MESON Chess Problem Database
Problem Display
PID: 258806 (6N1/K3p3/6Pq/7k/4PPRp/5R2/4N3/3BB3 w - - 0 1)
Moen, Kabe
Die Schwalbe, 2022
#2
10 + 4
SOLUTION
- SOUND
- Sets
- 1...Qg5
- 2.Rxg5#
- 1...Qg7
- 2.Rg5#
- 1...Qf8
- 2.Rg5#
- 1...Qxg6
- 2.Rxh4#
- 1...Qh7
- 2.Rg5#
- 1...Qh8
- 2.Rg5#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 1...Qg5
- Tries
- 1.Sg1?
- 1...Kxg4
- 2.Rf1#
- 1...Qxg6
- 2.Rxh4#
- 1...Qg5
- 2.Rxg5#
- 1...Qg7
- 2.Rg5#
- 1...Qf8
- 2.Rg5#
- 1...Qh7
- 2.Rg5#
- 1...Qh8
- 2.Rg5#
- 1...h3
- 2.Rxh3#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 1...Qxf4!
- 1...Kxg4
- 1.Ra3?
- 1...Qxf4
- 2.Sxf4#
- 1...Qxg6
- 2.Rxh4#
- 1...Qg5
- 2.Rxg5#
- 1...Qg7
- 2.Rg5#
- 1...Qf8
- 2.Rg5#
- 1...Qh7
- 2.Rg5#
- 1...Qh8
- 2.Rg5#
- 1...h3
- 2.Sg3#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 1...Kxg4!
- 1...Qxf4
- 1.Rb3?
- 1...Qxf4
- 2.Sxf4#
- 1...Qxg6
- 2.Rxh4#
- 1...Qg5
- 2.Rxg5#
- 1...Qg7
- 2.Rg5#
- 1...Qf8
- 2.Rg5#
- 1...Qh7
- 2.Rg5#
- 1...Qh8
- 2.Rg5#
- 1...h3
- 2.Sg3#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 1...Kxg4!
- 1...Qxf4
- 1.Rc3?
- 1...Qxf4
- 2.Sxf4#
- 1...Qxg6
- 2.Rxh4#
- 1...Qg5
- 2.Rxg5#
- 1...Qg7
- 2.Rg5#
- 1...Qf8
- 2.Rg5#
- 1...Qh7
- 2.Rg5#
- 1...Qh8
- 2.Rg5#
- 1...h3
- 2.Sg3#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 1...Kxg4!
- 1...Qxf4
- 1.Rd3?
- 1...Qxf4
- 2.Sxf4#
- 1...Qxg6
- 2.Rxh4#
- 1...Qg5
- 2.Rxg5#
- 1...Qg7
- 2.Rg5#
- 1...Qf8
- 2.Rg5#
- 1...Qh7
- 2.Rg5#
- 1...Qh8
- 2.Rg5#
- 1...h3
- 2.Sg3#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 1...Kxg4!
- 1...Qxf4
- 1.Re3?
- 1...Qxf4
- 2.Sxf4#
- 1...Qxg6
- 2.Rxh4#
- 1...Qg5
- 2.Rxg5#
- 1...Qg7
- 2.Rg5#
- 1...Qf8
- 2.Rg5#
- 1...Qh7
- 2.Rg5#
- 1...Qh8
- 2.Rg5#
- 1...h3
- 2.Sg3#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 1...Kxg4!
- 1...Qxf4
- 1.Rh3?
- threat
- 2.Sg3#
- 2.Rhxh4#
- 1...Qxf4
- 2.Sxf4#
- 2.Rhxh4#
- 1...Qg5
- 2.Rxg5#
- 1...Kxg4!
- threat
- 1.Rg1?
- 1...Qxf4
- 2.Sxf4#
- 1...Qg5
- 2.Rxg5#
- 1...Qg7
- 2.Rg5#
- 1...Qf8
- 2.Rg5#
- 1...Qh7
- 2.Rg5#
- 1...Qh8
- 2.Rg5#
- 1...h3
- 2.Rxh3#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 1...Qxg6!
- 1...Qxf4
- 1.Rg2?
- 1...Qxf4
- 2.Sxf4#
- 1...Qg5
- 2.Rxg5#
- 1...Qg7
- 2.Rg5#
- 1...Qf8
- 2.Rg5#
- 1...Qh7
- 2.Rg5#
- 1...Qh8
- 2.Rg5#
- 1...h3
- 2.Rxh3#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 1...Qxg6!
- 1...Qxf4
- 1.Sg1?
- Keys
- 1.Rf1!
