MESON Chess Problem Database
Problem Display
PID: 2428 (4r3/qp5B/3Q3R/1N6/P1P5/2r1kp1P/2Pp2n1/1R1Kb2N w - - 0 1)
Kennard, Walter Irving
Source?, 0000
#2
11 + 9
| 2794 | Terms & Themes of Chess Problems | 1907 |
SOLUTION
- SOUND
- Sets
- 1...Qd4
- 2.Qxd4#
- 1...Qb8
- 2.Qd4#
- 1...Qxa4
- 2.Qd4#
- 1...Qa5
- 2.Qd4#
- 1...Qa6
- 2.Qd4#
- 1...Qa8
- 2.Qd4#
- 1...Rb3
- 2.Rxb3#
- 1...Re5
- 2.Qxe5#
- 1...Re6
- 2.Rxe6#
- 1...Ra8
- 2.Re6#
- 2.Qe5#
- 1...Rb8
- 2.Re6#
- 2.Qe5#
- 1...Rc8
- 2.Re6#
- 2.Qe5#
- 1...Rd8
- 2.Re6#
- 2.Qe5#
- 1...Rf8
- 2.Re6#
- 2.Qe5#
- 1...Rg8
- 2.Re6#
- 2.Qe5#
- 1...Rh8
- 2.Re6#
- 2.Qe5#
- 1...Bf2
- 2.Qxd2#
- 1...Bg3
- 2.Qxd2#
- 1...Bh4
- 2.Qxd2#
- 1...f2
- 2.Qg3#
- 1...b6
- 2.Qd4#
- 1...Qd4
- Tries
- 1.Rf6?
- 1...Qxa4
- 2.Qc5#
- 2.Qd4#
- 2.Qb6#
- 1...Rxc2
- 2.Qd3#
- 1...Rxc4
- 2.Qd3#
- 1...Qd4
- 2.Qxd4#
- 1...Qc5
- 2.Qxc5#
- 1...Qb6
- 2.Qxb6#
- 1...Qb8
- 2.Qc5#
- 2.Qd4#
- 2.Qb6#
- 1...Qa5
- 2.Qc5#
- 2.Qd4#
- 1...Qa6
- 2.Qc5#
- 2.Qd4#
- 1...Qa8
- 2.Qc5#
- 2.Qd4#
- 2.Qb6#
- 1...Ra3
- 2.Qxa3#
- 1...Rb3
- 2.Rxb3#
- 1...Rd3
- 2.Qxd3#
- 1...Re5
- 2.Qxe5#
- 1...Re6
- 2.Rxe6#
- 2.Qxe6#
- 1...Re7
- 2.Qxe7#
- 1...Ra8
- 2.Re6#
- 2.Qe5#
- 2.Qe7#
- 2.Qe6#
- 1...Rb8
- 2.Re6#
- 2.Qe5#
- 2.Qe7#
- 2.Qe6#
- 1...Rc8
- 2.Re6#
- 2.Qe5#
- 2.Qe7#
- 2.Qe6#
- 1...Rd8
- 2.Re6#
- 2.Qe5#
- 2.Qe7#
- 2.Qe6#
- 1...Rf8
- 2.Re6#
- 2.Qe5#
- 2.Qe7#
- 2.Qe6#
- 1...Rg8
- 2.Re6#
- 2.Qe5#
- 2.Qe7#
- 2.Qe6#
- 1...Rh8
- 2.Re6#
- 2.Qe5#
- 2.Qe7#
- 2.Qe6#
- 1...Bf2
- 2.Qxd2#
- 1...Bg3
- 2.Qxd2#
- 1...Bh4
- 2.Qxd2#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 1...f2
- 2.Qg3#
- 1...b6
- 2.Qd4#
- 1...Re4!
- 1...Qxa4
- 1.Qc5+?
- 1...Kf4
- 2.Rf6#
- 1...Qxc5!
- 1...Kf4
- 1.Rf6?
- Keys
- 1.Rh4!
