MESON Chess Problem Database
Problem Display
PID: 19467 (8/8/4Q3/2k5/K5Rq/4P3/5B2/8 w - - 0 1)
Haring, Jacobus
Schaakmat, 1955
#2
5 + 2
| 2838 | Fun with Chess Miniatures | 1996 |
| 3310 | 2345 Chess Problems | 1997 |
SOLUTION
- SOUND
- Sets
- 1...Qxf2
- 2.Rc4#
- 1...Qg3
- 2.Rc4#
- 1...Qg5
- 2.Rc4#
- 2.Rxg5#
- 1...Qf6
- 2.Rc4#
- 1...Qe7
- 2.Rc4#
- 2.e4#
- 1...Qd8
- 2.Rc4#
- 1...Qh1
- 2.Rc4#
- 2.e4#
- 1...Qh2
- 2.Rc4#
- 1...Qh3
- 2.Rc4#
- 1...Qxg4+
- 2.e4#
- 1...Qh5
- 2.Rc4#
- 2.e4#
- 1...Qh6
- 2.Rc4#
- 1...Qh7
- 2.Rc4#
- 2.e4#
- 1...Qh8
- 2.Rc4#
- 1...Qxf2
- Tries
- 1.Ka5?
- 1...Qxf2
- 2.Rc4#
- 1...Qxg4
- 2.e4#
- 1...Qg3
- 2.Rc4#
- 1...Qg5
- 2.Rc4#
- 2.Rxg5#
- 1...Qf6
- 2.Rc4#
- 1...Qe7
- 2.Rc4#
- 2.e4#
- 1...Qh1
- 2.Rc4#
- 2.e4#
- 1...Qh2
- 2.Rc4#
- 1...Qh3
- 2.Rc4#
- 1...Qh5
- 2.Rc4#
- 2.e4#
- 1...Qh6
- 2.Rc4#
- 1...Qh7
- 2.Rc4#
- 2.e4#
- 1...Qh8
- 2.Rc4#
- 1...Qd8+!
- 1...Qxf2
- 1.Be1?
- threat
- 2.Bb4#
- 1...Qxe1
- 2.Rc4#
- 2.Rg5#
- 1...Qxg4+!
- threat
- 1.Bg1?
- 1...Qe1
- 2.Rc4#
- 2.Rg5#
- 1...Qf2
- 2.Rc4#
- 1...Qg3
- 2.Rc4#
- 1...Qg5
- 2.Rc4#
- 2.Rxg5#
- 1...Qf6
- 2.Rc4#
- 1...Qe7
- 2.Rc4#
- 2.e4#
- 1...Qd8
- 2.Rc4#
- 1...Qh1
- 2.Rc4#
- 1...Qh2
- 2.Rc4#
- 1...Qh3
- 2.Rc4#
- 1...Qh5
- 2.Rc4#
- 2.e4#
- 1...Qh6
- 2.Rc4#
- 1...Qh7
- 2.Rc4#
- 2.e4#
- 1...Qh8
- 2.Rc4#
- 1...Qxg4+!
- 1...Qe1
- 1.Bg3?
- threat
- 2.Qd6#
- 1...Qxg3
- 2.Rc4#
- 1...Qf6
- 2.Rc4#
- 1...Qe7
- 2.Rc4#
- 1...Qd8
- 2.Rc4#
- 1...Qh6
- 2.Rc4#
- 1...Qxg4+!
- threat
- 1.Rd4?
- threat
- 2.Qd6#
- 1...Qxd4+
- 2.exd4#
- 1...Qg3
- 2.Rc4#
- 1...Qf6
- 2.Rc4#
- 1...Qe7
- 2.Rc4#
- 1...Qd8
- 2.Rc4#
- 1...Qh2
- 2.Rc4#
- 1...Qh6
- 2.Rc4#
- 1...Qf4!
- threat
- 1.Ka5?
- Keys
- 1.Rf4!
- 1...Qxf4+
- 2.exf4#
- 1...Qxf2
- 2.Rc4#
- 1...Qg3
- 2.Rc4#
- 1...Qg5
- 2.Rc4#
- 2.e4#
- 1...Qf6
- 2.Rc4#
- 1...Qe7
- 2.Rc4#
- 2.Rf5#
- 2.e4#
- 1...Qd8
- 2.Rc4#
- 1...Qh1
- 2.Rc4#
- 2.e4#
- 1...Qh2
- 2.Rc4#
- 1...Qh3
- 2.Rc4#
- 1...Qg4
- 2.e4#
- 1...Qh5
- 2.Rc4#
- 2.e4#
- 1...Qh6
- 2.Rc4#
- 2.Rf5#
- 2.e4#
- 1...Qh7
- 2.Rc4#
- 2.e4#
- 1...Qh8
- 2.Rc4#
- 1...Qxf4+
- 1.Rf4!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- Q(a);N_GUARD,N_PINR(D),XB(A)::R1(D)
- Q(a);N_GUARD,N_PINR(D)::R1(D)
- Q(a);CHECK,N_GUARD,XR(D)::B(A)+P(B)
- Tries
- Try
- K(C);N_SPINR(D),P-FLIGHT
- Vars
- Q(a);N_GUARD,XB(A)::R1(D)
- Q(a);N_GUARD,XR(D)::B(A)+P(B)
- Q(a);N_GUARD::R1(D)
- Refutation
- Q(a);CHECK
- Try
- B(A);
- Threat
- B(A)
- Refutation
- Q(a);CHECK,XR(D)
- Try
- B(A);
- Vars
- Q(a);N_GUARD,N_PINR(D)::R1(D)
- Refutation
- Q(a);CHECK,XR(D)
- Try
- B(A);
- Threat
- QAB1(E)
- Vars
- Q(a);N_GUARD,N_PINR(D),XB(A)::R1(D)
- Q(a);N_GUARD,N_PINR(D)::R1(D)
- Refutation
- Q(a);CHECK,XR(D)
- Try
- R(D);
- Threat
- QAB1(E)
- Vars
- Q(a);CHECK,OGATE,XR(D)::P(B),XQ(a)
- Q(a);N_GUARD,N_PINR(D)::R1(D)
- Refutation
- Q(a);
- Try
- Actual
- R(D);
- Vars
- Q(a);CHECK,OGATE,XR(D)::B(A)+P(B),XQ(a)
- Q(a);N_GUARD,N_PINR(D),XB(A)::R1(D)
- Q(a);N_GUARD,N_PINR(D)::R1(D)
- Q(a);N_GUARD::B(A)+P(B)
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).