MESON Chess Problem Database
Problem Display
PID: 178733 (4Q3/1K3B2/1p2Np2/1p3k2/1Pp2P2/2P2P2/8/6q1 w - - 0 1)
Ingre, Bengt
Springaren, 1955
#2
8 + 6
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Qf2
- 2.Bg6#
- 1...Qh2
- 2.Bg6#
- 2.Qxb5#
- 1...Qe3
- 2.Bg6#
- 1...Qd4
- 2.Bg6#
- 1...Qc5
- 2.Bg6#
- 1...Qa1
- 2.Bg6#
- 2.Qxb5#
- 1...Qb1
- 2.Bg6#
- 2.Qxb5#
- 1...Qc1
- 2.Bg6#
- 2.Qxb5#
- 1...Qd1
- 2.Bg6#
- 1...Qe1
- 2.Bg6#
- 1...Qf1
- 2.Bg6#
- 2.Qxb5#
- 1...Qh1
- 2.Bg6#
- 2.Qxb5#
- 1...Qg2
- 2.Qxb5#
- 1...Qg3
- 2.Qxb5#
- 1...Qg4
- 2.Qxb5#
- 1...Qg5
- 2.Qxb5#
- 1...Qg6
- 2.Bxg6#
- 2.Qxb5#
- 1...Qg7
- 2.Qxb5#
- 1...Qg8
- 2.Qxb5#
- 1...Qf2
- Tries
- 1.Ka6?
- 1...Qf2
- 2.Bg6#
- 1...Qh2
- 2.Bg6#
- 2.Qxb5#
- 1...Qe3
- 2.Bg6#
- 1...Qd4
- 2.Bg6#
- 1...Qc5
- 2.Bg6#
- 1...Qb1
- 2.Bg6#
- 2.Qxb5#
- 1...Qc1
- 2.Bg6#
- 2.Qxb5#
- 1...Qd1
- 2.Bg6#
- 1...Qe1
- 2.Bg6#
- 1...Qf1
- 2.Bg6#
- 2.Qxb5#
- 1...Qh1
- 2.Bg6#
- 2.Qxb5#
- 1...Qg2
- 2.Qxb5#
- 1...Qg3
- 2.Qxb5#
- 1...Qg4
- 2.Qxb5#
- 1...Qg5
- 2.Qxb5#
- 1...Qg6
- 2.Bxg6#
- 2.Qxb5#
- 1...Qg7
- 2.Qxb5#
- 1...Qg8
- 2.Qxb5#
- 1...Qa1+!
- 1...Qf2
- 1.Ka7?
- 1...Qf2
- 2.Bg6#
- 1...Qh2
- 2.Bg6#
- 2.Qxb5#
- 1...Qe3
- 2.Bg6#
- 1...Qd4
- 2.Bg6#
- 1...Qc5
- 2.Bg6#
- 1...Qb1
- 2.Bg6#
- 2.Qxb5#
- 1...Qc1
- 2.Bg6#
- 2.Qxb5#
- 1...Qd1
- 2.Bg6#
- 1...Qe1
- 2.Bg6#
- 1...Qf1
- 2.Bg6#
- 2.Qxb5#
- 1...Qh1
- 2.Bg6#
- 2.Qxb5#
- 1...Qg2
- 2.Qxb5#
- 1...Qg3
- 2.Qxb5#
- 1...Qg4
- 2.Qxb5#
- 1...Qg5
- 2.Qxb5#
- 1...Qg6
- 2.Bxg6#
- 2.Qxb5#
- 1...Qg7
- 2.Qxb5#
- 1...Qg8
- 2.Qxb5#
- 1...Qa1+!
- 1...Qf2
- 1.Kc7?
- 1...Qf2
- 2.Bg6#
- 1...Qh2
- 2.Bg6#
- 2.Qxb5#
- 1...Qe3
- 2.Bg6#
- 1...Qd4
- 2.Bg6#
- 1...Qa1
- 2.Bg6#
- 2.Qxb5#
- 1...Qb1
- 2.Bg6#
- 2.Qxb5#
- 1...Qc1
- 2.Bg6#
- 2.Qxb5#
- 1...Qd1
- 2.Bg6#
- 1...Qe1
- 2.Bg6#
- 1...Qf1
- 2.Bg6#
- 2.Qxb5#
- 1...Qh1
- 2.Bg6#
- 2.Qxb5#
- 1...Qg2
- 2.Qxb5#
- 1...Qg3
- 2.Qxb5#
- 1...Qg4
- 2.Qxb5#
- 1...Qg5
- 2.Qxb5#
- 1...Qg6
- 2.Bxg6#
- 2.Qxb5#
- 1...Qg7
- 2.Qxb5#
- 1...Qg8
- 2.Qxb5#
- 1...Qc5+!
