MESON Chess Problem Database
Problem Display
PID: 16052 (6rb/1nR5/4NQbB/N7/P2p4/K2k1B2/1Pp1p1p1/nr6 w - - 0 1)
Lindgren, Bo Waldemar
2nd Comm., Probleemblad, 2000
#2
9 + 11
| 102 | Probleemblad | 2007 |
SOLUTION
- SOUND
- Sets
- 1...Rg7
- 2.Qxd4#
- 1...Ra8
- 2.Qxg6#
- 1...Rb8
- 2.Qxg6#
- 1...Rc8
- 2.Qxg6#
- 1...Rd8
- 2.Qxg6#
- 1...Re8
- 2.Qxg6#
- 1...Bf5
- 2.Qxf5#
- 1...Bh5
- 2.Qf5#
- 1...Bf7
- 2.Qf5#
- 1...Be8
- 2.Qf5#
- 1...Bg7
- 2.Qxg6#
- 1...Sc5
- 2.Sxc5#
- 1...Sd6
- 2.Sc5#
- 1...Sd8
- 2.Sc5#
- 1...Rg7
- Tries
- 1.Sc6?
- threat
- 2.Sb4#
- 2.Se5#
- 1...Kc4
- 2.Se5#
- 1...Rxb2
- 2.Se5#
- 1...Bxf6
- 2.Sb4#
- 1...e1B
- 2.Se5#
- 1...e1R
- 2.Sb4#
- 1...Sc5
- 2.Se5#
- 1...e1Q!
- threat
- 1.Rg7?
- threat
- 2.Qxd4#
- 2.Qxg6#
- 1...Rxb2
- 2.Qxd4#
- 1...Rxg7
- 2.Qxd4#
- 1...Bxg7
- 2.Qxg6#
- 1...Sxa5
- 2.Qxd4#
- 1...c1Q
- 2.Qxg6#
- 1...c1S
- 2.Qxg6#
- 1...c1B
- 2.Qxg6#
- 1...c1R
- 2.Qxg6#
- 1...e1Q
- 2.Qxd4#
- 1...e1R
- 2.Qxd4#
- 1...g1B
- 2.Qxg6#
- 1...g1R
- 2.Qxd4#
- 1...Rd8
- 2.Qxg6#
- 1...Rf8
- 2.Qxd4#
- 1...Be4
- 2.Qxd4#
- 1...Bf5
- 2.Qxd4#
- 2.Qxf5#
- 1...Bh5
- 2.Qxd4#
- 2.Qf5#
- 1...Bf7
- 2.Qxd4#
- 2.Qf5#
- 1...Bh7
- 2.Qxd4#
- 1...Be8
- 2.Qxd4#
- 2.Qf5#
- 1...Sb3
- 2.Qxg6#
- 1...Sc5
- 2.Sxc5#
- 2.Qxd4#
- 1...Sd6
- 2.Sc5#
- 2.Qxd4#
- 1...g1Q!
- threat
- 1.Qe5?
- threat
- 2.Bxe2#
- 2.Qxe2#
- 2.Qb5#
- 1...Rxb2
- 2.Bxe2#
- 2.Qxe2#
- 1...Sxa5
- 2.Bxe2#
- 2.Qxe2#
- 1...c1Q
- 2.Bxe2#
- 2.Qxe2#
- 1...c1S
- 2.Qb5#
- 1...c1R
- 2.Bxe2#
- 2.Qxe2#
- 1...e1Q
- 2.Qb5#
- 1...e1S
- 2.Be2#
- 2.Qe2#
- 2.Qb5#
- 1...e1B
- 2.Be2#
- 2.Qe2#
- 2.Qb5#
- 1...e1R
- 2.Qb5#
- 1...g1S
- 2.Qb5#
- 1...Re1
- 2.Qb5#
- 1...Be4
- 2.Bxe4#
- 2.Qxe4#
- 2.Qb5#
- 1...Bh5
- 2.Be4#
- 2.Qxe2#
- 2.Qe4#
- 2.Qb5#
- 2.Qf5#
- 1...Be8
- 2.Bxe2#
- 2.Be4#
- 2.Qxe2#
- 2.Qe4#
- 2.Qf5#
- 1...Sc5
- 2.Sxc5#
- 2.Bxe2#
- 2.Qxe2#
- 1...Sd6
- 2.Sc5#
- 2.Bxe2#
- 2.Qxe2#
- 1...Bxe5!
