MESON Chess Problem Database
Problem Display
PID: 274298 (4N2b/Bp2PQ2/1R2pp1r/3p1k2/B1nPpP1p/7P/2p1N3/2K5 w - - 0 1)
Coello Alonso, Jose Antonio
BCPS Website, 2024
#2
11 + 11
SOLUTION
- SOUND
- Sets
- 1...Rh5
- 2.Qxh5#
- 1...Rg6
- 2.Qxe6#
- 1...Rh7
- 2.Qxh7#
- 1...Bg7
- 2.Sxg7#
- 1...Sb2
- 2.Sd6#
- 1...Sd2
- 2.Sd6#
- 1...Sa3
- 2.Sd6#
- 1...Se3
- 2.Sd6#
- 1...Sa5
- 2.Sd6#
- 1...Se5
- 2.Sd6#
- 1...Sxb6
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...e3
- 2.Bxc2#
- 1...e5
- 2.Bd7#
- 1...Rh5
- Tries
- 1.Bxc2?
- 1...Sxb6
- 2.Sd6#
- 1...Rh5
- 2.Qxh5#
- 1...Rg6
- 2.Qxe6#
- 1...Rh7
- 2.Qxh7#
- 1...Bg7
- 2.Sxg7#
- 1...Sb2
- 2.Sd6#
- 1...Sd2
- 2.Sd6#
- 1...Sa3
- 2.Sd6#
- 1...Se3
- 2.Sd6#
- 1...Sa5
- 2.Sd6#
- 1...Se5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...e5!
- 1...Sxb6
- 1.Bb3?
- 1...Sxb6
- 2.Sd6#
- 1...e3
- 2.Bxc2#
- 1...Rh5
- 2.Qxh5#
- 1...Rg6
- 2.Qxe6#
- 1...Rh7
- 2.Qxh7#
- 1...Bg7
- 2.Sxg7#
- 1...Sb2
- 2.Sd6#
- 1...Sd2
- 2.Sd6#
- 1...Sa3
- 2.Sd6#
- 1...Se3
- 2.Sd6#
- 1...Sa5
- 2.Sd6#
- 1...Se5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...e5!
- 1...Sxb6
- 1.Bb5?
- 1...Sxb6
- 2.Sd6#
- 1...e5
- 2.Bd7#
- 1...Rh5
- 2.Qxh5#
- 1...Rg6
- 2.Qxe6#
- 1...Rh7
- 2.Qxh7#
- 1...Bg7
- 2.Sxg7#
- 1...Sb2
- 2.Sd6#
- 1...Sd2
- 2.Sd6#
- 1...Sa3
- 2.Sd6#
- 1...Se3
- 2.Sd6#
- 1...Sa5
- 2.Sd6#
- 1...Se5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...e3!
- 1...Sxb6
- 1.Rxb7?
- 1...e3
- 2.Bxc2#
- 1...Rh5
- 2.Qxh5#
- 1...Rh7
- 2.Qxh7#
- 1...Bg7
- 2.Sxg7#
- 1...Sb2
- 2.Sd6#
- 1...Sd2
- 2.Sd6#
- 1...Sa3
- 2.Sd6#
- 1...Se3
- 2.Sd6#
- 1...Sa5
- 2.Sd6#
- 1...Se5
- 2.Sd6#
- 1...Sb6
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...e5
- 2.Bd7#
- 1...Rg6!
- 1...e3
- 1.Qg8?
- threat
- 2.Qg4#
- 1...e3
- 2.Bxc2#
- 1...Rg6
- 2.Qxe6#
- 1...Se3
- 2.Sd6#
- 1...Se5
- 2.Sd6#
- 1...Bg7!
- threat
- 1.Bxc2?
- Keys
- 1.Bb8!
- 1...Sxb6
- 2.Sd6#
- 1...e3
- 2.Bxc2#
- 1...e5
- 2.Bd7#
- 1...Rh5
- 2.Qxh5#
- 1...Rg6
- 2.Qxe6#
- 1...Rh7
- 2.Qxh7#
- 1...Bg7
- 2.Sxg7#
- 1...Sb2
- 2.Sd6#
- 1...Sd2
- 2.Sd6#
- 1...Sa3
- 2.Sd6#
- 1...Se3
- 2.Sd6#
- 1...Sa5
- 2.Sd6#
- 1...Se5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sxb6
- 1.Bb8!
This is a version of 274297
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(i);N_GUARD::QAR2(J),XR(i)
- R(i);SBLOCK::QAB1(J),XP(g)
- R(i);N_GUARD::QAB(J),XR(i)
- B(k);N_GUARD::S(K),XB(k)
- S(b);N_GUARD::S(K)
- S(b);N_GUARD,XR(G)::S(K)
- S(b);N_GUARD::S(K),XS(b)
- P(c);OGATEB::B(D),XP(a)
- P(g);OGATEB::B(D)
- Tries
- Try
- B(D);N_PINP(h),P_PINP(c),XP(a)
- Vars
- S(b);N_GUARD,XR(G)::S(K)
- R(i);N_GUARD::QAR2(J),XR(i)
- R(i);SBLOCK::QAB1(J),XP(g)
- R(i);N_GUARD::QAB(J),XR(i)
- B(k);N_GUARD::S(K),XB(k)
- S(b);N_GUARD::S(K)
- S(b);N_GUARD::S(K),XS(b)
- Refutation
- P(g);
- Try
- B(D);
- Vars
- S(b);N_GUARD,XR(G)::S(K)
- P(c);OGATEB::B(D),XP(a)
- R(i);N_GUARD::QAR2(J),XR(i)
- R(i);SBLOCK::QAB1(J),XP(g)
- R(i);N_GUARD::QAB(J),XR(i)
- B(k);N_GUARD::S(K),XB(k)
- S(b);N_GUARD::S(K)
- S(b);N_GUARD::S(K),XS(b)
- Refutation
- P(g);
- Try
- B(D);
- Vars
- S(b);N_GUARD,XR(G)::S(K)
- P(g);OGATEB::B(D)
- R(i);N_GUARD::QAR2(J),XR(i)
- R(i);SBLOCK::QAB1(J),XP(g)
- R(i);N_GUARD::QAB(J),XR(i)
- B(k);N_GUARD::S(K),XB(k)
- S(b);N_GUARD::S(K)
- S(b);N_GUARD::S(K),XS(b)
- Refutation
- P(c);
- Try
- R(G);XP(j)
- Vars
- P(c);OGATEB::B(D),XP(a)
- R(i);N_GUARD::QAR2(J),XR(i)
- R(i);N_GUARD::QAB(J),XR(i)
- B(k);N_GUARD::S(K),XB(k)
- S(b);N_GUARD::S(K)
- S(b);N_GUARD::S(K),XS(b)
- P(g);OGATEB::B(D)
- Refutation
- R(i);
- Try
- Q(J);N_PINP(h)
- Threat
- QAB1(J)
- Vars
- P(c);OGATEB::B(D),XP(a)
- R(i);SBLOCK::QAB1(J),XP(g)
- S(b);N_GUARD::S(K)
- Refutation
- B(k);
- Try
- Actual
- B(H);
- Vars
- S(b);N_GUARD,XR(G)::S(K)
- P(c);OGATEB::B(D),XP(a)
- P(g);OGATEB::B(D)
- R(i);N_GUARD::QAR2(J),XR(i)
- R(i);SBLOCK::QAB1(J),XP(g)
- R(i);N_GUARD::QAB(J),XR(i)
- B(k);N_GUARD::S(K),XB(k)
- S(b);N_GUARD::S(K)
- S(b);N_GUARD::S(K),XS(b)
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).