MESON Chess Problem Database
Problem Display
PID: 148693 (6K1/2p4B/5pp1/2R3nb/2N1kPr1/4P1p1/2P1Q3/2b4N w - - 0 1)
Dawson, Thomas Rayner
Chess Amateur (The), 1918
#2
9 + 9
| 15256 | TRD Scrapbook | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Rxf4
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Bb2
- 2.Sd2#
- 1...Bd2
- 2.Sxd2#
- 1...Ba3
- 2.Sd2#
- 1...Bxe3
- 2.Qxe3#
- 1...Sf3
- 2.Qd3#
- 1...Sh3
- 2.Qg2#
- 1...Se6
- 2.Qg2#
- 1...Sf7
- 2.Qg2#
- 1...Sxh7
- 2.Qg2#
- 1...g2
- 2.Sf2#
- 1...f5
- 2.Re5#
- 1...c6
- 2.Sd6#
- 1...Rxf4
- Tries
- 1.Kg7?
- 1...Rxf4
- 2.Sxg3#
- 1...Bxe3
- 2.Qxe3#
- 1...Sxh7
- 2.Qg2#
- 1...Rh4
- 2.Sxg3#
- 1...Bb2
- 2.Sd2#
- 1...Bd2
- 2.Sxd2#
- 1...Ba3
- 2.Sd2#
- 1...Sf3
- 2.Qd3#
- 1...Sh3
- 2.Qg2#
- 1...Sf7
- 2.Qg2#
- 1...g2
- 2.Sf2#
- 1...f5
- 2.Re5#
- 1...c6
- 2.Sd6#
- 1...Se6+!
- 1...Rxf4
- 1.Kh8?
- 1...Rxf4
- 2.Sxg3#
- 1...Bxe3
- 2.Qxe3#
- 1...Sxh7
- 2.Qg2#
- 1...Rh4
- 2.Sxg3#
- 1...Bb2
- 2.Sd2#
- 1...Bd2
- 2.Sxd2#
- 1...Ba3
- 2.Sd2#
- 1...Sf3
- 2.Qd3#
- 1...Sh3
- 2.Qg2#
- 1...Se6
- 2.Qg2#
- 1...g2
- 2.Sf2#
- 1...f5
- 2.Re5#
- 1...c6
- 2.Sd6#
- 1...Sf7+!
- 1...Rxf4
- 1.Bxg6+?
- 1...f5
- 2.Bxf5#
- 2.Re5#
- 1...Bxg6!
- 1...f5
- 1.Ra5?
- 1...Rxf4
- 2.Sxg3#
- 1...Bxe3
- 2.Qxe3#
- 1...Sxh7
- 2.Qg2#
- 1...Rh4
- 2.Sxg3#
- 1...Bb2
- 2.Sd2#
- 1...Bd2
- 2.Sxd2#
- 1...Ba3
- 2.Sd2#
- 1...Sf3
- 2.Qd3#
- 1...Sh3
- 2.Qg2#
- 1...Se6
- 2.Qg2#
- 1...Sf7
- 2.Qg2#
- 1...g2
- 2.Sf2#
- 1...f5
- 2.Re5#
- 1...c6
- 2.Sd6#
- 1...c5!
- 1...Rxf4
- 1.Rb5?
- 1...Rxf4
- 2.Sxg3#
- 1...Bxe3
- 2.Qxe3#
- 1...Sxh7
- 2.Qg2#
- 1...Rh4
- 2.Sxg3#
- 1...Bb2
- 2.Sd2#
- 1...Bd2
- 2.Sxd2#
- 1...Ba3
- 2.Sd2#
- 1...Sf3
- 2.Qd3#
- 1...Sh3
- 2.Qg2#
- 1...Se6
- 2.Qg2#
- 1...Sf7
- 2.Qg2#
- 1...g2
- 2.Sf2#
- 1...f5
- 2.Re5#
- 1...c6
- 2.Sd6#
- 1...c5!
- 1...Rxf4
- 1.fxg5?
- threat
- 2.Qg2#
- 1...Bxe3
- 2.Qxe3#
- 1...Rf4
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...g2
- 2.Sf2#
- 1...Rxg5!
- threat
- 1.Kg7?
- Keys
- 1.f5!
