARD,XB(B)::QAR1(E)
- P(f);OGATE,XS(D)::QAR1(E),XP(f)
- S(i);N_GUARD::QAB1(E),XS(i)
- B(j);SBLOCK::QAB(E),XP(d)
- S(c);N_GUARD::QAR1(E)
- Refutation
- Q(a);
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- S(c);CHECK,OGATE,XB(B)::QAR1(E),XS(c)
- P(f);XS(D)::QAB(E),XP(d)
- Q(a);::QAB1(E),XP(h)
- Q(a);::QAB(E),XP(d)
- B(j);::QAB(E),XP(d)
- S(c);::QAB1(E),XP(h)
- S(i);::QAB1(E),XP(h)
- S(i);::QAB(E),XP(d)
- Refutation
- S(c);
- Try
- B(C);
- Threat
- B(C),XP(d)
- Vars
- S(c);CHECK,N_GUARD::QAR1(E),XS(c)
- K(g);S_FLIGHT::B(C),XP(d)
- S(c);N_GUARD::QAR1(E)
- P(d);::B(C)
- Refutation
- Q(a);
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- S(c);CHECK,N_GUARD::QAR1(E),XS(c)
- P(f);SBLOCK,XS(D)::QAB(E),XP(d)
- Q(a);::S(F)
- R(b);::S(F)
- B(j);::S(F)
- Refutation
- S(c);XQ(E)
- Try
- Q(E);CHECK
- Vars
- K(g);S_FLIGHT::S(F)
- Refutation
- B(j);XQ(E)
- Try
- P(A);XR(b)
- Threat
- DUALS(2)
- Vars
- S(c);CHECK,N_GUARD::QAR1(E),XS(c)
- K(g);S_FLIGHT::QAB1(E),XP(d)
- Q(a);::QAB1(E),XP(h)
- Q(a);::QAB(E),XP(d)
- B(j);::QAB(E),XP(d)
- S(c);N_GUARD::QAR1(E)
- Refutation
- Q(a);XP(A)
- Try
- Actual
- S(D);
- Threat
- QAB(E),XP(d)
- Vars
- S(c);CHECK,N_GUARD::QAR1(E),XS(c)
- K(g);S_FLIGHT::QAB(E),XP(h)
- P(d);OGATEB,XS(D)::B(C)
- S(c);N_GUARD::QAR1(E)
- S(i);N_GUARD::QAB1(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).