MESON Chess Problem Database
Problem Display
PID: 187237 (2R5/3PK3/rp1B2p1/1pNk2n1/NR1pp3/2b4Q/1pr2p2/1B3b2 w - - 0 1)
Anonymous
12. Kwik-Toernooi, 1979
#2
9 + 13
| 102 | Probleemblad | 1979 |
SOLUTION
- SOUND
- Sets
- 1...Re2
- 2.Ba2#
- 1...Ra5
- 2.Sxb6#
- 1...Ra7
- 2.Sxb6#
- 1...Ra8
- 2.Sxb6#
- 1...Bg2
- 2.Ba2#
- 1...Bxh3
- 2.Ba2#
- 1...Sf3
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sf7
- 2.Qe6#
- 1...Sh7
- 2.Qe6#
- 1...d3
- 2.Ba2#
- 1...bxc5
- 2.Rxc5#
- 1...Re2
- Tries
- 1.Bh2?
- threat
- 2.d8Q#
- 2.d8R#
- 1...Rxa4
- 2.d8Q#
- 2.d8R#
- 1...Bxh3
- 2.Ba2#
- 1...Sxh3
- 2.d8Q#
- 2.d8R#
- 1...bxa4
- 2.d8Q#
- 2.d8R#
- 1...bxc5
- 2.Rxc5#
- 1...Rc1
- 2.d8Q#
- 2.d8R#
- 1...Rd2
- 2.d8Q#
- 2.d8R#
- 1...Re2
- 2.Ba2#
- 2.d8Q#
- 2.d8R#
- 1...Ra5
- 2.Sxb6#
- 2.d8Q#
- 2.d8R#
- 1...Ra7
- 2.Sxb6#
- 1...Ra8
- 2.Sxb6#
- 2.d8Q#
- 2.d8R#
- 1...Be2
- 2.d8Q#
- 2.d8R#
- 1...Bg2
- 2.Ba2#
- 2.d8Q#
- 2.d8R#
- 1...Bd3
- 2.d8Q#
- 2.d8R#
- 1...Bc4
- 2.d8Q#
- 2.d8R#
- 1...Be1
- 2.d8Q#
- 2.d8R#
- 1...Bd2
- 2.d8Q#
- 2.d8R#
- 1...Sf3
- 2.Qe6#
- 2.d8Q#
- 2.d8R#
- 1...Se6
- 2.Qxe6#
- 1...Sf7
- 2.Qe6#
- 1...Sh7
- 2.Qe6#
- 2.d8Q#
- 2.d8R#
- 1...d3
- 2.Ba2#
- 2.d8Q#
- 2.d8R#
- 1...e3
- 2.d8Q#
- 2.d8R#
- 1...Bxb4!
- threat
- 1.Bg3?
- threat
- 2.d8Q#
- 2.d8R#
- 1...Rxa4
- 2.d8Q#
- 2.d8R#
- 1...Bxh3
- 2.Ba2#
- 1...Sxh3
- 2.d8Q#
- 2.d8R#
- 1...bxa4
- 2.d8Q#
- 2.d8R#
- 1...bxc5
- 2.Rxc5#
- 1...Rc1
- 2.d8Q#
- 2.d8R#
- 1...Rd2
- 2.d8Q#
- 2.d8R#
- 1...Re2
- 2.Ba2#
- 2.d8Q#
- 2.d8R#
- 1...Ra5
- 2.Sxb6#
- 2.d8Q#
- 2.d8R#
- 1...Ra7
- 2.Sxb6#
- 1...Ra8
- 2.Sxb6#
- 2.d8Q#
- 2.d8R#
- 1...Be2
- 2.d8Q#
- 2.d8R#
- 1...Bg2
- 2.Ba2#
- 2.d8Q#
- 2.d8R#
- 1...Bd3
- 2.d8Q#
- 2.d8R#
- 1...Bc4
- 2.d8Q#
- 2.d8R#
- 1...Be1
- 2.d8Q#
- 2.d8R#
- 1...Bd2
- 2.d8Q#
- 2.d8R#
- 1...Sf3
- 2.Qe6#
- 2.d8Q#
- 2.d8R#
- 1...Se6
- 2.Qxe6#
- 1...Sf7
- 2.Qe6#
- 1...Sh7
- 2.Qe6#
- 2.d8Q#
- 2.d8R#
- 1...d3
- 2.Ba2#
- 2.d8Q#
- 2.d8R#
- 1...e3
- 2.d8Q#
- 2.d8R#
- 1...Bxb4!
