MESON Chess Problem Database
Problem Display
PID: 149981 (r2R4/3Q4/3n2K1/6NB/p2N1p1b/1PPk4/3P4/r1RnBb2 w - - 0 1)
Maleika, Gerhard
Comm., Die Schwalbe, 2012
#2
11 + 9
| 23 | Die Schwalbe | 2014 |
SOLUTION
- SOUND
- Sets
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sc4
- 2.Qf5#
- 1...Se4
- 2.Qb5#
- 1...Sb5
- 2.Sxb5#
- 2.Qxb5#
- 2.Qf5#
- 1...Sf5
- 2.Sxf5#
- 2.Qb5#
- 2.Qxf5#
- 1...Sb7
- 2.Qb5#
- 2.Qf5#
- 1...Sf7
- 2.Qb5#
- 2.Qf5#
- 1...Sc8
- 2.Qb5#
- 2.Qf5#
- 1...Se8
- 2.Qb5#
- 2.Qf5#
- 1...Be2
- Tries
- 1.Sc2?
- threat
- 2.Sb4#
- 2.Qb5#
- 2.Qf5#
- 2.Qxd6#
- 1...Rxc1
- 2.Sb4#
- 2.Qf5#
- 1...Rxd8
- 2.Sb4#
- 1...Bxe1
- 2.Qxd6#
- 1...Bxg5
- 2.Qf5#
- 1...axb3
- 2.Qb5#
- 1...f3
- 2.Qb5#
- 1...Ra5
- 2.Sb4#
- 1...Ra6
- 2.Sb4#
- 2.Qb5#
- 2.Qf5#
- 1...Rb8
- 2.Qf5#
- 2.Qxd6#
- 1...Rc8
- 2.Sb4#
- 2.Qf5#
- 2.Qxd6#
- 1...Bg2
- 2.Sb4#
- 2.Qb5#
- 1...Bh3
- 2.Sb4#
- 2.Qb5#
- 2.Qxd6#
- 1...Bf2
- 2.Sb4#
- 2.Qb5#
- 2.Qf5#
- 1...Sb2
- 2.Sb4#
- 2.Qf5#
- 2.Qxd6#
- 1...Sf2
- 2.Sb4#
- 2.Qb5#
- 2.Qxd6#
- 1...Se3
- 2.Sb4#
- 1...Sxc3!
- threat
- 1.Sc6?
- threat
- 2.Sb4#
- 2.Se5#
- 2.Qf5#
- 2.Qxd6#
- 1...Rxc1
- 2.Sb4#
- 2.Qf5#
- 1...Rxd8
- 2.Sb4#
- 2.Se5#
- 1...Bxe1
- 2.Qxd6#
- 1...Bxg5
- 2.Qf5#
- 1...Sxc3
- 2.Rxc3#
- 1...axb3
- 2.Se5#
- 1...Ra5
- 2.Sb4#
- 1...Rb8
- 2.Se5#
- 2.Qf5#
- 2.Qxd6#
- 1...Bg2
- 2.Sb4#
- 2.Se5#
- 1...Bh3
- 2.Sb4#
- 2.Se5#
- 2.Qxd6#
- 1...Bf2
- 2.Sb4#
- 2.Se5#
- 2.Qf5#
- 1...Sf2
- 2.Sb4#
- 2.Se5#
- 2.Qxd6#
- 1...Se3
- 2.Sb4#
- 2.Se5#
- 1...f3!
- threat
- 1.Sde6?
- threat
- 2.Sxf4#
- 2.Sc5#
- 2.Qb5#
- 2.Qxd6#
- 1...Rxd8
- 2.Sxf4#
- 2.Sc5#
- 1...Bxe1
- 2.Qxd6#
- 1...Bxg5
- 2.Sc5#
- 1...Sxc3
- 2.Rxc3#
- 1...axb3
- 2.Qb5#
- 1...f3
- 2.Sf4#
- 2.Qb5#
- 1...Ra5
- 2.Sxf4#
- 1...Ra6
- 2.Sxf4#
- 2.Sc5#
- 2.Qb5#
- 1...Rb8
- 2.Sxf4#
- 2.Sc5#
- 2.Qxd6#
- 1...Rc8
- 2.Sxf4#
- 2.Qxd6#
- 1...Bg2
- 2.Sxf4#
- 2.Sc5#
- 2.Qb5#
- 1...Bf2
- 2.Sxf4#
- 2.Qb5#
- 1...Bg3
- 2.Sc5#
- 2.Qb5#
- 2.Qxd6#
- 1...Sb2
- 2.Sxf4#
- 2.Sc5#
- 2.Qxd6#
- 1...Se3
- 2.Sxf4#
- 2.Sc5#
- 1...Rxc1!
