MESON Chess Problem Database
Problem Display
PID: 168232 (3R1bqB/3Q1Pn1/1p1r1r2/Np1b1p2/1P1k1n2/3PR1Np/3P3P/6KB w - - 0 1)
Petite, Efren
Horizon, 2012
#2
13 + 12
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rc6
- 2.Sb3#
- 1...Rde6
- 2.Sb3#
- 1...Rfe6
- 2.Sxf5#
- 1...Rh6
- 2.Sxf5#
- 1...Ba2
- 2.Sc6#
- 1...Bb3
- 2.Sxb3#
- 2.Sc6#
- 1...Bc4
- 2.Sc6#
- 1...Bc6
- 2.Sb3#
- 2.Sxc6#
- 1...Be6
- 2.Sc6#
- 1...Bb7
- 2.Sb3#
- 1...Bxf7
- 2.Sc6#
- 1...Ba8
- 2.Sb3#
- 1...Se2+
- 2.Sxe2#
- 1...Sg2
- 2.Se2#
- 1...Sxd3
- 2.Se2#
- 1...Sfh5
- 2.Se2#
- 1...Sfe6
- 2.Se2#
- 1...Sg6
- 2.Se2#
- 1...Sge6
- 2.Bxf6#
- 1...Rc6
- Tries
- 1.Qc6?
- threat
- 2.Qc3#
- 1...Se2+
- 2.Sxe2#
- 1...Rxc6
- 2.Sb3#
- 1...Bxh1
- 2.Sb3#
- 1...Bxc6
- 2.Sb3#
- 2.Sxc6#
- 1...Bg2
- 2.Sb3#
- 1...Bf3
- 2.Sb3#
- 1...Bc4
- 2.Qxb6#
- 1...Be4!
- threat
- 1.Qxd6?
- threat
- 2.Sb3#
- 2.Sc6#
- 2.Qxf4#
- 2.Qe5#
- 2.Qxf6#
- 1...Se2+
- 2.Sxe2#
- 1...Qxf7
- 2.Sb3#
- 2.Sc6#
- 2.Qxf4#
- 2.Qe5#
- 1...Rxd6
- 2.Sxf5#
- 1...Rxf7
- 2.Sb3#
- 2.Sc6#
- 2.Qxf4#
- 2.Qe5#
- 1...Sxd3
- 2.Se2#
- 2.Qxd5#
- 1...bxa5
- 2.Qxf4#
- 2.Qe5#
- 2.Qxf6#
- 1...Re6
- 2.Sxf5#
- 2.Sb3#
- 2.Sc6#
- 1...Rg6
- 2.Sb3#
- 2.Sc6#
- 2.Qxf4#
- 2.Qe5#
- 1...Rh6
- 2.Sxf5#
- 2.Sb3#
- 2.Sc6#
- 2.Qxf4#
- 2.Qe5#
- 1...Be7
- 2.Sb3#
- 2.Sc6#
- 2.Qxf4#
- 2.Qe5#
- 1...Sg2
- 2.Se2#
- 2.Sb3#
- 2.Sc6#
- 2.Qe5#
- 2.Qxd5#
- 2.Qxf6#
- 1...Sfh5
- 2.Se2#
- 2.Sb3#
- 2.Sc6#
- 2.Qe5#
- 2.Qxd5#
- 1...Sfe6
- 2.Se2#
- 2.Sb3#
- 2.Sc6#
- 2.Qe5#
- 2.Qxd5#
- 1...Sg6
- 2.Se2#
- 2.Sb3#
- 2.Sc6#
- 2.Qxd5#
- 1...Sgh5
- 2.Sb3#
- 2.Sc6#
- 2.Qe5#
- 1...Sge6
- 2.Sb3#
- 2.Sc6#
- 2.Bxf6#
- 2.Qe5#
- 1...Se8
- 2.Sb3#
- 2.Sc6#
- 2.Qxf4#
- 2.Qe5#
- 1...Bxd6!
- threat
- 1.Qc6?
- Keys
- 1.Qe6!
- threat
- 2.Qe5#
- 1...Se2+
- 2.Sxe2#
- 1...Rdxe6
- 2.Sb3#
- 1...Rfxe6
- 2.Sxf5#
- 1...Bxe6
- 2.Sc6#
- 1...Sxd3
- 2.Se2#
- 1...Sfxe6
- 2.Se2#
- 1...Sgxe6
- 2.Bxf6#
- 1...Be4
- 2.Sb3#
- 1...Sg6
- 2.Se2#
- threat
- 1.Qe6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 9
- Sets
- R(h);P_SPINB(e)::S(I)
- R(i);N_GUARD,P_SPINS(j)::S(G),XP(f)
- B(e);N_GUARD,P_SPINR(h)::S(I)
- B(e);N_GUARD,P_SPINR(h),XP(K)::S(I)
- S(c);CHECK,N_GUARD::S(G),XS(c)
- S(c);N_GUARD::S(G)
- S(c);N_GUARD,XP(E)::S(G)
- S(j);OGATE,P_PINS(G),P_SPINR(i)::B(M),XR(i)
- Tries
- Try
- Q(J);
- Threat
- QAB1(J)
- Vars
- S(c);CHECK,N_GUARD::S(G),XS(c)
- R(h);P_SPINB(e),XQ(J)::S(I)
- B(e);N_GUARD,P_SPINR(h),XB(B)::S(I)
- B(e);N_GUARD,P_SPINR(h)::S(I)
- B(e);P_SPINR(h)::QAB(J),XP(g)
- Refutation
- B(e);P_SPINR(h)
- Try
- Q(J);P_PINB(e),XR(h)
- Threat
- DUALS(5)
- Vars
- S(c);CHECK,N_GUARD::S(G),XS(c)
- R(i);N_GUARD,N_SPINB(e),P_SPINS(j),XQ(J)::S(G),XP(f)
- Refutation
- B(k);N_SPINB(e),XQ(J)
- Try
- Actual
- Q(J);
- Threat
- QAB1(J)
- Vars
- S(c);CHECK,N_GUARD::S(G),XS(c)
- R(h);P_SPINB(e),XQ(J)::S(I)
- R(i);N_GUARD,P_SPINS(j),XQ(J)::S(G),XP(f)
- B(e);N_GUARD,P_SPINR(h),XQ(J)::S(I)
- S(c);N_GUARD,XP(E)::S(G)
- S(c);N_GUARD,XQ(J)::S(G)
- S(j);OGATE,P_PINS(G),P_SPINR(i),XQ(J)::B(M),XR(i)
- B(e);N_GUARD,P_SPINR(h)::S(I)
- S(c);N_GUARD::S(G)
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).