MESON Chess Problem Database
Problem Display
PID: 210895 (7Q/3N4/1K1pr1p1/4p1p1/3Bk1P1/4Pp2/N7/1n3B2 w - - 0 1)
Koci, Vladimir
Sachova skladba, 2017
#2
8 + 8
SOLUTION
- SOUND
- Sets
- 1...Kd5
- 2.Qa8#
- 1...Rf6
- 2.Sxf6#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Sd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...f2
- 2.Qh1#
- 1...exd4
- 2.Qxd4#
- 1...Kd5
- Tries
- 1.Kb5?
- 1...Sc3+
- 2.Sxc3#
- 1...Kd5
- 2.Qa8#
- 1...exd4
- 2.Qxd4#
- 1...f2
- 2.Qh1#
- 1...Rf6
- 2.Sxf6#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Sd2
- 2.Sc3#
- 1...d5
- 2.Sc5#
- 1...Sa3+!
- 1...Sc3+
- 1.Ka6?
- 1...Kd5
- 2.Qa8#
- 1...exd4
- 2.Qxd4#
- 1...f2
- 2.Qh1#
- 1...Rf6
- 2.Sxf6#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Sd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...d5+!
- 1...Kd5
- 1.Kc6?
- 1...exd4
- 2.Qxd4#
- 1...f2
- 2.Qh1#
- 1...Rf6
- 2.Sxf6#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Sd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...d5+!
- 1...exd4
- 1.Ka7?
- 1...Kd5
- 2.Qa8#
- 1...exd4
- 2.Qxd4#
- 1...f2
- 2.Qh1#
- 1...Rf6
- 2.Sxf6#
- 1...Re8
- 2.Sf6#
- 1...Sd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...d5
- 2.Sc5#
- 1...Re7!
- 1...Kd5
- 1.Kc7?
- 1...Kd5
- 2.Qa8#
- 1...exd4
- 2.Qxd4#
- 1...f2
- 2.Qh1#
- 1...Rf6
- 2.Sxf6#
- 1...Re8
- 2.Sf6#
- 1...Sd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...d5
- 2.Sc5#
- 1...Re7!
- 1...Kd5
- 1.Sb4?
- threat
- 2.Bd3#
- 1...exd4
- 2.Qxd4#
- 1...f2
- 2.Bg2#
- 2.Qh1#
- 1...d5+!
- threat
- 1.Sc5+?
- 1...Kd5
- 2.Sb4#
- 2.Qa8#
- 1...dxc5+!
- 1...Kd5
- 1.Bd3+?
- 1...Kd5
- 2.Sb4#
- 2.Qa8#
- 1...Kxd3!
- 1...Kd5
- 1.Bc4?
- 1...exd4
- 2.Qxd4#
- 1...f2
- 2.Qh1#
- 1...Re7
- 2.Sf6#
- 1...Rf6
- 2.Sxf6#
- 1...Re8
- 2.Sf6#
- 1...Sd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...d5+!
- 1...exd4
- 1.Bb5?
- 1...Kd5
- 2.Qa8#
- 1...exd4
- 2.Qxd4#
- 1...f2
- 2.Qh1#
- 1...Re7
- 2.Sf6#
- 1...Rf6
- 2.Sxf6#
- 1...Re8
- 2.Sf6#
- 1...Sd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...d5+!
- 1...Kd5
- 1.Ba6?
- 1...Kd5
- 2.Qa8#
- 1...exd4
- 2.Qxd4#
- 1...f2
- 2.Qh1#
- 1...Re7
- 2.Sf6#
- 1...Rf6
- 2.Sxf6#
- 1...Re8
- 2.Sf6#
- 1...Sd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...d5+!
- 1...Kd5
- 1.Qxe5+?
- 1...Rxe5
- 2.Sf6#
- 1...dxe5+!
- 1...Rxe5
- 1.Kb5?
- Keys
- 1.Ka5!