- 1...Qf2
- 1.Kb8?
- 1...Qf2
- 2.Bg6#
- 1...Qh2
- 2.Bg6#
- 2.Qxb5#
- 1...Qe3
- 2.Bg6#
- 1...Qd4
- 2.Bg6#
- 1...Qc5
- 2.Bg6#
- 1...Qa1
- 2.Bg6#
- 2.Qxb5#
- 1...Qb1
- 2.Bg6#
- 2.Qxb5#
- 1...Qc1
- 2.Bg6#
- 2.Qxb5#
- 1...Qd1
- 2.Bg6#
- 1...Qe1
- 2.Bg6#
- 1...Qf1
- 2.Bg6#
- 2.Qxb5#
- 1...Qh1
- 2.Bg6#
- 2.Qxb5#
- 1...Qg2
- 2.Qxb5#
- 1...Qg3
- 2.Qxb5#
- 1...Qg4
- 2.Qxb5#
- 1...Qg5
- 2.Qxb5#
- 1...Qg6
- 2.Bxg6#
- 2.Qxb5#
- 1...Qg7
- 2.Qxb5#
- 1...Qg8!
- 1...Qf2
- 1.Sg7+?
- 1...Qxg7
- 2.Qe4#
- 1...Kxf4!
- 1...Qxg7
- 1.Ka6?
- Keys
- 1.Qb8!
- 1...Qe3
- 2.Sg7#
- 1...Qf2
- 2.Sg7#
- 1...Qh2
- 2.Sd4#
- 2.Sg7#
- 1...Qd4
- 2.Sxd4#
- 2.Sg7#
- 1...Qc5
- 2.Sg7#
- 1...Qa1
- 2.Sd4#
- 2.Sg7#
- 1...Qb1
- 2.Sd4#
- 2.Sg7#
- 1...Qc1
- 2.Sd4#
- 2.Sg7#
- 1...Qd1
- 2.Sg7#
- 1...Qe1
- 2.Sd4#
- 2.Sg7#
- 1...Qf1
- 2.Sd4#
- 2.Sg7#
- 1...Qh1
- 2.Sd4#
- 2.Sg7#
- 1...Qg2
- 2.Sd4#
- 1...Qg3
- 2.Sd4#
- 1...Qg4
- 2.Sd4#
- 1...Qg5
- 2.Sd4#
- 1...Qg6
- 2.Sd4#
- 1...Qg7
- 2.Sd4#
- 2.Sxg7#
- 1...Qg8
- 2.Sd4#
- 1...Qe3
- 1.Qb8!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 9
- ADDED MATES = 1
- REMOVED MATES = 3
- Sets
- Q(a);N_GUARD::B(G)
- Q(a);N_GUARD,P_PINP(B)::QAR(H),XP(c)
- Q(a);N_GUARD::QAR(H),XP(c)
- Q(a);N_GUARD,P_PINB(G)::QAR(H),XP(c)
- Tries
- Try
- K(F);S_FLIGHT
- Vars
- Q(a);N_GUARD::B(G)
- Q(a);N_GUARD::QAR(H),XP(c)
- Refutation
- Q(a);CHECK
- Try
- K(F);P-FLIGHT
- Vars
- Q(a);N_GUARD::B(G)
- Q(a);N_GUARD::QAR(H),XP(c)
- Q(a);N_GUARD,P_PINB(G)::QAR(H),XP(c)
- Refutation
- Q(a);CHECK
- Try
- K(F);P-FLIGHT
- Vars
- Q(a);N_GUARD::B(G)
- Q(a);N_GUARD::QAR(H),XP(c)
- Q(a);N_GUARD,P_PINP(D)::QAR(H),XP(c)
- Q(a);N_GUARD,P_PINB(G)::QAR(H),XP(c)
- Refutation
- Q(a);CHECK
- Try
- K(F);P-FLIGHT
- Vars
- Q(a);N_GUARD::B(G)
- Q(a);N_GUARD::QAR(H),XP(c)
- Q(a);N_GUARD,P_PINP(D)::QAR(H),XP(c)
- Refutation
- Q(a);P_PINQ(H)
- Try
- S(E);CHECK
- Vars
- Q(a);P_PINB(G),XS(E)::QAB1(H)
- Refutation
- K(d);P-FLIGHT,XP(D)
- Try
- Actual
- Q(H);
- Vars
- Q(a);N_GUARD::S(E)
- Q(a);N_GUARD,P_PINP(B)::S(E)
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).