- threat
- 1.Qg5?
- threat
- 2.Qd2#
- 2.Qb5#
- 1...Rxb2
- 2.Qd2#
- 1...Sxa5
- 2.Qd2#
- 1...c1B
- 2.Qb5#
- 1...c1R
- 2.Qd2#
- 1...e1Q
- 2.Qb5#
- 1...e1B
- 2.Qb5#
- 1...Rd1
- 2.Qb5#
- 1...Bf5
- 2.Qd2#
- 2.Qxf5#
- 1...Be8
- 2.Qd2#
- 2.Qf5#
- 1...Be5
- 2.Qd2#
- 1...Sb3
- 2.Qb5#
- 1...Sc5
- 2.Sxc5#
- 2.Qd2#
- 1...Sd6
- 2.Sc5#
- 2.Qd2#
- 1...c1Q!
- threat
- 1.Sc6?
- Keys
- 1.Sc4!
- threat
- 2.Se5#
- 2.Sf4#
- 1...Rxb2
- 2.Sxb2#
- 2.Se5#
- 1...Bxf6
- 2.Sf4#
- 1...Sc5
- 2.Se5#
- 1...c1Q
- 2.Se5#
- 1...c1S
- 2.Se5#
- 1...c1B
- 2.Se5#
- 1...c1R
- 2.Se5#
- 1...e1Q
- 2.Sf4#
- 1...e1R
- 2.Sf4#
- threat
- 1.Sc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 7
- REMOVED MATES = 13
- Sets
- R(j);S_CUTB(k)::QAR1(G),XP(g)
- R(j);N_GUARD::QAB(G),XB(h)
- B(h);N_GUARD::QAB(G),XB(h)
- B(h);N_GUARD::QAB(G)
- B(k);S_CUTR(j)::QAB(G),XB(h)
- S(i);N_GUARD::S(F),XS(i)
- S(i);N_GUARD::S(F)
- Tries
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- K(f);S_FLIGHT::R(I)+S(E),DCHECK
- R(b);XP(A)::S(E)
- B(k);XQ(G)::S(E)
- P(d);::S(E)
- S(i);::S(E)
- Refutation
- P(d);
- Try
- R(I);
- Threat
- DUALS(2)
- Vars
- R(b);XP(A)::QAR1(G),XP(g)
- R(j);XR(I)::QAR1(G),XP(g)
- B(k);XR(I)::QAB(G),XB(h)
- S(i);XS(E)::QAR1(G),XP(g)
- P(c);P_PINP(A)::QAB(G),XB(h)
- P(c);::QAB(G),XB(h)
- P(d);::QAR1(G),XP(g)
- P(e);::QAB(G),XB(h)
- P(e);::QAR1(G),XP(g)
- R(j);::QAB(G),XB(h)
- R(j);::QAR1(G),XP(g)
- B(h);::QAR1(G),XP(g)
- S(a);::QAB(G),XB(h)
- Refutation
- P(e);
- Try
- Q(G);
- Threat
- DUALS(3)
- Vars
- P(c);::QAB(G)
- P(d);::QAB(G)
- P(e);::QAB(G)
- R(b);::QAB(G)
- Refutation
- B(k);XQ(G)
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- R(b);XP(A)::QAR1(G)
- S(i);XS(E)::QAR1(G)
- P(c);P_PINP(A)::QAB(G)
- P(c);::QAR1(G)
- P(d);::QAB(G)
- R(b);::QAB(G)
- B(k);::QAR1(G)
- S(a);::QAB(G)
- Refutation
- P(c);P_PINP(A)
- Try
- Actual
- S(E);
- Threat
- DUALS(2)
- Vars
- B(k);XQ(G)::S(F)
- S(i);::S(E)
- P(c);P_PINP(A)::S(E)
- P(c);::S(E)
- P(d);::S(F)
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).