- 1...Qxa4
- 2.Qc5#
- 2.Qd4#
- 2.Qb6#
- 1...Rxc2
- 2.Qd3#
- 1...Rxc4
- 2.Qd3#
- 1...Bxh4
- 2.Qxd2#
- 1...Sxh4
- 2.Qh6#
- 1...f2
- 2.Qg3#
- 1...Qd4
- 2.Qxd4#
- 1...Qc5
- 2.Qxc5#
- 1...Qb6
- 2.Qxb6#
- 1...Qb8
- 2.Qc5#
- 2.Qd4#
- 2.Qb6#
- 1...Qa5
- 2.Qc5#
- 2.Qd4#
- 1...Qa6
- 2.Qc5#
- 2.Qd4#
- 1...Qa8
- 2.Qc5#
- 2.Qd4#
- 2.Qb6#
- 1...Ra3
- 2.Qxa3#
- 1...Rb3
- 2.Rxb3#
- 1...Rd3
- 2.Qxd3#
- 1...Re4
- 2.Rxe4#
- 1...Re5
- 2.Qxe5#
- 1...Re6
- 2.Qxe6#
- 1...Re7
- 2.Qxe7#
- 1...Ra8
- 2.Re4#
- 2.Qe5#
- 2.Qe7#
- 2.Qe6#
- 1...Rb8
- 2.Re4#
- 2.Qe5#
- 2.Qe7#
- 2.Qe6#
- 1...Rc8
- 2.Re4#
- 2.Qe5#
- 2.Qe7#
- 2.Qe6#
- 1...Rd8
- 2.Re4#
- 2.Qe5#
- 2.Qe7#
- 2.Qe6#
- 1...Rf8
- 2.Re4#
- 2.Qe5#
- 2.Qe7#
- 2.Qe6#
- 1...Rg8
- 2.Re4#
- 2.Qe5#
- 2.Qe7#
- 2.Qe6#
- 1...Rh8
- 2.Re4#
- 2.Qe5#
- 2.Qe7#
- 2.Qe6#
- 1...Bf2
- 2.Qxd2#
- 1...Bg3
- 2.Qxd2#
- 1...Sf4
- 2.Qxf4#
- 1...b6
- 2.Qd4#
- 1...Qxa4
- 1.Rh4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 10
- REMOVED MATES = 5
- Sets
- Q(g);N_GUARD::QAB1(I),XQ(g)
- Q(g);N_GUARD::QAB1(I)
- Q(g);N_GUARD,P_PINP(D),XP(F)::QAB1(I)
- R(d);OGATEB::R(A),XR(d)
- R(i);N_GUARD::QAR2(I),XR(i)
- R(i);N_GUARD::R(J),XR(i)
- B(a);N_GUARD::QAB1(I),XP(b)
- P(f);OGATEB::QAR2(I)
- P(h);S_CUTQ(g)::QAB1(I)
- Tries
- Try
- R(J);
- Vars
- R(d);N_GUARD,XP(D)::QAR1(I)
- R(d);N_GUARD,XP(G)::QAR1(I)
- Q(g);N_GUARD::QAB1(I),XQ(g)
- Q(g);N_GUARD::QAB(I),XQ(g)
- R(d);OGATEB::QAR(I),XR(d)
- R(d);OGATEB::R(A),XR(d)
- R(d);N_GUARD::QAR1(I),XR(d)
- R(i);N_GUARD::QAR2(I),XR(i)
- R(i);N_GUARD::QAR(I),XR(i)
- B(a);N_GUARD::QAB1(I),XP(b)
- S(c);N_GUARD::QAB1(I),XS(c)
- S(c);N_GUARD::QAB1(I)
- P(f);OGATEB::QAR2(I)
- P(h);S_CUTQ(g)::QAB1(I)
- Refutation
- R(i);
- Try
- Q(I);CHECK
- Vars
- K(e);S_FLIGHT::R(J)
- Refutation
- Q(g);XQ(I)
- Try
- Actual
- R(J);
- Vars
- R(d);N_GUARD,XP(D)::QAR1(I)
- R(d);N_GUARD,XP(G)::QAR1(I)
- B(a);N_GUARD,XR(J)::QAB1(I),XP(b)
- S(c);N_GUARD,XR(J)::QAB(I)
- P(f);OGATEB::QAR2(I)
- Q(g);N_GUARD::QAB1(I),XQ(g)
- Q(g);N_GUARD::QAB(I),XQ(g)
- R(d);OGATEB::QAR(I),XR(d)
- R(d);OGATEB::R(A),XR(d)
- R(d);N_GUARD::QAR1(I),XR(d)
- R(i);N_GUARD::R1(J),XR(i)
- R(i);N_GUARD::QAR2(I),XR(i)
- R(i);N_GUARD::QAR(I),XR(i)
- B(a);N_GUARD::QAB1(I),XP(b)
- S(c);N_GUARD::QAB1(I),XS(c)
- P(h);S_CUTQ(g)::QAB1(I)
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).