MESON Chess Problem Database
Problem Display
PID: 16795 (3Q1b2/4np2/8/2N1rk1P/6R1/K1B4B/P7/3r1N2 w - - 0 1)
Haring, Jacobus
1st Prize, Elk Wat Wils Wedstrijd, 1943
#2
9 + 6
| 3098 | FIDE Album (1914-1944) (I) | 1971 |
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Sg3#
- 1...Re2
- 2.Sg3#
- 1...Re3
- 2.Sxe3#
- 1...Re4
- 2.Sg3#
- 1...Rd5
- 2.Se3#
- 2.Sg3#
- 1...Re6
- 2.Sg3#
- 1...Sd5
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 1...Sc6
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 1...Sg6
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 1...Sc8
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 1...Sg8
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 1...f6
- 2.Sg3#
- 1...Re1
- Tries
- 1.Rg1+?
- 1...Kf6
- 2.Se4#
- 1...Kf4!
- 1...Kf6
- 1.Rg2+?
- 1...Kf6
- 2.Se4#
- 1...Kf4!
- 1...Kf6
- 1.Rg3+?
- 1...Kf6
- 2.Se4#
- 1...Kf4!
- 1...Kf6
- 1.Rg8+?
- 1...Kf6
- 2.Se4#
- 1...Kf4!
- 1...Kf6
- 1.Qxe7?
- threat
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 2.Qxe5#
- 2.Qxf7#
- 1...Rxf1
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 2.Qxe5#
- 2.Qxf7#
- 1...Rxc5
- 2.Se3#
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qf6#
- 2.Qe4#
- 2.Qxf7#
- 1...Rxe7
- 2.Sg3#
- 1...Rde1
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 2.Qxf7#
- 1...Rd3
- 2.Qg5#
- 2.Qxe5#
- 2.Qxf7#
- 1...Rd4
- 2.Sg3#
- 2.Rxd4#
- 2.Re4#
- 2.Qg5#
- 2.Qxf7#
- 1...Rdd5
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 2.Qxf7#
- 1...Rd6
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 2.Qxe5#
- 1...Rd7
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 2.Qxe5#
- 1...Ree1
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 2.Qf6#
- 2.Qxf7#
- 1...Re2
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 2.Qf6#
- 2.Qxf7#
- 1...Re3
- 2.Sxe3#
- 2.Qg5#
- 2.Qf6#
- 2.Qxf7#
- 1...Re4
- 2.Sg3#
- 2.Rxe4#
- 2.Qg5#
- 2.Qf6#
- 2.Qxe4#
- 2.Qxf7#
- 1...Red5
- 2.Se3#
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 2.Qf6#
- 2.Qe4#
- 2.Qxf7#
- 1...Re6
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 1...Bh6
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qxe5#
- 2.Qxf7#
- 1...Bg7
- 2.Sg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Qg5#
- 1...f6
- 2.Sg3#
- 2.Qh7#
- 1...Bxe7!
- threat
- 1.Qd2?
- threat
- 2.Rg6#
- 2.Qf4#
- 2.Qg5#
- 2.Qf2#
- 1...Kf6
- 2.Qg5#
- 1...Rxf1
- 2.Rg6#
- 2.Qg5#
- 1...Rxc5
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rh4#
- 1...Re2
- 2.Sg3#
- 2.Rg1#
- 2.Rg2#
- 2.Rg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Re4#
- 2.Rh4#
- 2.Rg5#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 2.Qf4#
- 2.Qg5#
- 1...Re3
- 2.Sxe3#
- 1...Re4
- 2.Sg3#
- 2.Rxe4#
- 2.Rg5#
- 2.Qg5#
- 1...Bh6
- 2.Rg6#
- 1...Sd5
- 2.Rg6#
- 2.Qg5#
- 1...Sg6
- 2.Rxg6#
- 2.Qg5#
- 1...f6
- 2.Sg3#
- 2.Rg1#
- 2.Rg2#
- 2.Rg3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rh4#
- 2.Rg5#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 2.Qf4#
- 2.Qf2#
- 1...Rxd2!
- threat
- 1.Qd4?
- threat
- 2.Rg6#
- 2.Qf2#
- 2.Qxe5#
- 2.Qf4#
- 1...Kf6
- 2.Qxe5#
- 1...Rxf1
- 2.Rg6#
- 2.Qxe5#
- 1...Rxc5
- 2.Rg1#
- 2.Rg2#
- 2.Rg3#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 2.Qf6#
- 2.Qe4#
- 1...Rde1
- 2.Rg6#
- 2.Qf2#
- 2.Qf4#
- 1...Rd2
- 2.Rg6#
- 2.Qxe5#
- 2.Qf4#
- 1...Rd3
- 2.Qxe5#
- 2.Qf4#
- 1...Ree1
- 2.Sg3#
- 2.Rg1#
- 2.Rg2#
- 2.Rg3#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 2.Qf2#
- 2.Qf6#
- 2.Qf4#
- 1...Re2
- 2.Sg3#
- 2.Rg1#
- 2.Rg2#
- 2.Rg3#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 2.Qf6#
- 2.Qf4#
- 1...Re3
- 2.Sxe3#
- 2.Rg3#
- 2.Qf6#
- 2.Qf4#
- 1...Re4
- 2.Sg3#
- 2.Qf6#
- 2.Qxe4#
- 1...Rd5
- 2.Se3#
- 2.Sg3#
- 2.Rg1#
- 2.Rg2#
- 2.Rg3#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 2.Qf2#
- 2.Qf6#
- 2.Qe4#
- 2.Qf4#
- 1...Re6
- 2.Sg3#
- 2.Rg1#
- 2.Rg2#
- 2.Rg3#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 2.Qf2#
- 2.Qf4#
- 1...Bh6
- 2.Rg6#
- 2.Qxe5#
- 1...Bg7
- 2.Rg6#
- 2.Qf2#
- 2.Qf4#
- 1...Sd5
- 2.Rg6#
- 2.Qxe5#
- 1...Sc6
- 2.Rg6#
- 2.Qf2#
- 2.Qf4#
- 1...Sg6
- 2.Rxg6#
- 1...f6
- 2.Sg3#
- 2.Rg1#
- 2.Rg2#
- 2.Rg3#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 2.Qf2#
- 2.Qf4#
- 1...Rxd4!