- 1...Kxg4
- 2.Sg1#
- 1...Qxf4
- 2.Sxf4#
- 1...Qxg6
- 2.Rxh4#
- 1...Qg5
- 2.Rxg5#
- 1...Qg7
- 2.Rg5#
- 1...Qf8
- 2.Rg5#
- 1...Qh7
- 2.Rg5#
- 1...Qh8
- 2.Rg5#
- 1...h3
- 2.Sg3#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 1...Kxg4
- 1.Rf1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Q(c);N_GUARD::R1(G),XQ(c)
- Q(c);N_GUARD::R1(G)
- Q(c);SBLOCK,XP(H)::R1(G),XP(a)
- P(d);N_GUARD::S(J)
- Tries
- Try
- S(C);
- Vars
- K(b);OGATEB,S_FLIGHT,XR(G)::B(A)+R(D)
- Q(c);SBLOCK,XP(H)::R1(G),XP(a)
- Q(c);N_GUARD::R1(G),XQ(c)
- Q(c);N_GUARD::R1(G)
- P(a);OGATEB::R(D),XP(a)
- P(d);N_GUARD::S(J)
- Refutation
- Q(c);XP(F)
- Try
- R(D);
- Vars
- Q(c);XP(F)::S(C),XQ(c)
- Q(c);SBLOCK,XP(H)::R1(G),XP(a)
- Q(c);N_GUARD::R1(G),XQ(c)
- Q(c);N_GUARD::R1(G)
- P(a);N_GUARD::S(C)
- P(d);N_GUARD::S(J)
- Refutation
- K(b);S_FLIGHT,XR(G)
- Try
- R(D);
- Vars
- Q(c);XP(F)::S(C),XQ(c)
- Q(c);SBLOCK,XP(H)::R1(G),XP(a)
- Q(c);N_GUARD::R1(G),XQ(c)
- Q(c);N_GUARD::R1(G)
- P(a);N_GUARD::S(C)
- P(d);N_GUARD::S(J)
- Refutation
- K(b);S_FLIGHT,XR(G)
- Try
- R(D);
- Vars
- Q(c);XP(F)::S(C),XQ(c)
- Q(c);SBLOCK,XP(H)::R1(G),XP(a)
- Q(c);N_GUARD::R1(G),XQ(c)
- Q(c);N_GUARD::R1(G)
- P(a);N_GUARD::S(C)
- P(d);N_GUARD::S(J)
- Refutation
- K(b);S_FLIGHT,XR(G)
- Try
- R(D);
- Vars
- Q(c);XP(F)::S(C),XQ(c)
- Q(c);SBLOCK,XP(H)::R1(G),XP(a)
- Q(c);N_GUARD::R1(G),XQ(c)
- Q(c);N_GUARD::R1(G)
- P(a);N_GUARD::S(C)
- P(d);N_GUARD::S(J)
- Refutation
- K(b);S_FLIGHT,XR(G)
- Try
- R(D);
- Vars
- Q(c);XP(F)::S(C),XQ(c)
- Q(c);SBLOCK,XP(H)::R1(G),XP(a)
- Q(c);N_GUARD::R1(G),XQ(c)
- Q(c);N_GUARD::R1(G)
- P(a);N_GUARD::S(C)
- P(d);N_GUARD::S(J)
- Refutation
- K(b);S_FLIGHT,XR(G)
- Try
- R(D);P_PINP(a)
- Threat
- DUALS(2)
- Vars
- Q(c);N_GUARD::R1(G),XQ(c)
- Refutation
- K(b);N_SPINP(a),S_FLIGHT,XR(G)
- Try
- R(G);
- Vars
- Q(c);XP(F)::S(C),XQ(c)
- Q(c);N_GUARD::R1(G),XQ(c)
- Q(c);N_GUARD::R1(G)
- P(a);OGATEB::R(D),XP(a)
- P(d);N_GUARD::S(J)
- Refutation
- Q(c);XP(H)
- Try
- R(G);
- Vars
- Q(c);XP(F)::S(C),XQ(c)
- Q(c);N_GUARD::R1(G),XQ(c)
- Q(c);N_GUARD::R1(G)
- P(a);OGATEB::R(D),XP(a)
- P(d);N_GUARD::S(J)
- Refutation
- Q(c);XP(H)
- Try
- Actual
- R(D);
- Vars
- K(b);S_FLIGHT,XR(G)::B(A)+S(C)
- Q(c);XP(F)::S(C),XQ(c)
- Q(c);SBLOCK,XP(H)::R1(G),XP(a)
- Q(c);N_GUARD::R1(G),XQ(c)
- Q(c);N_GUARD::R1(G)
- P(a);N_GUARD::S(C)
- P(d);N_GUARD::S(J)
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).