MESON Chess Problem Database
Problem Display
PID: 108544 (1KN5/5p2/4bp1N/1Q1pkB1R/R2p4/4n1P1/1b6/8 w - - 0 1)
Kapros, Jorge Marcelo
Scacco!, 1981
#2
8 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bxf5
- 2.Qe8#
- 1...Bd7
- 2.Sxf7#
- 1...Bxc8
- 2.Sxf7#
- 1...Sd1
- 2.Sg4#
- 1...Sf1
- 2.Sg4#
- 1...Sc2
- 2.Sg4#
- 1...Sg2
- 2.Sg4#
- 1...Sc4
- 2.Sg4#
- 1...Sg4
- 2.Sxg4#
- 1...Sxf5
- 2.Qe2#
- 1...d3
- 2.Re4#
- 1...Bxf5
- Tries
- 1.Ka7?
- threat
- 2.Qb8#
- 1...Bxf5
- 2.Qe8#
- 1...Sxf5
- 2.Qe2#
- 1...Sc4
- 2.Sg4#
- 1...Ba3!
- threat
- 1.Ka8?
- threat
- 2.Qb8#
- 1...Bxf5
- 2.Qe8#
- 1...Sxf5
- 2.Qe2#
- 1...Sc4
- 2.Sg4#
- 1...Ba3!
- threat
- 1.Bb1+?
- 1...Bf5
- 2.Qe8#
- 1...Sf5
- 2.Sg4#
- 2.Qe2#
- 1...f5!
- 1...Bf5
- 1.Bc2+?
- 1...Bf5
- 2.Qe8#
- 1...Sf5
- 2.Sg4#
- 2.Qe2#
- 1...f5!
- 1...Bf5
- 1.Bd3+?
- 1...Bf5
- 2.Qe8#
- 1...Sf5
- 2.Sg4#
- 1...f5!
- 1...Bf5
- 1.Bg4+?
- 1...Ke4
- 2.Sd6#
- 1...Bf5
- 2.Qe8#
- 1...Sf5
- 2.Qe2#
- 1...f5!
- 1...Ke4
- 1.Bg6+?
- 1...Bf5
- 2.Qe8#
- 1...Sf5
- 2.Qe2#
- 1...f5!
- 1...Bf5
- 1.Bh7+?
- 1...Bf5
- 2.Qe8#
- 1...Sf5
- 2.Qe2#
- 1...f5!
- 1...Bf5
- 1.Qf1?
- threat
- 2.Qf4#
- 1...Sxf1
- 2.Sg4#
- 1...Sg2
- 2.Sg4#
- 1...Bxf5!
- threat
- 1.Qe2?
- threat
- 2.Sg4#
- 1...Bxc8
- 2.Sxf7#
- 1...Bxf5!
- threat
- 1.Qxb2?
- threat
- 2.Qxd4#
- 1...Bxc8
- 2.Sxf7#
- 1...Sc2
- 2.Sg4#
- 1...Sc4
- 2.Sg4#
- 1...Bxf5!
- threat
- 1.Qc5?
- threat
- 2.Qd6#
- 2.Qc7#
- 1...Bxf5
- 2.Qe7#
- 1...Bxc8
- 2.Sxf7#
- 2.Qc7#
- 1...Ba3
- 2.Qxd4#
- 1...Sc4
- 2.Sg4#
- 1...Sxf5!
- threat
- 1.Ka7?
- Keys
- 1.Qb4!
