MESON Chess Problem Database
Problem Display
PID: 180997 (8/4P3/4Q3/7p/2PrP3/N1pkr2R/K2p4/1R4NB w - - 0 1)
ten Cate, Pieter
1st Place, Verdonk MT, 1979
#2
10 + 6
| 102 | Probleemblad | 1979 |
SOLUTION
- SOUND
- Sets
- 1...Rf3
- 2.Rxf3#
- 1...Rg3
- 2.Rxg3#
- 1...Rxh3
- 2.Qxh3#
- 1...Rxc4
- 2.Qxc4#
- 1...Rxe4
- 2.Qxe4#
- 1...Rd5
- 2.Qxd5#
- 1...Rd6
- 2.Qxd6#
- 1...Rd7
- 2.Qxd7#
- 1...Rd8
- 2.exd8Q#
- 2.exd8R#
- 1...d1Q
- 2.Rxd1#
- 1...d1S
- 2.Rxd1#
- 1...d1B
- 2.Rxd1#
- 1...d1R
- 2.Rxd1#
- 1...c2
- 2.Rb3#
- 1...Rf3
- Tries
- 1.Ka1?
- 1...Rxh3
- 2.Qxh3#
- 1...Rxc4
- 2.Qxc4#
- 1...Rxe4
- 2.Qxe4#
- 1...Rf3
- 2.Rxf3#
- 1...Rg3
- 2.Rxg3#
- 1...Rd5
- 2.Qxd5#
- 1...Rd6
- 2.Qxd6#
- 1...Rd7
- 2.Qxd7#
- 1...Rd8
- 2.exd8Q#
- 2.exd8R#
- 1...d1Q
- 2.Rxd1#
- 1...d1S
- 2.Rxd1#
- 1...d1B
- 2.Rxd1#
- 1...d1R
- 2.Rxd1#
- 1...c2
- 2.Rb3#
- 1...h4!
- 1...Rxh3
- 1.Bf3?
- threat
- 2.Be2#
- 1...Rxf3
- 2.Rxf3#
- 1...Rxc4
- 2.Qxc4#
- 1...Re2
- 2.Bxe2#
- 1...Rd5
- 2.Qxd5#
- 1...Rd6
- 2.Qxd6#
- 1...Rd7
- 2.Qxd7#
- 1...Rd8
- 2.exd8Q#
- 2.exd8R#
- 1...d1Q
- 2.Rxd1#
- 1...d1S
- 2.Rxd1#
- 1...d1B
- 2.Rxd1#
- 1...d1R
- 2.Rxd1#
- 1...c2
- 2.Rb3#
- 1...Rdxe4!
- threat
- 1.e8Q?
- 1...Rxh3
- 2.Qxh3#
- 1...Rxc4
- 2.Qxc4#
- 1...Rxe4
- 2.Qxe4#
- 1...Rf3
- 2.Rxf3#
- 1...Rg3
- 2.Rxg3#
- 1...Rd5
- 2.Qxd5#
- 1...Rd6
- 2.Qxd6#
- 1...Rd7
- 2.Q6xd7#
- 2.Q8xd7#
- 1...Rd8
- 2.Qxd8#
- 1...d1Q
- 2.Rxd1#
- 1...d1S
- 2.Rxd1#
- 1...d1B
- 2.Rxd1#
- 1...d1R
- 2.Rxd1#
- 1...c2
- 2.Rb3#
- 1...h4!
- 1...Rxh3
- 1.e8R?
- 1...Rxh3
- 2.Qxh3#
- 1...Rxc4
- 2.Qxc4#
- 1...Rxe4
- 2.Qxe4#
- 1...Rf3
- 2.Rxf3#
- 1...Rg3
- 2.Rxg3#
- 1...Rd5
- 2.Qxd5#
- 1...Rd6
- 2.Qxd6#
- 1...Rd7
- 2.Qxd7#
- 1...Rd8
- 2.Rxd8#
- 1...d1Q
- 2.Rxd1#
- 1...d1S
- 2.Rxd1#
- 1...d1B
- 2.Rxd1#
- 1...d1R
- 2.Rxd1#
- 1...c2
- 2.Rb3#
- 1...h4!
- 1...Rxh3
- 1.Ka1?
- Keys
- 1.Bg2!
