MESON Chess Problem Database
Problem Display
PID: 108535 (8/pQR5/pq3PK1/p7/p7/P1BN4/2R4p/Nk6 w - - 0 1)
Kapros, Jorge Marcelo
Il Duale, 1979
#2
9 + 7
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qb2
- 2.Qxb2#
- 1...Qb3
- 2.Qh1#
- 1...Qb4
- 2.Qh1#
- 1...Qb5
- 2.Qh1#
- 1...Qxb7
- 2.Rxb7#
- 1...Qb2
- Tries
- 1.Sf2?
- threat
- 2.Qh1#
- 1...Qxb7
- 2.Rxb7#
- 1...Qb2
- 2.Qxb2#
- 1...h1Q
- 2.Qxh1#
- 1...h1S
- 2.Qxh1#
- 1...h1B
- 2.Qxh1#
- 1...h1R
- 2.Qxh1#
- 1...Qb5!
- threat
- 1.Sc5?
- threat
- 2.Qh1#
- 1...Qxb7
- 2.Rxb7#
- 1...Qb2
- 2.Qxb2#
- 1...h1Q
- 2.Qxh1#
- 1...h1S
- 2.Qxh1#
- 1...h1B
- 2.Qxh1#
- 1...h1R
- 2.Qxh1#
- 1...Qb5!
- threat
- 1.Bd4?
- threat
- 2.Qh1#
- 1...Qxb7
- 2.Rxb7#
- 1...Qb2
- 2.Qxb2#
- 1...h1Q
- 2.Qxh1#
- 1...h1S
- 2.Qxh1#
- 1...h1B
- 2.Qxh1#
- 1...h1R
- 2.Qxh1#
- 1...Qb4!
- threat
- 1.Rb2+?
- 1...Qxb2
- 2.Qxb2#
- 1...Kxa1!
- 1...Qxb2
- 1.Rf2?
- threat
- 2.Qh1#
- 1...Qxb7
- 2.Rxb7#
- 1...Qb2
- 2.Qxb2#
- 1...h1Q
- 2.Qxh1#
- 1...h1S
- 2.Qxh1#
- 1...h1B
- 2.Qxh1#
- 1...h1R
- 2.Qxh1#
- 1...Qb3!
- threat
- 1.Rxh2?
- 1...Qxb7
- 2.Rxb7#
- 1...Qb2
- 2.Qxb2#
- 1...Qb4
- 2.Qh1#
- 1...Qb5
- 2.Qh1#
- 1...Qb3!
- 1...Qxb7
- 1.Rc5?
- threat
- 2.Qh1#
- 1...Qb2
- 2.Qxb2#
- 1...h1Q
- 2.Qxh1#
- 1...h1S
- 2.Qxh1#
- 1...h1B
- 2.Qxh1#
- 1...h1R
- 2.Qxh1#
- 1...Qxb7!
- threat
- 1.Sf2?
- Keys
- 1.Rh7!
- 1...Qxb7
- 2.Rxb7#
- 1...Qb2
- 2.Qxb2#
- 1...h1Q
- 2.Rxh1#
- 1...h1S
- 2.Rxh1#
- 1...h1B
- 2.Rxh1#
- 1...h1R
- 2.Rxh1#
- 1...Qb3
- 2.Qh1#
- 1...Qb4
- 2.Qh1#
- 1...Qb5
- 2.Qh1#
- 1...Qxb7
- 1.Rh7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- Q(f);N_PINP(F),OGATE::QAR1(H),XQ(f)
- Q(f);N_GUARD,N_PINP(F)::QAR(H)
- Q(f);N_PINP(F),N_SPINQ(f),OGATE,XQ(H)::R(I),XQ(f)
- Tries
- Try
- S(E);
- Threat
- QAR(H)
- Vars
- Q(f);N_PINP(F),N_SPINQ(f),OGATE,XQ(H)::R(I),XQ(f)
- Q(f);N_PINP(F),OGATE::QAR1(H),XQ(f)
- P(b);::QAR(H),XQ(b)
- P(b);::QAR(H),XS(b)
- P(b);::QAR(H),XB(b)
- P(b);::QAR(H),XR(b)
- Refutation
- Q(f);N_PINP(F)
- Try
- S(E);
- Threat
- QAR(H)
- Vars
- Q(f);N_PINP(F),N_SPINQ(f),OGATE,XQ(H)::R(I),XQ(f)
- Q(f);N_PINP(F),OGATE::QAR1(H),XQ(f)
- P(b);::QAR(H),XQ(b)
- P(b);::QAR(H),XS(b)
- P(b);::QAR(H),XB(b)
- P(b);::QAR(H),XR(b)
- Refutation
- Q(f);N_PINP(F)
- Try
- B(D);
- Threat
- QAR(H)
- Vars
- Q(f);N_PINP(F),N_SPINQ(f),OGATE,XQ(H)::R(I),XQ(f)
- Q(f);N_PINP(F),OGATE::QAR1(H),XQ(f)
- P(b);::QAR(H),XQ(b)
- P(b);::QAR(H),XS(b)
- P(b);::QAR(H),XB(b)
- P(b);::QAR(H),XR(b)
- Refutation
- Q(f);N_PINP(F)
- Try
- R(B);CHECK,N_PINQ(f)
- Vars
- Q(f);N_PINP(F),OGATE,P_SPINQ(f),XR(B)::QAR1(H),XQ(f)
- Refutation
- K(a);P-FLIGHT,XS(A)
- Try
- R(B);
- Threat
- QAR(H)
- Vars
- Q(f);N_PINP(F),N_SPINQ(f),OGATE,XQ(H)::R(I),XQ(f)
- Q(f);N_PINP(F),OGATE::QAR1(H),XQ(f)
- P(b);::QAR(H),XQ(b)
- P(b);::QAR(H),XS(b)
- P(b);::QAR(H),XB(b)
- P(b);::QAR(H),XR(b)
- Refutation
- Q(f);N_PINP(F)
- Try
- R(B);XP(b)
- Vars
- Q(f);N_PINP(F),N_SPINQ(f),OGATE,XQ(H)::R(I),XQ(f)
- Q(f);N_PINP(F),OGATE::QAR1(H),XQ(f)
- Q(f);N_GUARD,N_PINP(F)::QAR(H)
- Refutation
- Q(f);N_PINP(F)
- Try
- R(I);
- Threat
- QAR(H)
- Vars
- Q(f);N_PINP(F),OGATE::QAR1(H),XQ(f)
- P(b);::QAR(H),XQ(b)
- P(b);::QAR(H),XS(b)
- P(b);::QAR(H),XB(b)
- P(b);::QAR(H),XR(b)
- Refutation
- Q(f);N_PINP(F),N_SPINQ(f),XQ(H)
- Try
- Actual
- R(I);
- Vars
- Q(f);N_PINP(F),N_SPINQ(f),OGATE,XQ(H)::R(I),XQ(f)
- Q(f);N_PINP(F),OGATE::QAR1(H),XQ(f)
- P(b);OGATE::R(I),XQ(b)
- P(b);OGATE::R(I),XS(b)
- P(b);OGATE::R(I),XB(b)
- P(b);OGATE::R(I),XR(b)
- Q(f);N_GUARD,N_PINP(F)::QAR(H)
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).