- threat
- 1.Bf4?
- threat
- 2.d8Q#
- 2.d8R#
- 1...Rxa4
- 2.d8Q#
- 2.d8R#
- 1...Bxh3
- 2.Ba2#
- 1...Sxh3
- 2.d8Q#
- 2.d8R#
- 1...bxa4
- 2.d8Q#
- 2.d8R#
- 1...bxc5
- 2.Rxc5#
- 1...Rc1
- 2.d8Q#
- 2.d8R#
- 1...Rd2
- 2.d8Q#
- 2.d8R#
- 1...Re2
- 2.Ba2#
- 2.d8Q#
- 2.d8R#
- 1...Ra5
- 2.Sxb6#
- 2.d8Q#
- 2.d8R#
- 1...Ra7
- 2.Sxb6#
- 1...Ra8
- 2.Sxb6#
- 2.d8Q#
- 2.d8R#
- 1...Be2
- 2.d8Q#
- 2.d8R#
- 1...Bg2
- 2.Ba2#
- 2.d8Q#
- 2.d8R#
- 1...Bd3
- 2.d8Q#
- 2.d8R#
- 1...Bc4
- 2.d8Q#
- 2.d8R#
- 1...Be1
- 2.d8Q#
- 2.d8R#
- 1...Bd2
- 2.d8Q#
- 2.d8R#
- 1...Sf3
- 2.Qe6#
- 2.d8Q#
- 2.d8R#
- 1...Se6
- 2.Qxe6#
- 1...Sf7
- 2.Qe6#
- 1...Sh7
- 2.Qe6#
- 2.d8Q#
- 2.d8R#
- 1...d3
- 2.Ba2#
- 2.d8Q#
- 2.d8R#
- 1...e3
- 2.d8Q#
- 2.d8R#
- 1...Bxb4!
- threat
- 1.Bb8?
- threat
- 2.d8Q#
- 2.d8R#
- 1...Rxa4
- 2.d8Q#
- 2.d8R#
- 1...Bxh3
- 2.Ba2#
- 1...Sxh3
- 2.d8Q#
- 2.d8R#
- 1...bxa4
- 2.d8Q#
- 2.d8R#
- 1...bxc5
- 2.Rxc5#
- 1...Rc1
- 2.d8Q#
- 2.d8R#
- 1...Rd2
- 2.d8Q#
- 2.d8R#
- 1...Re2
- 2.Ba2#
- 2.d8Q#
- 2.d8R#
- 1...Ra5
- 2.Sxb6#
- 2.d8Q#
- 2.d8R#
- 1...Ra7
- 2.Sxb6#
- 1...Ra8
- 2.Sxb6#
- 2.d8Q#
- 2.d8R#
- 1...Be2
- 2.d8Q#
- 2.d8R#
- 1...Bg2
- 2.Ba2#
- 2.d8Q#
- 2.d8R#
- 1...Bd3
- 2.d8Q#
- 2.d8R#
- 1...Bc4
- 2.d8Q#
- 2.d8R#
- 1...Be1
- 2.d8Q#
- 2.d8R#
- 1...Bd2
- 2.d8Q#
- 2.d8R#
- 1...Sf3
- 2.Qe6#
- 2.d8Q#
- 2.d8R#
- 1...Se6
- 2.Qxe6#
- 1...Sf7
- 2.Qe6#
- 1...Sh7
- 2.Qe6#
- 2.d8Q#
- 2.d8R#
- 1...d3
- 2.Ba2#
- 2.d8Q#
- 2.d8R#
- 1...e3
- 2.d8Q#
- 2.d8R#
- 1...Bxb4!
- threat
- 1.Bh2?
