MESON Chess Problem Database
Problem Display
PID: 102539 (b1N5/pkP1Nn2/prR5/P7/8/p7/P7/6QK w - - 0 1)
Wrobel, Marian
HM., L'Echiquier de Paris, 1930
#2
8 + 7
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Qxb1#
- 1...Rb2
- 2.Qxa7#
- 1...Rb3
- 2.Qxa7#
- 1...Rb4
- 2.Qxa7#
- 1...Rb5
- 2.Qxa7#
- 1...Rxc6
- 2.Qxa7#
- 1...Se5
- 2.Sd6#
- 1...Sg5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...Rb1
- Tries
- 1.Kg2?
- 1...Rxc6
- 2.Qxa7#
- 1...Rb1
- 2.Qxa7#
- 2.Qxb1#
- 1...Rb3
- 2.Qxa7#
- 1...Rb4
- 2.Qxa7#
- 1...Rb5
- 2.Qxa7#
- 1...Se5
- 2.Sd6#
- 1...Sg5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...Rb2+!
- 1...Rxc6
- 1.Kh2?
- 1...Rxc6
- 2.Qxa7#
- 1...Rb1
- 2.Qxa7#
- 2.Qxb1#
- 1...Rb3
- 2.Qxa7#
- 1...Rb4
- 2.Qxa7#
- 1...Rb5
- 2.Qxa7#
- 1...Se5
- 2.Sd6#
- 1...Sg5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...Rb2+!
- 1...Rxc6
- 1.Sxb6?
- threat
- 2.c8Q#
- 1...axb6
- 2.Qxb6#
- 1...Sd6!
- threat
- 1.Sxa7?
- threat
- 2.Qxb6#
- 1...Kxa7
- 2.Qxb6#
- 1...Rb1
- 2.c8Q#
- 1...Rb2
- 2.c8Q#
- 1...Rb3
- 2.c8Q#
- 1...Rb4
- 2.c8Q#
- 1...Rb5
- 2.c8Q#
- 1...Rxc6!
- threat
- 1.Rxb6+?
- 1...axb6
- 2.Qxb6#
- 1...Kxc7+!
- 1...axb6
- 1.Qf2?
- 1...Rxc6
- 2.Qxa7#
- 1...Se5
- 2.Sd6#
- 1...Rb2
- 2.Qxa7#
- 1...Rb3
- 2.Qxa7#
- 1...Rb4
- 2.Qxa7#
- 1...Rb5
- 2.Qxa7#
- 1...Sg5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...Rb1+!
- 1...Rxc6
- 1.Qe3?
- 1...Rxc6
- 2.Qxa7#
- 1...Se5
- 2.Sd6#
- 1...Rb2
- 2.Qxa7#
- 1...Rb3
- 2.Qxa7#
- 2.Qxb3#
- 1...Rb4
- 2.Qxa7#
- 1...Rb5
- 2.Qxa7#
- 1...Sg5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...Rb1+!
- 1...Rxc6
- 1.Qd4?
- 1...Rxc6
- 2.Qxa7#
- 1...Se5
- 2.Sd6#
- 1...Rb2
- 2.Qxa7#
- 1...Rb3
- 2.Qxa7#
- 1...Rb4
- 2.Qxa7#
- 2.Qxb4#
- 1...Rb5
- 2.Qxa7#
- 1...Sg5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...Rb1+!
- 1...Rxc6
- 1.Qc5?
- 1...Rxc6
- 2.Qxa7#
- 2.Qxc6#
- 1...Se5
- 2.Sd6#
- 1...Rb2
- 2.Qxa7#
- 1...Rb3
- 2.Qxa7#
- 1...Rb4
- 2.Qxb4#
- 2.Qxa7#
- 1...Rb5
- 2.Qxa7#
- 1...Sg5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...Rb1+!
- 1...Rxc6
- 1.axb6?
- 1...axb6
- 2.Qxb6#
- 1...Se5
- 2.Sd6#
- 1...Sg5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...a5!
- 1...axb6
- 1.Kg2?
- Keys
- 1.Qg2!
- 1...Rb1+
- 2.Rc1#
- 1...Rxc6
- 2.Qxc6#
- 1...Se5
- 2.Sd6#
- 1...Rb2
- 2.Rc2#
- 1...Rb3
- 2.Rc3#
- 1...Rb4
- 2.Rc4#
- 1...Rb5
- 2.Rc5#
- 1...Sg5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...Rb1+
- 1.Qg2!
This is a version of 102538
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 6
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(c);OGATEB,P_PINQ(A)::QAR(A),XR(c)
- R(c);OGATE::QAR1(A),XP(d)
- R(c);OGATE,XR(E)::QAR1(A),XP(d)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- Tries
- Try
- K(B);S_FLIGHT
- Vars
- R(c);OGATE,XR(E)::QAR1(A),XP(d)
- R(c);OGATE::QAR1(A),XP(d)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- R(c);CHECK
- Try
- K(B);P-FLIGHT
- Vars
- R(c);OGATE,XR(E)::QAR1(A),XP(d)
- R(c);OGATE::QAR1(A),XP(d)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- R(c);CHECK
- Try
- S(H);XR(c)
- Threat
- P=Q
- Vars
- P(d);OGATE,XS(H)::QAR1(A),XP(d)
- Refutation
- S(f);
- Try
- S(H);XP(d)
- Threat
- QAR1(A),XR(c)
- Vars
- K(e);P-FLIGHT,P_PINR(E),P_SPINR(c),XS(H)::QAB1(A),XR(c)
- R(c);P_PINQ(A)::P=Q
- R(c);::P=Q
- Refutation
- R(c);XR(E)
- Try
- R(E);CHECK,XR(c)
- Vars
- P(d);OGATE,XR(E)::QAR1(A),XP(d)
- Refutation
- K(e);CHECK,P-FLIGHT,XP(F)
- Try
- Q(A);
- Vars
- R(c);OGATE,XR(E)::QAR1(A),XP(d)
- S(f);N_GUARD::S(H)
- R(c);OGATE::QAR1(A),XP(d)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- R(c);CHECK
- Try
- Q(A);
- Vars
- R(c);OGATE,XR(E)::QAR1(A),XP(d)
- S(f);N_GUARD::S(H)
- R(c);OGATE::QAR1(A),XP(d)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- R(c);CHECK
- Try
- Q(A);
- Vars
- R(c);OGATE,XR(E)::QAR1(A),XP(d)
- S(f);N_GUARD::S(H)
- R(c);OGATE::QAR1(A),XP(d)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- R(c);CHECK
- Try
- Q(A);
- Vars
- S(f);N_GUARD::S(H)
- R(c);OGATE::QAR1(A),XP(d)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- R(c);CHECK
- Try
- P(D);XR(c)
- Vars
- P(d);OGATE,XP(D)::QAR1(A),XP(d)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- P(b);
- Try
- Actual
- Q(A);
- Vars
- R(c);CHECK,N_GUARD::QAB(A)+R(E)
- R(c);OGATE,P_SPINR(c),XR(E)::QAB1(A),XR(c)
- S(f);N_GUARD::S(H)
- R(c);N_GUARD::QAB(A)+R(E)
- S(f);N_GUARD::S(H),XS(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).