- threat
- 2.Qd6#
- 1...Bxf5
- 2.Qe7#
- 1...Bxc8
- 2.Sxf7#
- 1...Sxf5
- 2.Qe1#
- 1...Ba3
- 2.Qxd4#
- 1...Sc4
- 2.Sg4#
- threat
- 1.Qb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- B(f);OGATEB,P_SPINB(f),XB(D)::QAR(C)
- B(f);N_GUARD::S(F),XP(h)
- B(f);N_GUARD,XS(H)::S(F),XP(h)
- S(b);N_GUARD::S(F)
- S(b);N_GUARD::S(F),XS(b)
- S(b);OGATEB,P_SPINS(b),XB(D)::QAR(C)
- P(c);OGATE::R1(B)
- Tries
- Try
- K(G);S_FLIGHT
- Threat
- QAB(C)
- Vars
- B(f);OGATEB,P_SPINB(f),XB(D)::QAR(C)
- S(b);OGATEB,P_SPINS(b),XB(D)::QAR(C)
- S(b);N_GUARD::S(F)
- Refutation
- B(a);
- Try
- K(G);P-FLIGHT
- Threat
- QAB(C)
- Vars
- B(f);OGATEB,P_SPINB(f),XB(D)::QAR(C)
- S(b);OGATEB,P_SPINS(b),XB(D)::QAR(C)
- S(b);N_GUARD::S(F)
- Refutation
- B(a);
- Try
- B(D);CHECK
- Vars
- B(f);P_SPINB(f),S_CUTP(g),S_CUTS(b)::QAR(C)
- Refutation
- P(g);
- Try
- B(D);CHECK
- Vars
- B(f);P_SPINB(f),S_CUTP(g),S_CUTS(b)::QAR(C)
- Refutation
- P(g);
- Try
- B(D);CHECK
- Vars
- B(f);P_SPINB(f),S_CUTP(g),S_CUTS(b)::QAR(C)
- S(b);P_SPINS(b)::S(F)
- Refutation
- P(g);
- Try
- B(D);CHECK
- Vars
- K(e);N_SPINP(d),P-FLIGHT,P_SPINP(c)::S(H)
- B(f);P_SPINB(f),S_CUTP(g),S_CUTS(b)::QAR(C)
- S(b);P_SPINS(b),S_CUTB(f),S_CUTP(g)::QAR(C)
- Refutation
- P(g);
- Try
- B(D);CHECK
- Vars
- B(f);P_SPINB(f),S_CUTP(g),S_CUTS(b)::QAR(C)
- S(b);P_SPINS(b),S_CUTB(f),S_CUTP(g)::QAR(C)
- Refutation
- P(g);
- Try
- B(D);CHECK
- Vars
- B(f);P_SPINB(f),S_CUTP(g),S_CUTS(b)::QAR(C)
- S(b);P_SPINS(b),S_CUTB(f),S_CUTP(g)::QAR(C)
- Refutation
- P(g);
- Try
- Q(C);N_PINP(d)
- Threat
- QAB1(C)
- Vars
- S(b);N_GUARD,XQ(C)::S(F)
- S(b);N_GUARD::S(F)
- Refutation
- B(f);P_SPINB(f),XB(D)
- Try
- Q(C);N_PINP(d),P_PINS(b)
- Threat
- S(F)
- Vars
- B(f);N_GUARD,XS(H)::S(F),XP(h)
- Refutation
- B(f);P_SPINB(f),XB(D)
- Try
- Q(C);N_PINP(d),P_PINP(c),XB(a)
- Threat
- QAB1(C),XP(c)
- Vars
- B(f);N_GUARD,XS(H)::S(F),XP(h)
- S(b);N_GUARD::S(F)
- Refutation
- B(f);P_SPINB(f),XB(D)
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- B(f);OGATEB,P_SPINB(f),XB(D)::QAR2(C)
- B(a);N_GUARD::QAB1(C),XP(c)
- S(b);N_GUARD::S(F)
- Refutation
- S(b);P_SPINS(b),XB(D)
- Try
- Actual
- Q(C);N_PINP(d)
- Threat
- QAB1(C)
- Vars
- B(f);OGATEB,P_SPINB(f),XB(D)::QAR2(C)
- B(f);N_GUARD,XS(H)::S(F),XP(h)
- S(b);OGATEB,P_SPINS(b),XB(D)::QAR(C)
- B(a);N_GUARD::QAB1(C),XP(c)
- S(b);N_GUARD::S(F)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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