MESON Chess Problem Database
Problem Display
PID: 163759 (6K1/4p2B/1pP1Q1n1/1qp1N2R/1ppk4/5P2/b3RP2/8 w - - 0 1)
Robert, Philippe
StrateGems, 2014
#2
9 + 9
SOLUTION
- SOUND
- Sets
- 1...Sxe5
- 2.Qxe5#
- 1...c3
- 2.Re4#
- 1...Sxe5
- Tries
- 1.Sg4?
- threat
- 2.Qe3#
- 1...Kc3
- 2.Qe3#
- 1...Kd3
- 2.Qe3#
- 1...Se5
- 2.Qxe5#
- 1...c3!
- threat
- 1.Sxg6?
- threat
- 2.Qe3#
- 1...Kc3
- 2.Qe3#
- 1...Kd3
- 2.Qe3#
- 1...c3!
- threat
- 1.Sd7?
- threat
- 2.Qe3#
- 1...Kc3
- 2.Qe3#
- 1...Kd3
- 2.Qe3#
- 1...Se5
- 2.Qxe5#
- 1...c3!
- threat
- 1.Re3?
- threat
- 2.Qd7#
- 1...Qxc6
- 2.Sxc6#
- 1...Sxe5
- 2.Qxe5#
- 1...c3
- 2.Re4#
- 1...Sf8
- 2.Rh4#
- 1...Sf4!
- threat
- 1.Sg4?
- Keys
- 1.Sf7!
- threat
- 2.Qe3#
- 1...Kc3
- 2.Qe3#
- 1...Kd3
- 2.Qe3#
- 1...c3
- 2.Qe4#
- 1...Se5
- 2.Qxe5#
- threat
- 1.Sf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(h);OGATE,XS(D)::QAB1(G),XS(h)
- P(c);P_PINQ(G),SBLOCK::R1(A)
- Tries
- Try
- S(D);
- Threat
- QAB1(G)
- Vars
- K(d);S_FLIGHT::QAR2(G)
- K(d);P-FLIGHT,P_SPINS(h)::QAR1(G)
- S(h);N_GUARD::QAB1(G),XS(h)
- Refutation
- P(c);P_PINQ(G)
- Try
- S(D);XS(h)
- Threat
- QAB1(G)
- Vars
- K(d);S_FLIGHT::QAR2(G)
- K(d);P-FLIGHT::QAR1(G)
- Refutation
- P(c);P_PINQ(G)
- Try
- S(D);
- Threat
- QAB1(G)
- Vars
- K(d);S_FLIGHT::QAR2(G)
- K(d);P-FLIGHT,P_SPINS(h)::QAR1(G)
- S(h);N_GUARD::QAB1(G),XS(h)
- Refutation
- P(c);P_PINQ(G)
- Try
- R(A);
- Threat
- QAR(G)
- Vars
- Q(e);XP(F)::S(D),XQ(e)
- S(h);OGATE,XS(D)::QAB1(G),XS(h)
- P(c);P_PINQ(G),SBLOCK::R1(A)
- S(h);N_GUARD::R(E)
- Refutation
- S(h);
- Try
- Actual
- S(D);
- Threat
- QAB1(G)
- Vars
- K(d);S_FLIGHT::QAR2(G)
- K(d);P-FLIGHT,P_SPINS(h)::QAR1(G)
- P(c);SBLOCK::QAR1(G)
- S(h);N_GUARD::QAB1(G),XS(h)
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).