MESON Chess Problem Database
Problem Display
PID: 234070 (b1Br1n2/3ppP1R/5k1N/7P/6R1/1Q4B1/2n2PN1/2K5 w - - 0 1)
Caliman, Georghe
2nd Comm., Buletin Problemistic 01. TT, 1971-1972
#2
11 + 7
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Re8
- 2.fxe8S#
- 1...Se6
- 2.Rg6#
- 1...Sg6
- 2.Rxg6#
- 1...Sxh7
- 2.Rg6#
- 1...d5
- 2.Sg8#
- 2.Qf3#
- 1...d6
- 2.Sg8#
- 1...e5
- 2.Bh4#
- 1...Re8
- Tries
- 1.Sh4?
- threat
- 2.Sg8#
- 1...Sxh7
- 2.Rg6#
- 1...Se6
- 2.Rg6#
- 1...Sg6
- 2.Rxg6#
- 1...Bd5!
- threat
- 1.Rf4+?
- 1...Kg5
- 2.Rf5#
- 1...Ke5!
- 1...Kg5
- 1.Qd5?
- threat
- 2.Sg8#
- 2.Bh4#
- 2.Be5#
- 2.Rf4#
- 2.Qe5#
- 2.Qf5#
- 1...Sxh7
- 2.Be5#
- 2.Rg6#
- 2.Qe5#
- 2.Qf5#
- 1...e5
- 2.Bh4#
- 2.Qxe5#
- 1...e6
- 2.Sg8#
- 2.Bh4#
- 2.Qg5#
- 1...Se3
- 2.Sg8#
- 2.Bh4#
- 2.Be5#
- 2.Qe5#
- 1...Sd4
- 2.Sg8#
- 2.Bh4#
- 2.Be5#
- 2.Qe5#
- 1...Se6
- 2.Be5#
- 2.Rg6#
- 2.Qe5#
- 2.Qf5#
- 1...Sg6
- 2.Rxg6#
- 2.Qf5#
- 1...d6
- 2.Sg8#
- 2.Bh4#
- 2.Rf4#
- 2.Qf5#
- 2.Qg5#
- 1...Bxd5!
- threat
- 1.Qb2+?
- 1...Ke6
- 2.Qe5#
- 1...e5
- 2.Qxe5#
- 1...Sd4!
- 1...Ke6
- 1.Qc3+?
- 1...Ke6
- 2.Qe5#
- 1...e5
- 2.Qxe5#
- 1...Sd4!
- 1...Ke6
- 1.Qf3+?
- 1...Ke6
- 2.Qf5#
- 1...Bxf3!
- 1...Ke6
- 1.Qb5?
- threat
- 2.Qe5#
- 2.Qf5#
- 1...Ke6
- 2.Qe5#
- 2.Qf5#
- 1...e5
- 2.Qxe5#
- 1...Sd4
- 2.Qe5#
- 1...Be4
- 2.Qe5#
- 1...Se3
- 2.Qe5#
- 1...Sg6
- 2.Rxg6#
- 2.Qf5#
- 1...d5
- 2.Sg8#
- 1...d6
- 2.Sg8#
- 2.Bh4#
- 2.Rf4#
- 2.Qf5#
- 2.Qg5#
- 1...e6
- 2.Sg8#
- 2.Bh4#
- 2.Qg5#
- 1...Bd5!
- threat
- 1.Qb6+?
- 1...Se6
- 2.Rg6#
- 1...d6
- 2.Sg8#
- 1...e6
- 2.Qxd8#
- 1...Bc6!
- 1...Se6
- 1.f4?
- threat
- 2.Bh4#
- 1...Sxh7
- 2.Rg6#
- 1...Se6
- 2.Rg6#
- 1...Sg6
- 2.Rxg6#
- 1...Bd5!
- threat
- 1.Sh4?
- Keys
- 1.Qb8!
- threat
- 2.Qe5#
- 1...Ke6
- 2.Qe5#
- 1...e5
- 2.Qxe5#
- 1...Sg6
- 2.Rxg6#
- 1...d6
- 2.Sg8#
- 1...e6
- 2.Bh4#
- threat
- 1.Qb8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- R(f);OGATE::PXR(f)=S
- S(g);N_GUARD::R1(F)
- S(g);N_GUARD::R1(F),XS(g)
- S(g);N_GUARD,XR(J)::R1(F)
- P(c);::S(H)
- P(d);SBLOCK::B(E)
- Tries
- Try
- S(C);
- Threat
- S(H)
- Vars
- S(g);N_GUARD,XR(J)::R1(F)
- S(g);N_GUARD::R1(F)
- S(g);N_GUARD::R1(F),XS(g)
- Refutation
- B(e);
- Try
- R(F);CHECK
- Vars
- K(b);S_FLIGHT::R1(F)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(D);
- Threat
- DUALS(6)
- Refutation
- B(e);XQ(D)
- Try
- Q(D);CHECK
- Vars
- K(b);P-FLIGHT,P_SPINP(c)::QAR1(D)
- P(d);P_SPINP(d)::QAB1(D),XP(d)
- Refutation
- S(a);P_SPINS(a)
- Try
- Q(D);CHECK
- Vars
- K(b);P-FLIGHT,P_SPINP(c)::QAR1(D)
- P(d);P_SPINP(d)::QAB1(D),XP(d)
- Refutation
- S(a);P_SPINS(a)
- Try
- Q(D);CHECK
- Vars
- K(b);P-FLIGHT,P_SPINP(c)::QAB1(D)
- Refutation
- B(e);XQ(D)
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- P(d);::QAB1(D),XP(d)
- S(a);::QAB1(D)
- B(e);::QAB1(D)
- P(c);::S(H)
- Refutation
- B(e);
- Try
- Q(D);CHECK
- Vars
- S(g);P_SPINS(g)::R1(F)
- P(c);P_SPINP(c)::S(H)
- P(d);OGATEB,P_SPINP(d),SBLOCK::QAB(D),XR(f)
- Refutation
- B(e);P_SPINB(e)
- Try
- P(B);
- Threat
- B(E)
- Vars
- S(g);N_GUARD,XR(J)::R1(F)
- S(g);N_GUARD::R1(F)
- S(g);N_GUARD::R1(F),XS(g)
- Refutation
- B(e);
- Try
- Actual
- Q(D);
- Threat
- QAB1(D)
- Vars
- K(b);P-FLIGHT,P_SPINP(c)::QAR1(D)
- P(d);::QAB1(D),XP(d)
- S(g);N_GUARD::R1(F),XS(g)
- P(c);::S(H)
- P(d);SBLOCK::B(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).