- threat
- 1.Qd6?
- threat
- 2.Sg3#
- 2.Qxe5#
- 1...Rxf1
- 2.Qxe5#
- 1...Rxc5
- 2.Se3#
- 2.Sg3#
- 2.Qf6#
- 1...Rde1
- 2.Sg3#
- 1...Rd3
- 2.Qxe5#
- 1...Rd4
- 2.Sg3#
- 1...Rdd5
- 2.Sg3#
- 1...Ree1
- 2.Sg3#
- 2.Rg1#
- 2.Rg2#
- 2.Rg3#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 2.Qf4#
- 2.Qf6#
- 1...Re2
- 2.Sg3#
- 2.Rg1#
- 2.Rg2#
- 2.Rg3#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 2.Qf4#
- 2.Qf6#
- 1...Re3
- 2.Sxe3#
- 2.Rg3#
- 2.Qf4#
- 2.Qf6#
- 1...Re4
- 2.Sg3#
- 2.Qf6#
- 1...Red5
- 2.Se3#
- 2.Sg3#
- 2.Rg1#
- 2.Rg2#
- 2.Rg3#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 2.Qf4#
- 2.Qf6#
- 1...Re6
- 2.Sg3#
- 2.Rg1#
- 2.Rg2#
- 2.Rg3#
- 2.Rg6#
- 2.Rg7#
- 2.Rg8#
- 2.Qf4#
- 1...Bg7
- 2.Sg3#
- 1...Sc6
- 2.Sg3#
- 1...Sg6
- 2.Sg3#
- 1...f6
- 2.Sg3#
- 1...Rxd6!
- threat
- 1.Qd7+?
- 1...Kf6
- 2.Se4#
- 1...Re6
- 2.Se3#
- 2.Sg3#
- 1...Rxd7!
- 1...Kf6
- 1.Rg1+?
- Keys
- 1.Se6!
- threat
- 2.Rf4#
- 1...Ra5+
- 2.Ra4#
- 1...Sd5+
- 2.Rb4#
- 1...Sc6+
- 2.Rb4#
- 1...Sg6+
- 2.Rb4#
- 1...Sc8+
- 2.Rb4#
- 1...Sg8+
- 2.Rb4#
- 1...Kxe6
- 2.Rg6#
- 1...Kf6
- 2.Rf4#
- 1...Rxe6
- 2.Sg3#
- 1...fxe6
- 2.Qxf8#
- threat
- 1.Se6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 9
- REMOVED MATES = 5
- Sets
- R(b);::S(A)
- R(b);N_GUARD,P_PINB(D)::S(A),XR(b)
- P(e);SBLOCK::S(A)
- Tries
- Try
- R(F);CHECK
- Vars
- K(c);P-FLIGHT,P_SPINR(b),P_SPINS(d)::S(G)
- Refutation
- K(c);P-FLIGHT
- Try
- R(F);CHECK
- Vars
- K(c);P-FLIGHT,P_SPINR(b),P_SPINS(d)::S(G)
- Refutation
- K(c);P-FLIGHT
- Try
- R(F);CHECK
- Vars
- K(c);P-FLIGHT,P_SPINR(b),P_SPINS(d)::S(G)
- Refutation
- K(c);P-FLIGHT
- Try
- R(F);CHECK
- Vars
- K(c);P-FLIGHT,P_SPINR(b),P_SPINS(d)::S(G)
- Refutation
- K(c);P-FLIGHT
- Try
- Q(I);XS(d)
- Threat
- DUALS(10)
- Vars
- R(b);XQ(I)::S(A)
- Refutation
- B(f);P_PINS(G),XQ(I)
- Try
- Q(I);
- Threat
- DUALS(4)
- Vars
- K(c);P-FLIGHT,P_SPINR(b)::QAB1(I)
- R(b);N_GUARD,P_PINB(D)::S(A),XR(b)
- B(f);::B(E)+R(F)
- Refutation
- R(a);XQ(I)
- Try
- Q(I);
- Threat
- DUALS(4)
- Vars
- K(c);P-FLIGHT,P_SPINR(b)::QAB1(I),XR(b)
- S(d);P_PINS(G)::B(E)+R(F),XS(d)
- Refutation
- R(a);XQ(I)
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- R(a);XS(A)::QAR1(I),XR(b)
- R(a);::S(A)
- R(a);P_PINB(D)::QAR1(I),XR(b)
- B(f);::S(A)
- S(d);::S(A)
- P(e);::S(A)
- Refutation
- R(a);XQ(I)
- Try
- Q(I);CHECK
- Vars
- K(c);P-FLIGHT,P_SPINR(b)::S(G)
- Refutation
- R(a);XQ(I)
- Try
- Actual
- S(G);
- Threat
- B(E)+R(F),DCHECK
- Vars
- R(b);CHECK::B(E)+R(F)
- S(d);CHECK::B(E)+R(F)
- K(c);S_FLIGHT,XS(G)::B(E)+R(F),DCHECK
- K(c);P-FLIGHT,P_SPINR(b),P_SPINS(d)::R(F)
- R(b);SBLOCK,XS(G)::S(A)
- P(e);OGATEB,SBLOCK,XS(G)::QAR(I),XB(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).