MESON Chess Problem Database
Problem Display
PID: 193615 (8/5Q1K/1Prkr1pN/6R1/B1p2P2/3pP3/8/3R4 w - - 0 1)
Kane, John Laurence
Pittsburgh Gazette-Times, 1915
#2
9 + 6
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Rc5
- 2.Qd7#
- 1...Rxb6
- 2.Qd7#
- 1...Rc7
- 2.Qxc7#
- 1...Rc8
- 2.Qd7#
- 1...Rxe3
- 2.Rd5#
- 1...Re4
- 2.Rd5#
- 1...Rf6
- 2.Rd5#
- 1...Re7
- 2.Rd5#
- 1...Re8
- 2.Rd5#
- 1...d2
- 2.Rxd2#
- 1...c3
- 2.Rxd3#
- 1...Rc5
- Tries
- 1.Kg7?
- 1...Rxb6
- 2.Qd7#
- 1...Rxe3
- 2.Rd5#
- 1...Re7
- 2.Rd5#
- 1...Rc5
- 2.Qd7#
- 1...Rc7
- 2.Qxc7#
- 1...Rc8
- 2.Qd7#
- 1...Re4
- 2.Rd5#
- 1...Rf6
- 2.Rd5#
- 1...Re8
- 2.Rd5#
- 1...d2
- 2.Rxd2#
- 1...c3
- 2.Rxd3#
- 1...Re5!
- 1...Rxb6
- 1.Sg4?
- 1...Rxb6
- 2.Qd7#
- 1...Rxe3
- 2.Rd5#
- 1...Re7
- 2.Rd5#
- 1...Rc5
- 2.Qd7#
- 1...Rc7
- 2.Qxc7#
- 1...Rc8
- 2.Qd7#
- 1...Re4
- 2.Rd5#
- 1...Rf6
- 2.Rd5#
- 1...Re8
- 2.Rd5#
- 1...d2
- 2.Rxd2#
- 1...c3
- 2.Rxd3#
- 1...Re5!
- 1...Rxb6
- 1.Sg8?
- 1...Rxb6
- 2.Qd7#
- 1...Rxe3
- 2.Rd5#
- 2.Qd5#
- 1...Re7
- 2.Rd5#
- 2.Qxe7#
- 1...Rc5
- 2.Qd7#
- 1...Rc7
- 2.Qxc7#
- 1...Rc8
- 2.Qd7#
- 1...Re4
- 2.Rd5#
- 2.Qd5#
- 1...Rf6
- 2.Rd5#
- 2.Qd5#
- 2.Qe7#
- 1...Re8
- 2.Rd5#
- 2.Qd5#
- 1...d2
- 2.Rxd2#
- 1...c3
- 2.Rxd3#
- 1...Re5!
- 1...Rxb6
- 1.Bb5?
- 1...Rxb6
- 2.Qd7#
- 1...Rxe3
- 2.Rd5#
- 1...Re7
- 2.Rd5#
- 1...Rc5
- 2.Qd7#
- 1...Rc7
- 2.Qxc7#
- 1...Rc8
- 2.Qd7#
- 1...Re4
- 2.Rd5#
- 1...Rf6
- 2.Rd5#
- 1...Re8
- 2.Rd5#
- 1...d2
- 2.Rxd2#
- 1...c3
- 2.Rxd3#
- 1...Re5!
- 1...Rxb6
- 1.Rd2?
- 1...Rxb6
- 2.Qd7#
- 1...Rxe3
- 2.Rd5#
- 1...Re7
- 2.Rd5#
- 1...Rc5
- 2.Qd7#
- 1...Rc7
- 2.Qxc7#
- 1...Rc8
- 2.Qd7#
- 1...Re4
- 2.Rd5#
- 1...Rf6
- 2.Rd5#
- 1...Re8
- 2.Rd5#
- 1...c3
- 2.Rxd3#
- 1...Re5!
- 1...Rxb6
- 1.Re5?