- threat
- 2.Bf1#
- 1...Rxh3
- 2.Qxh3#
- 1...Rxc4
- 2.Qxc4#
- 1...Rxe4
- 2.Qxe4#
- 1...Rf3
- 2.Rxf3#
- 1...Rg3
- 2.Rxg3#
- 1...Rd5
- 2.Qxd5#
- 1...Rd6
- 2.Qxd6#
- 1...Rd7
- 2.Qxd7#
- 1...Rd8
- 2.exd8Q#
- 2.exd8R#
- 1...d1Q
- 2.Rxd1#
- 1...d1S
- 2.Rxd1#
- 1...d1B
- 2.Rxd1#
- 1...d1R
- 2.Rxd1#
- 1...c2
- 2.Rb3#
- threat
- 1.Bg2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(d);OGATEB::R(F),XR(d)
- R(d);N_SPINR(d),OGATE,XR(F)::QAR(I),XR(d)
- R(e);OGATE,XP(G)::QAB1(I),XR(e)
- R(e);OGATE,XP(H)::QAB1(I),XR(e)
- R(e);OGATEB::QAR2(I),XR(e)
- R(e);OGATEB::QAR(I),XR(e)
- R(e);OGATE::PXR(e)=Q
- P(a);OGATEB::R(A),XQ(a)
- P(a);OGATEB::R(A),XS(a)
- P(a);OGATEB::R(A),XB(a)
- P(a);OGATEB::R(A),XR(a)
- P(b);OGATEB::R(A)
- Tries
- Try
- K(D);P-FLIGHT
- Vars
- R(d);N_SPINR(d),OGATE,XR(F)::QAR(I),XR(d)
- R(e);OGATE,XP(G)::QAB1(I),XR(e)
- R(e);OGATE,XP(H)::QAB1(I),XR(e)
- R(d);OGATEB::R(F),XR(d)
- R(e);OGATEB::QAR2(I),XR(e)
- R(e);OGATEB::QAR(I),XR(e)
- R(e);OGATE::PXR(e)=Q
- P(a);OGATEB,P_PINR(A)::R(A),XQ(a)
- P(a);OGATEB::R(A),XS(a)
- P(a);OGATEB::R(A),XB(a)
- P(a);OGATEB,P_PINR(A)::R(A),XR(a)
- P(b);OGATEB::R(A)
- Refutation
- P(f);
- Try
- B(C);N_PINR(d)
- Threat
- B(C)
- Vars
- R(d);OGATE,P_SPINR(d),XB(C)::R(F),XR(d)
- R(e);OGATE,XP(G)::QAB1(I),XR(e)
- R(d);::R(F)+B(C),DCHECK,XR(d)
- R(e);OGATEB::QAR2(I),XR(e)
- R(e);OGATEB::QAR(I),XR(e)
- R(e);OGATE::PXR(e)=Q
- P(a);OGATEB::R(A),XQ(a)
- P(a);OGATEB::R(A),XS(a)
- P(a);OGATEB::R(A),XB(a)
- P(a);OGATEB::R(A),XR(a)
- P(b);OGATEB::R(A)
- Refutation
- R(e);XP(H)
- Try
- P(J);
- Vars
- R(d);N_SPINR(d),OGATE,XR(F)::QAR(I),XR(d)
- R(e);OGATE,XP(G)::QAB1(I),XR(e)
- R(e);OGATE,XP(H)::QAB1(I),XR(e)
- R(d);OGATEB::R(F),XR(d)
- R(e);OGATEB::QAR2(I),XR(e)
- R(e);OGATEB::QAR(I),XR(e)
- R(e);OGATEB::QAR(J),XR(e)
- P(a);OGATEB::R(A),XQ(a)
- P(a);OGATEB::R(A),XS(a)
- P(a);OGATEB::R(A),XB(a)
- P(a);OGATEB::R(A),XR(a)
- P(b);OGATEB::R(A)
- Refutation
- P(f);
- Try
- P(J);
- Vars
- R(d);N_SPINR(d),OGATE,XR(F)::QAR(I),XR(d)
- R(e);OGATE,XP(G)::QAB1(I),XR(e)
- R(e);OGATE,XP(H)::QAB1(I),XR(e)
- R(d);OGATEB::R(F),XR(d)
- R(e);OGATEB::QAR2(I),XR(e)
- R(e);OGATEB::QAR(I),XR(e)
- R(e);OGATEB::R(J),XR(e)
- P(a);OGATEB::R(A),XQ(a)
- P(a);OGATEB::R(A),XS(a)
- P(a);OGATEB::R(A),XB(a)
- P(a);OGATEB::R(A),XR(a)
- P(b);OGATEB::R(A)
- Refutation
- P(f);
- Try
- Actual
- B(C);
- Threat
- B(C)
- Vars
- R(d);N_SPINR(d),OGATE,XR(F)::QAR(I),XR(d)
- R(e);OGATE,XP(G)::QAB1(I),XR(e)
- R(e);OGATE,XP(H)::QAB1(I),XR(e)
- R(d);OGATEB::R(F),XR(d)
- R(e);OGATEB::QAR2(I),XR(e)
- R(e);OGATEB::QAR(I),XR(e)
- R(e);OGATE::PXR(e)=Q
- P(a);OGATEB::R(A),XQ(a)
- P(a);OGATEB::R(A),XS(a)
- P(a);OGATEB::R(A),XB(a)
- P(a);OGATEB::R(A),XR(a)
- P(b);OGATEB::R(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).