- 1...Kd5
- 2.Qa8#
- 1...exd4
- 2.Qxd4#
- 1...f2
- 2.Qh1#
- 1...Rf6
- 2.Sxf6#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Sd2
- 2.Sc3#
- 1...Sa3
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...d5
- 2.Sc5#
- 1...Kd5
- 1.Ka5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(c);S_FLIGHT::QAB(H)
- R(g);N_GUARD::S(G),XR(g)
- R(g);N_GUARD::S(G)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- P(b);OGATEB::QAB(H)
- P(d);OGATE,XB(D)::QAR1(H),XP(d)
- Tries
- Try
- K(F);P-FLIGHT
- Vars
- S(a);CHECK,N_GUARD::S(B),XS(a)
- K(c);S_FLIGHT::QAB(H)
- P(d);OGATE,XB(D)::QAR1(H),XP(d)
- P(b);OGATEB::QAB(H)
- R(g);N_GUARD::S(G),XR(g)
- R(g);N_GUARD::S(G)
- S(a);N_GUARD::S(B)
- P(f);N_GUARD,SBLOCK::S(G)
- Refutation
- S(a);CHECK
- Try
- K(F);P-FLIGHT
- Vars
- K(c);S_FLIGHT::QAB(H)
- P(d);OGATE,XB(D)::QAR1(H),XP(d)
- P(b);OGATEB::QAB(H)
- R(g);N_GUARD::S(G),XR(g)
- R(g);N_GUARD::S(G)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- Refutation
- P(f);CHECK
- Try
- K(F);P-FLIGHT
- Vars
- P(d);OGATE,XB(D)::QAR1(H),XP(d)
- P(b);OGATEB::QAB(H)
- R(g);N_GUARD::S(G),XR(g)
- R(g);N_GUARD::S(G)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- Refutation
- P(f);CHECK
- Try
- K(F);S_FLIGHT
- Vars
- K(c);S_FLIGHT::QAB(H)
- P(d);OGATE,XB(D)::QAR1(H),XP(d)
- P(b);OGATEB::QAB(H)
- R(g);N_GUARD::S(G),XR(g)
- R(g);N_GUARD::S(G)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- P(f);N_GUARD,SBLOCK::S(G)
- Refutation
- R(g);P_PINS(G)
- Try
- K(F);S_FLIGHT
- Vars
- K(c);S_FLIGHT::QAB(H)
- P(d);OGATE,XB(D)::QAR1(H),XP(d)
- P(b);OGATEB::QAB(H)
- R(g);N_GUARD::S(G),XR(g)
- R(g);N_GUARD::S(G)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- P(f);N_GUARD,SBLOCK::S(G)
- Refutation
- R(g);P_PINS(G)
- Try
- S(B);
- Threat
- B(A)
- Vars
- P(d);OGATE,XB(D)::QAR1(H),XP(d)
- Refutation
- P(f);CHECK
- Try
- S(G);CHECK
- Refutation
- P(f);CHECK,XS(G)
- Try
- B(A);CHECK
- Refutation
- K(c);S_FLIGHT,XB(A)
- Try
- B(A);
- Vars
- P(d);OGATE,XB(D)::QAR1(H),XP(d)
- P(b);OGATEB::QAB(H)
- R(g);N_GUARD::S(G)
- R(g);N_GUARD::S(G),XR(g)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- Refutation
- P(f);CHECK
- Try
- B(A);
- Vars
- K(c);S_FLIGHT::QAB(H)
- P(d);OGATE,XB(D)::QAR1(H),XP(d)
- P(b);OGATEB::QAB(H)
- R(g);N_GUARD::S(G)
- R(g);N_GUARD::S(G),XR(g)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- Refutation
- P(f);CHECK
- Try
- B(A);
- Vars
- K(c);S_FLIGHT::QAB(H)
- P(d);OGATE,XB(D)::QAR1(H),XP(d)
- P(b);OGATEB::QAB(H)
- R(g);N_GUARD::S(G)
- R(g);N_GUARD::S(G),XR(g)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- Refutation
- P(f);CHECK
- Try
- Q(H);CHECK,XP(d)
- Vars
- R(g);XQ(H)::S(G)
- Refutation
- P(f);CHECK,XQ(H)
- Try
- Actual
- K(F);S_FLIGHT
- Vars
- K(c);S_FLIGHT::QAB(H)
- P(d);OGATE,XB(D)::QAR1(H),XP(d)
- P(b);OGATEB::QAB(H)
- R(g);N_GUARD::S(G),XR(g)
- R(g);N_GUARD::S(G)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- P(f);N_GUARD,SBLOCK::S(G)
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).