MESON Chess Problem Database
Problem Display
PID: 24061 (1n3b2/rP3B2/1R1PKQ2/2p1pp1p/2k2p2/1p3p1q/3Rrn2/BN6 w - - 0 1)
Haring, Jacobus
1st HM., Heinonen (E)-50 JT, 1973
#2
9 + 14
| 102 | Probleemblad | 1974 |
SOLUTION
- SOUND
- Sets
- 1...Qf1
- 2.Kxf5#
- 1...Qg2
- 2.Kxf5#
- 1...Qh1
- 2.Kxf5#
- 1...Qh2
- 2.Kxf5#
- 1...Qg3
- 2.Kxf5#
- 1...Qh4
- 2.Kxf5#
- 1...Ra3
- 2.Sxa3#
- 1...Rxb7
- 2.Sa3#
- 1...Bxd6
- 2.Kxd6#
- 1...Bh6
- 2.Ke7#
- 1...Be7
- 2.Kxe7#
- 1...Bg7
- 2.Ke7#
- 1...Se4
- 2.Kxe5#
- 1...Sg4
- 2.Kxf5#
- 1...Sa6
- 2.Kd7#
- 2.Sa3#
- 1...Sc6
- 2.Kd7#
- 1...Sd7
- 2.Kxd7#
- 1...e4
- 2.Ke5#
- 2.Qc3#
- 1...Qf1
- Tries
- 1.Qh4?
- threat
- 2.Kf6#
- 1...Qxh4
- 2.Kxf5#
- 1...Rxb7
- 2.Sa3#
- 1...Be7
- 2.Kxe7#
- 1...Bg7
- 2.Ke7#
- 1...Se4
- 2.Kxe5#
- 1...Sg4
- 2.Kxf5#
- 1...Sd7
- 2.Kxd7#
- 1...Rxd2!
- threat
- 1.Qg5?
- threat
- 2.Kf6#
- 1...Rxb7
- 2.Sa3#
- 1...Be7
- 2.Kxe7#
- 1...Bg7
- 2.Ke7#
- 1...Se4
- 2.Kxe5#
- 1...Sg4
- 2.Kxf5#
- 1...Sd7
- 2.Kxd7#
- 1...Rxd2!
- threat
- 1.Qg7?
- threat
- 2.Kf6#
- 1...Rxb7
- 2.Sa3#
- 1...Bxg7
- 2.Ke7#
- 1...Qh4
- 2.Kxf5#
- 1...Be7
- 2.Kxe7#
- 1...Se4
- 2.Kxe5#
- 1...Sg4
- 2.Kxf5#
- 1...Sd7
- 2.Kxd7#
- 1...Rxd2!
- threat
- 1.Qd8?
- threat
- 2.Kf6#
- 1...Rxb7
- 2.Sa3#
- 1...Qh4
- 2.Kxf5#
- 1...Be7
- 2.Kxe7#
- 1...Bg7
- 2.Ke7#
- 1...Se4
- 2.Kxe5#
- 1...Sg4
- 2.Kxf5#
- 1...Sd7
- 2.Kxd7#
- 1...Rxd2!
- threat
- 1.Qh8?
- threat
- 2.Kf6#
- 1...Rxb7
- 2.Sa3#
- 1...Qh4
- 2.Kxf5#
- 1...Be7
- 2.Kxe7#
- 1...Bg7
- 2.Ke7#
- 1...Se4
- 2.Kxe5#
- 1...Sg4
- 2.Kxf5#
- 1...Sd7
- 2.Kxd7#
- 1...Rxd2!
- threat
- 1.Qxf5?
- threat
- 2.Kf6#
- 1...Qxf5+
- 2.Kxf5#
- 1...Rxd2
- 2.Sxd2#
- 1...Rxb7
- 2.Sa3#
- 1...Be7
- 2.Kxe7#
- 1...Bg7
- 2.Ke7#
- 1...Se4
- 2.Kxe5#
- 1...Sg4
- 2.Qd3#
- 1...Sd7
- 2.Kxd7#
- 1...Qh4!
- threat
- 1.Qg6?
- threat
- 2.Kf6#
- 1...Rxb7
- 2.Sa3#
- 1...Qh4
- 2.Kxf5#
- 1...Be7
- 2.Kxe7#
- 1...Bg7
- 2.Ke7#
- 1...Se4
- 2.Kxe5#
- 1...Sg4
- 2.Kxf5#
- 1...Sd7
- 2.Kxd7#
- 1...Rxd2!
- threat
- 1.Qh6?
- threat
- 2.Kf6#
- 1...Rxb7
- 2.Sa3#
- 1...Qh4
- 2.Kxf5#
- 1...Be7
- 2.Kxe7#
- 1...Bg7
- 2.Ke7#
- 1...Se4
- 2.Kxe5#
- 1...Sg4
- 2.Kxf5#
- 1...Sd7
- 2.Kxd7#
- 1...Rxd2!
- threat
- 1.Qh4?
- Keys
- 1.Qxe5!