- Keys
- 1.Sxe4!
- threat
- 2.Sf6#
- 1...Kxe4
- 2.Sxc3#
- 1...Sxe4
- 2.Qe6#
- 1...Re2
- 2.Rxb5#
- 1...Sh7
- 2.Qe6#
- 1...d3
- 2.Ba2#
- threat
- 1.Sxe4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 9
- Sets
- R(c);S_CUTB(a)::B(A)
- R(k);N_GUARD::S(C),XP(l)
- R(k);N_GUARD,P_PINP(G)::S(C),XP(l)
- B(a);N_GUARD::B(A)
- B(a);N_GUARD,XQ(B)::B(A)
- S(j);N_GUARD::QAB1(B)
- S(j);N_GUARD::QAB1(B),XS(j)
- P(f);S_CUTB(a)::B(A)
- P(l);OGATE,XS(E)::R1(I),XP(l)
- Tries
- Try
- B(F);
- Threat
- P=Q
- Vars
- R(k);XS(C)::P=Q
- B(a);N_GUARD,XQ(B)::B(A)
- S(j);XQ(B)::P=Q
- P(h);XS(C)::P=Q
- P(l);OGATE,XS(E)::R1(I),XP(l)
- R(c);::P=Q
- R(k);N_GUARD,P_PINP(G)::S(C),XP(l)
- B(a);::P=Q
- B(e);::P=Q
- S(j);N_GUARD::QAB1(B),XS(j)
- S(j);N_GUARD::QAB1(B)
- P(g);::P=Q
- Refutation
- B(e);P_PINS(E),XR(D)
- Try
- B(F);
- Threat
- P=Q
- Vars
- R(k);XS(C)::P=Q
- B(a);N_GUARD,XQ(B)::B(A)
- S(j);XQ(B)::P=Q
- P(h);XS(C)::P=Q
- P(l);OGATE,XS(E)::R1(I),XP(l)
- R(c);::P=Q
- R(k);N_GUARD,P_PINP(G)::S(C),XP(l)
- B(a);::P=Q
- B(e);::P=Q
- S(j);N_GUARD::QAB1(B),XS(j)
- S(j);N_GUARD::QAB1(B)
- P(g);::P=Q
- Refutation
- B(e);P_PINS(E),XR(D)
- Try
- B(F);
- Threat
- P=Q
- Vars
- R(k);XS(C)::P=Q
- B(a);N_GUARD,XQ(B)::B(A)
- S(j);XQ(B)::P=Q
- P(h);XS(C)::P=Q
- P(l);OGATE,XS(E)::R1(I),XP(l)
- R(c);::P=Q
- R(k);N_GUARD,P_PINP(G)::S(C),XP(l)
- B(a);::P=Q
- B(e);::P=Q
- S(j);N_GUARD::QAB1(B),XS(j)
- S(j);N_GUARD::QAB1(B)
- P(g);::P=Q
- Refutation
- B(e);P_PINS(E),XR(D)
- Try
- B(F);
- Threat
- P=Q
- Vars
- R(k);XS(C)::P=Q
- B(a);N_GUARD,XQ(B)::B(A)
- S(j);XQ(B)::P=Q
- P(h);XS(C)::P=Q
- P(l);OGATE,XS(E)::R1(I),XP(l)
- R(c);::P=Q
- R(k);N_GUARD,P_PINP(G)::S(C),XP(l)
- B(a);::P=Q
- B(e);::P=Q
- S(j);N_GUARD::QAB1(B),XS(j)
- S(j);N_GUARD::QAB1(B)
- P(g);::P=Q
- Refutation
- B(e);P_PINS(E),XR(D)
- Try
- Actual
- S(E);XP(g)
- Threat
- S(E)
- Vars
- K(i);P_SPINP(f),P_SPINR(c),S_FLIGHT,XS(E)::S(C),XB(e)
- S(j);N_GUARD,XS(E)::QAB1(B)
- R(c);P_PINS(E),S_CUTB(a)::R(D),XP(h)
- S(j);N_GUARD::QAB1(B)
- P(f);S_CUTB(a)::B(A)
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).