- 1...Bxe3
- 2.Qxe3#
- 1...Sxh7
- 2.Qg2#
- 1...gxf5
- 2.Bxf5#
- 1...Sf3
- 2.Qd3#
- 1...Rf4
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Bb2
- 2.Sd2#
- 1...Bd2
- 2.Sxd2#
- 1...Ba3
- 2.Sd2#
- 1...Sh3
- 2.Qg2#
- 1...Se6
- 2.Qg2#
- 1...Sf7
- 2.Qg2#
- 1...g2
- 2.Sf2#
- 1...c6
- 2.Sd6#
- 1...Bxe3
- 1.f5!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- R(d);N_GUARD,XP(F)::S(A),XP(b)
- R(d);N_GUARD::S(A),XP(b)
- B(a);N_GUARD::S(E)
- B(a);N_GUARD::S(E),XB(a)
- B(a);OGATE,P_SPINB(a),XP(D)::QAR1(C),XB(a)
- S(e);SBLOCK::QAB1(C)
- S(e);N_GUARD::QAB(C)
- S(e);N_GUARD,N_SPINP(h),XB(H)::QAB(C)
- P(b);N_GUARD::S(A)
- P(g);N_GUARD,N_SPINP(h)::R1(G)
- P(i);N_GUARD::S(E)
- Tries
- Try
- K(I);P-FLIGHT
- Vars
- R(d);N_GUARD,XP(F)::S(A),XP(b)
- B(a);OGATE,P_SPINB(a),XP(D)::QAR1(C),XB(a)
- S(e);N_GUARD,N_SPINP(h),XB(H)::QAB(C)
- R(d);N_GUARD::S(A),XP(b)
- B(a);N_GUARD::S(E)
- B(a);N_GUARD::S(E),XB(a)
- S(e);SBLOCK::QAB1(C)
- S(e);N_GUARD::QAB(C)
- P(b);N_GUARD::S(A)
- P(g);N_GUARD,N_SPINP(h)::R1(G)
- P(i);N_GUARD::S(E)
- Refutation
- S(e);CHECK
- Try
- K(I);P-FLIGHT
- Vars
- R(d);N_GUARD,XP(F)::S(A),XP(b)
- B(a);OGATE,P_SPINB(a),XP(D)::QAR1(C),XB(a)
- S(e);N_GUARD,N_SPINP(h),XB(H)::QAB(C)
- R(d);N_GUARD::S(A),XP(b)
- B(a);N_GUARD::S(E)
- B(a);N_GUARD::S(E),XB(a)
- S(e);SBLOCK::QAB1(C)
- S(e);N_GUARD::QAB(C)
- P(b);N_GUARD::S(A)
- P(g);N_GUARD,N_SPINP(h)::R1(G)
- P(i);N_GUARD::S(E)
- Refutation
- S(e);CHECK
- Try
- B(H);CHECK,XP(h)
- Refutation
- B(f);XB(H)
- Try
- R(G);
- Vars
- R(d);N_GUARD,XP(F)::S(A),XP(b)
- B(a);OGATE,P_SPINB(a),XP(D)::QAR1(C),XB(a)
- S(e);N_GUARD,N_SPINP(h),XB(H)::QAB(C)
- R(d);N_GUARD::S(A),XP(b)
- B(a);N_GUARD::S(E)
- B(a);N_GUARD::S(E),XB(a)
- S(e);SBLOCK::QAB1(C)
- S(e);N_GUARD::QAB(C)
- P(b);N_GUARD::S(A)
- P(g);N_GUARD,N_SPINP(h)::R1(G)
- P(i);N_GUARD::S(E)
- Refutation
- P(i);
- Try
- R(G);
- Vars
- R(d);N_GUARD,XP(F)::S(A),XP(b)
- B(a);OGATE,P_SPINB(a),XP(D)::QAR1(C),XB(a)
- S(e);N_GUARD,N_SPINP(h),XB(H)::QAB(C)
- R(d);N_GUARD::S(A),XP(b)
- B(a);N_GUARD::S(E)
- B(a);N_GUARD::S(E),XB(a)
- S(e);SBLOCK::QAB1(C)
- S(e);N_GUARD::QAB(C)
- P(b);N_GUARD::S(A)
- P(g);N_GUARD,N_SPINP(h)::R1(G)
- P(i);N_GUARD::S(E)
- Refutation
- P(i);
- Try
- P(F);XS(e)
- Threat
- QAB(C)
- Vars
- B(a);OGATE,P_SPINB(a),XP(D)::QAR1(C),XB(a)
- R(d);N_GUARD::S(A),XP(b)
- P(b);N_GUARD::S(A)
- Refutation
- R(d);XP(F)
- Try
- Actual
- P(F);N_PINP(h)
- Vars
- B(a);OGATE,P_SPINB(a),XP(D)::QAR1(C),XB(a)
- S(e);N_GUARD,XB(H)::QAB(C)
- P(h);OGATE,P_SPINP(h),XP(F)::B(H),XP(h)
- S(e);SBLOCK::QAB1(C)
- R(d);N_GUARD::S(A),XP(b)
- B(a);N_GUARD::S(E)
- B(a);N_GUARD::S(E),XB(a)
- S(e);N_GUARD::QAB(C)
- P(b);N_GUARD::S(A)
- P(i);N_GUARD::S(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).