MESON Chess Problem Database
Problem Display
PID: 37705 (2N5/p2N1n1p/1p2p3/1P1k3K/3pq2p/b2pp3/2R5/2RB3Q w - - 0 1)
Nutt, John
Recomm., BCF 013. Ty., 1933-1934
#2
8 + 12
SOLUTION
- SOUND
- Sets
- 1...Qg2
- 2.Qxg2#
- 1...Qf3+
- 2.Bxf3#
- 2.Qxf3#
- 1...Se5
- 2.Sf6#
- 1...Sd6
- 2.Se7#
- 1...Qg2
- Tries
- 1.Ra2?
- threat
- 2.Bb3#
- 1...Qf3+
- 2.Bxf3#
- 2.Qxf3#
- 1...Qg2
- 2.Qxg2#
- 1...Se5
- 2.Sf6#
- 1...Sd6
- 2.Se7#
- 1...Qxh1!
- threat
- 1.Rb2?
- threat
- 2.Bb3#
- 1...Qf3+
- 2.Bxf3#
- 2.Qxf3#
- 1...Qg2
- 2.Qxg2#
- 1...Se5
- 2.Sf6#
- 1...Sd6
- 2.Se7#
- 1...Qxh1!
- threat
- 1.Rd2?
- threat
- 2.Bb3#
- 1...Qf3+
- 2.Bxf3#
- 2.Qxf3#
- 1...Qg2
- 2.Qxg2#
- 1...Se5
- 2.Sf6#
- 1...Sd6
- 2.Se7#
- 1...Qxh1!
- threat
- 1.Re2?
- threat
- 2.Bb3#
- 1...Qf3+
- 2.Qxf3#
- 1...Qg2
- 2.Qxg2#
- 1...Se5
- 2.Sf6#
- 1...Sd6
- 2.Se7#
- 1...Qxh1!
- threat
- 1.Rf2?
- threat
- 2.Bb3#
- 1...Qf3+
- 2.Bxf3#
- 2.Qxf3#
- 1...Qg2
- 2.Qxg2#
- 1...Se5
- 2.Sf6#
- 1...Sd6
- 2.Se7#
- 1...Qxh1!
- threat
- 1.Rh2?
- threat
- 2.Bb3#
- 1...Qf3+
- 2.Bxf3#
- 2.Qxf3#
- 1...Qg2
- 2.Qxg2#
- 1...Se5
- 2.Sf6#
- 1...Sd6
- 2.Se7#
- 1...Qxh1!
- threat
- 1.Rc5+?
- 1...Bxc5
- 2.Bb3#
- 1...bxc5!
- 1...Bxc5
- 1.Rc6?
- threat
- 2.Bb3#
- 1...Qf3+
- 2.Bxf3#
- 2.Qxf3#
- 1...Qg2
- 2.Qxg2#
- 1...Se5
- 2.Sf6#
- 1...Sd6
- 2.Se7#
- 1...Qxh1!
- threat
- 1.Rc7?
- threat
- 2.Bb3#
- 1...Qf3+
- 2.Bxf3#
- 2.Qxf3#
- 1...Qg2
- 2.Qxg2#
- 1...Se5
- 2.Sf6#
- 1...Sd6
- 2.Se7#
- 1...Qxh1!
- threat
- 1.Ra2?
- Keys
- 1.Rg2!
- threat
- 2.Bb3#
- 1...Qf3+
- 2.Bxf3#
- 1...Qf5+
- 2.Rg5#
- 1...Qg6+
- 2.Rxg6#
- 1...Qg4+
- 2.Rxg4#
- 1...Qe5+
- 2.Rg5#
- 1...Qxg2
- 2.Qxg2#
- 1...Qf4
- 2.Rg5#
- 1...Se5
- 2.Sf6#
- 1...Sd6
- 2.Se7#
- threat
- 1.Rg2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- Q(e);OGATEB::QAB(C),XQ(e)
- S(k);SBLOCK::S(G)
- S(k);SBLOCK,S_CUTB(a)::S(H)
- Tries
- Try
- R(D);
- Threat
- B(B)
- Vars
- Q(e);OGATEB::QAB(C),XQ(e)
- S(k);SBLOCK::S(G)
- S(k);SBLOCK,S_CUTB(a)::S(H)
- Refutation
- Q(e);N_SPINQ(e),XQ(C)
- Try
- R(D);
- Threat
- B(B)
- Vars
- Q(e);OGATEB::QAB(C),XQ(e)
- S(k);SBLOCK::S(G)
- S(k);SBLOCK,S_CUTB(a)::S(H)
- Refutation
- Q(e);N_SPINQ(e),XQ(C)
- Try
- R(D);
- Threat
- B(B)
- Vars
- Q(e);OGATEB::QAB(C),XQ(e)
- S(k);SBLOCK::S(G)
- S(k);SBLOCK,S_CUTB(a)::S(H)
- Refutation
- Q(e);N_SPINQ(e),XQ(C)
- Try
- R(D);
- Threat
- B(B)
- Vars
- Q(e);CHECK,OGATEB::QAB(C),XQ(e)
- Q(e);OGATEB::QAB(C),XQ(e)
- S(k);SBLOCK::S(G)
- S(k);SBLOCK,S_CUTB(a)::S(H)
- Refutation
- Q(e);N_SPINQ(e),XQ(C)
- Try
- R(D);
- Threat
- B(B)
- Vars
- Q(e);OGATEB::QAB(C),XQ(e)
- S(k);SBLOCK::S(G)
- S(k);SBLOCK,S_CUTB(a)::S(H)
- Refutation
- Q(e);N_SPINQ(e),XQ(C)
- Try
- R(D);
- Threat
- B(B)
- Vars
- Q(e);OGATEB::QAB(C),XQ(e)
- S(k);SBLOCK::S(G)
- S(k);SBLOCK,S_CUTB(a)::S(H)
- Refutation
- Q(e);N_SPINQ(e),XQ(C)
- Try
- R(D);CHECK
- Vars
- B(a);XR(D)::B(B)
- Refutation
- P(h);XR(D)
- Try
- R(D);
- Threat
- B(B)
- Vars
- Q(e);OGATEB::QAB(C),XQ(e)
- S(k);SBLOCK::S(G)
- S(k);S_CUTB(a)::S(H)
- Refutation
- Q(e);N_SPINQ(e),XQ(C)
- Try
- R(D);
- Threat
- B(B)
- Vars
- Q(e);OGATEB::QAB(C),XQ(e)
- S(k);SBLOCK::S(G)
- S(k);SBLOCK,S_CUTB(a)::S(H)
- Refutation
- Q(e);N_SPINQ(e),XQ(C)
- Try
- Actual
- R(D);N_PINQ(e)
- Threat
- B(B)
- Vars
- Q(e);CHECK,OGATEB::B(B),XQ(e)
- Q(e);CHECK,S_CUTP(i),S_CUTS(k),S_CUTS(k)::QAB(C)+R(D)
- Q(e);CHECK,OGATEB::QAB(C)+R(D),XQ(e)
- Q(e);OGATE,P_SPINQ(e),XR(D)::QAB(C),XQ(e)
- Q(e);::QAB(C)+R(D),DCHECK
- S(k);SBLOCK::S(G)
- S(k);SBLOCK,S_CUTB(a)::S(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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