MESON Chess Problem Database
Problem Display
PID: 16248 (7Q/B4K2/bpRpRpB1/N1PPP1P1/p1PkP3/3p1p2/3P4/8 w - - 0 1)
Ivanov, Vadim Aleksandrovich
The Problemist, 2000
#2
14 + 8
SOLUTION
- SOUND
- Sets
- 1...bxa5
- 2.cxd6#
- 1...b5
- 2.cxd6#
- 1...fxg5
- 2.exd6#
- 1...f5
- 2.exd6#
- 1...bxa5
- Tries
- 1.Bxb6?
- threat
- 2.cxd6#
- 1...dxc5
- 2.Bxc5#
- 1...f5
- 2.exd6#
- 1...dxe5!
- threat
- 1.Qxf6?
- threat
- 2.exd6#
- 1...bxa5
- 2.cxd6#
- 1...dxe5
- 2.Qxe5#
- 1...dxc5!
- threat
- 1.Qh1?
- threat
- 2.Qa1#
- 1...bxa5
- 2.cxd6#
- 1...f5!
- threat
- 1.Qh2?
- threat
- 2.Qf2#
- 1...bxa5
- 2.cxd6#
- 1...f2
- 2.Qxf2#
- 1...f5!
- threat
- 1.cxb6?
- threat
- 2.b7#
- 1...f5
- 2.exd6#
- 1...Bb7!
- threat
- 1.Bxb6?
- Keys
- 1.Qh4!
- threat
- 2.Qf2#
- 1...bxa5
- 2.cxd6#
- 1...f2
- 2.Qxf2#
- 1...f5
- 2.exf5#
- threat
- 1.Qh4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- P(f);XS(D)::B(L)+P(E),XP(g)
- P(f);::B(L)+P(E),XP(g)
- P(h);XP(H)::QAB(N)+P(G),XP(g)
- P(h);::QAB(N)+P(G),XP(g)
- Tries
- Try
- B(L);XP(f)
- Threat
- B(L)+P(E),XP(g)
- Vars
- P(g);OGATE,P_SPINP(g),XP(E)::B(L),XP(g)
- P(h);::QAB(N)+P(G),XP(g)
- Refutation
- P(g);XP(G)
- Try
- Q(N);XP(h)
- Threat
- QAB(N)+P(G),XP(g)
- Vars
- P(f);XS(D)::B(L)+P(E),XP(g)
- P(g);OGATE,P_SPINP(g),XP(G)::QAB1(N),XP(g)
- Refutation
- P(g);XP(E)
- Try
- Q(N);
- Threat
- QAB(N)
- Vars
- P(f);XS(D)::B(L)+P(E),XP(g)
- Refutation
- P(h);
- Try
- Q(N);
- Threat
- QAB(N)
- Vars
- P(f);XS(D)::B(L)+P(E),XP(g)
- P(b);::QAB(N),XP(b)
- Refutation
- P(h);
- Try
- P(E);XP(f)
- Threat
- B(L)+P(E)
- Vars
- P(h);::QAB(N)+P(G),XP(g)
- Refutation
- B(e);
- Try
- Actual
- Q(N);
- Threat
- QAB(N)
- Vars
- P(f);XS(D)::B(L)+P(E),XP(g)
- P(b);::QAB(N),XP(b)
- P(h);OGATE::QAR(N)+P(C),XP(h)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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