- threat
- 2.Kf6#
- 1...Rxe5+
- 2.Kxe5#
- 1...Rxd2
- 2.Qc3#
- 1...Rxb7
- 2.Sa3#
- 1...Qh4
- 2.Kxf5#
- 1...Be7
- 2.Kxe7#
- 1...Bg7
- 2.Ke7#
- 1...Se4
- 2.Qd5#
- 1...Sg4
- 2.Kxf5#
- 1...Sd7
- 2.Kxd7#
- threat
- 1.Qxe5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 9
- Sets
- Q(e);::B(I)+K(F),XP(j)
- R(l);N_GUARD::S(B),XR(l)
- R(l);N_GUARD,XP(H)::S(B)
- B(n);XP(E)::B(I)+K(F),XB(n)
- B(n);::B(I)+K(F)
- B(n);::B(I)+K(F),XB(n)
- S(b);::B(I)+K(F),XP(i)
- S(b);::B(I)+K(F),XP(j)
- S(m);::B(I)+K(F)
- S(m);::B(I)+K(F),XS(m)
- Tries
- Try
- Q(G);P_PINP(g)
- Threat
- B(I)+K(F)
- Vars
- Q(e);N_SPINP(g),XQ(G)::B(I)+K(F),XP(j)
- R(l);N_GUARD,XP(H)::S(B)
- B(n);::B(I)+K(F),XB(n)
- B(n);::B(I)+K(F)
- S(b);N_SPINP(g)::B(I)+K(F),XP(i)
- S(b);N_SPINP(g)::B(I)+K(F),XP(j)
- S(m);::B(I)+K(F),XS(m)
- Refutation
- R(a);XR(C)
- Try
- Q(G);
- Threat
- B(I)+K(F)
- Vars
- R(l);N_GUARD,XP(H)::S(B)
- B(n);::B(I)+K(F),XB(n)
- B(n);::B(I)+K(F)
- S(b);::B(I)+K(F),XP(i)
- S(b);::B(I)+K(F),XP(j)
- S(m);::B(I)+K(F),XS(m)
- Refutation
- R(a);XR(C)
- Try
- Q(G);
- Threat
- B(I)+K(F)
- Vars
- R(l);N_GUARD,XP(H)::S(B)
- B(n);XQ(G)::B(I)+K(F)
- Q(e);::B(I)+K(F),XP(j)
- B(n);::B(I)+K(F),XB(n)
- S(b);::B(I)+K(F),XP(i)
- S(b);::B(I)+K(F),XP(j)
- S(m);::B(I)+K(F),XS(m)
- Refutation
- R(a);XR(C)
- Try
- Q(G);
- Threat
- B(I)+K(F)
- Vars
- R(l);N_GUARD,XP(H)::S(B)
- Q(e);::B(I)+K(F),XP(j)
- B(n);::B(I)+K(F),XB(n)
- B(n);::B(I)+K(F)
- S(b);::B(I)+K(F),XP(i)
- S(b);::B(I)+K(F),XP(j)
- S(m);::B(I)+K(F),XS(m)
- Refutation
- R(a);XR(C)
- Try
- Q(G);
- Threat
- B(I)+K(F)
- Vars
- R(l);N_GUARD,XP(H)::S(B)
- Q(e);::B(I)+K(F),XP(j)
- B(n);::B(I)+K(F),XB(n)
- B(n);::B(I)+K(F)
- S(b);::B(I)+K(F),XP(i)
- S(b);::B(I)+K(F),XP(j)
- S(m);::B(I)+K(F),XS(m)
- Refutation
- R(a);XR(C)
- Try
- Q(G);P_SPINQ(G),XP(j)
- Threat
- B(I)+K(F)
- Vars
- Q(e);CHECK,XQ(G)::B(I)+K(F),XQ(e)
- R(a);XR(C)::S(B),XR(a)
- R(l);N_GUARD,XP(H)::S(B)
- B(n);::B(I)+K(F),XB(n)
- B(n);::B(I)+K(F)
- S(b);::B(I)+K(F),XP(i)
- S(b);N_PINQ(G)::QAB1(G)
- S(m);::B(I)+K(F),XS(m)
- Refutation
- Q(e);N_PINQ(G)
- Try
- Q(G);
- Threat
- B(I)+K(F)
- Vars
- R(l);N_GUARD,XP(H)::S(B)
- Q(e);::B(I)+K(F),XP(j)
- B(n);::B(I)+K(F),XB(n)
- B(n);::B(I)+K(F)
- S(b);::B(I)+K(F),XP(i)
- S(b);::B(I)+K(F),XP(j)
- S(m);::B(I)+K(F),XS(m)
- Refutation
- R(a);XR(C)
- Try
- Q(G);
- Threat
- B(I)+K(F)
- Vars
- R(l);N_GUARD,XP(H)::S(B)
- Q(e);::B(I)+K(F),XP(j)
- B(n);::B(I)+K(F),XB(n)
- B(n);::B(I)+K(F)
- S(b);::B(I)+K(F),XP(i)
- S(b);::B(I)+K(F),XP(j)
- S(m);::B(I)+K(F),XS(m)
- Refutation
- R(a);XR(C)
- Try
- Actual
- Q(G);P_SPINQ(G),XP(i)
- Threat
- B(I)+K(F)
- Vars
- R(a);CHECK,XQ(G)::B(I)+K(F),XR(a)
- R(a);N_PINQ(G),XR(C)::QAR1(G)
- R(l);N_GUARD,XP(H)::S(B)
- Q(e);::B(I)+K(F),XP(j)
- B(n);::B(I)+K(F),XB(n)
- B(n);::B(I)+K(F)
- S(b);N_PINQ(G)::QAB1(G)
- S(b);::B(I)+K(F),XP(j)
- S(m);::B(I)+K(F),XS(m)
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).