- threat
- 1.Qh3+?
- 1...Bxh3
- 2.Be2#
- 1...Bg3
- 2.Qxf1#
- 1...f3
- 2.Qxf1#
- 1...Se3!
- 1...Bxh3
- 1.Qb5+?
- 1...Sc4
- 2.Qxc4#
- 2.Qf5#
- 1...Sxb5!
- 1...Sc4
- 1.Qf5+?
- 1...Se4
- 2.Qxe4#
- 2.Qb5#
- 1...Sxf5!
- 1...Se4
- 1.Sc2?
- Keys
- 1.Se2!
- threat
- 2.Sxf4#
- 2.Qb5#
- 2.Qf5#
- 2.Qxd6#
- 1...Rxc1
- 2.Qf5#
- 1...Rxd8
- 2.Sxf4#
- 1...Bxe2
- 2.Qb5#
- 2.Qf5#
- 2.Qxd6#
- 1...Bxe1
- 2.Qxd6#
- 1...Bxg5
- 2.Qf5#
- 1...Sxc3
- 2.Rxc3#
- 1...axb3
- 2.Qb5#
- 1...f3
- 2.Sf4#
- 2.Qb5#
- 1...Ra5
- 2.Sxf4#
- 1...Ra6
- 2.Sxf4#
- 2.Qb5#
- 2.Qf5#
- 1...Rb8
- 2.Sxf4#
- 2.Qf5#
- 2.Qxd6#
- 1...Rc8
- 2.Sxf4#
- 2.Qf5#
- 2.Qxd6#
- 1...Bg2
- 2.Sxf4#
- 2.Qb5#
- 1...Bh3
- 2.Sxf4#
- 2.Qb5#
- 2.Qxd6#
- 1...Bf2
- 2.Sxf4#
- 2.Qb5#
- 2.Qf5#
- 1...Bg3
- 2.Qb5#
- 2.Qf5#
- 2.Qxd6#
- 1...Sb2
- 2.Sxf4#
- 2.Qf5#
- 2.Qxd6#
- 1...Sf2
- 2.Sxf4#
- 2.Qb5#
- 2.Qxd6#
- 1...Se3
- 2.Sxf4#
- threat
- 1.Se2!
This is a version
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 5
- Sets
- B(c);N_GUARD::B(H),XB(c)
- B(c);N_GUARD::B(H)
- S(h);N_GUARD::QAB(J)
- Tries
- Try
- S(F);P_PINS(h)
- Threat
- DUALS(4)
- Vars
- R(i);XR(K)::S(F)
- B(g);XB(B)::QAR(J),XS(h)
- B(g);XS(G)::QAB(J)
- P(e);XP(D)::QAB(J)
- P(f);::QAB(J)
- R(i);::S(F)
- S(b);::S(F)
- Refutation
- S(b);XP(E)
- Try
- S(F);P_PINS(h)
- Threat
- DUALS(4)
- Vars
- B(g);XB(B)::QAR(J),XS(h)
- B(g);XS(G)::QAB(J)
- S(b);OGATE,XP(E)::R1(A),XS(b)
- P(e);XP(D)::S(F)
- R(i);::S(F)
- Refutation
- P(f);
- Try
- S(F);P_PINS(h)
- Threat
- DUALS(4)
- Vars
- B(g);XB(B)::QAR(J),XS(h)
- B(g);XS(G)::S(F)
- S(b);OGATE,XP(E)::R1(A),XS(b)
- P(e);XP(D)::QAB(J)
- R(i);::S(F),XP(f)
- Refutation
- R(a);XR(A)
- Try
- Q(J);CHECK
- Vars
- B(c);XQ(J)::B(H)
- B(g);P_SPINB(g)::QAB(J),XB(c)
- P(f);P_SPINP(f)::QAB(J),XB(c)
- Refutation
- S(b);P_SPINS(b)
- Try
- Q(J);CHECK
- Refutation
- S(h);XQ(J)
- Try
- Q(J);CHECK
- Refutation
- S(h);XQ(J)
- Try
- Actual
- S(F);P_PINS(h)
- Threat
- DUALS(4)
- Vars
- R(a);XR(A)::QAB(J)
- R(i);XR(K)::S(F),XP(f)
- B(g);XB(B)::QAR(J),XS(h)
- B(g);XS(G)::QAB(J)
- S(b);OGATE,XP(E)::R1(A),XS(b)
- P(e);XP(D)::QAB(J)
- R(i);::S(F),XP(f)
- S(b);::S(F),XP(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).