- threat
- 2.Qxe6#
- 1...Rxb6
- 2.Qd7#
- 1...Re7
- 2.Rd5#
- 2.Qxe7#
- 1...Rc7
- 2.Qxc7#
- 1...Rf6
- 2.Rd5#
- 2.Qd5#
- 2.Qe7#
- 1...Re8
- 2.Rd5#
- 2.Qd5#
- 1...Rxe5!
- threat
- 1.e4?
- threat
- 2.Rd5#
- 1...Rc5
- 2.Qd7#
- 1...Re5!
- threat
- 1.Kg7?
- Keys
- 1.Ra5!
- 1...Rxb6
- 2.Qd7#
- 1...Rxe3
- 2.Rd5#
- 1...Rc5
- 2.Qd7#
- 1...Re7
- 2.Rd5#
- 1...d2
- 2.Rxd2#
- 1...Rc7
- 2.Qxc7#
- 1...Rc8
- 2.Qd7#
- 1...Re4
- 2.Rd5#
- 1...Re5
- 2.fxe5#
- 1...Rf6
- 2.Rd5#
- 1...Re8
- 2.Rd5#
- 1...c3
- 2.Rxd3#
- 1...g5
- 2.Sf5#
- 1...Rxb6
- 1.Ra5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(c);::QAR1(H)
- R(c);XP(F)::QAR1(H)
- R(c);N_GUARD,P_PINQ(H)::QAB1(H),XR(c)
- R(e);XP(B)::R1(E)
- R(e);::R1(E)
- R(e);P_PINQ(H)::R1(E)
- P(a);OGATEB::R(A),XP(a)
- P(b);N_GUARD::R(A),XP(a)
- Tries
- Try
- K(I);P-FLIGHT
- Vars
- R(c);XP(F)::QAR1(H)
- R(e);XP(B)::R1(E)
- R(e);P_PINQ(H)::R1(E)
- R(c);::QAR1(H)
- R(c);N_GUARD,P_PINQ(H)::QAB1(H),XR(c)
- R(e);::R1(E)
- P(a);OGATEB::R(A),XP(a)
- P(b);N_GUARD::R(A),XP(a)
- Refutation
- R(e);
- Try
- S(G);
- Vars
- R(c);XP(F)::QAR1(H)
- R(e);XP(B)::R1(E)
- R(e);P_PINQ(H)::R1(E)
- R(c);::QAR1(H)
- R(c);N_GUARD,P_PINQ(H)::QAB1(H),XR(c)
- R(e);::R1(E)
- P(a);OGATEB::R(A),XP(a)
- P(b);N_GUARD::R(A),XP(a)
- Refutation
- R(e);
- Try
- S(G);
- Vars
- R(c);XP(F)::QAR1(H)
- R(c);::QAR1(H)
- R(c);N_GUARD,P_PINQ(H)::QAB1(H),XR(c)
- P(a);OGATEB::R(A),XP(a)
- P(b);N_GUARD::R(A),XP(a)
- Refutation
- R(e);
- Try
- B(C);
- Vars
- R(c);XP(F)::QAR1(H)
- R(e);XP(B)::R1(E)
- R(e);P_PINQ(H)::R1(E)
- R(c);::QAR1(H)
- R(c);N_GUARD,P_PINQ(H)::QAB1(H),XR(c)
- R(e);::R1(E)
- P(a);OGATEB::R(A),XP(a)
- P(b);N_GUARD::R(A),XP(a)
- Refutation
- R(e);
- Try
- R(A);
- Vars
- R(c);XP(F)::QAR1(H)
- R(e);XP(B)::R1(E)
- R(e);P_PINQ(H)::R1(E)
- R(c);::QAR1(H)
- R(c);N_GUARD,P_PINQ(H)::QAB1(H),XR(c)
- R(e);::R1(E)
- P(b);N_GUARD::R(A),XP(a)
- Refutation
- R(e);
- Try
- R(E);
- Threat
- QAR1(H),XR(e)
- Vars
- R(c);XP(F)::QAR1(H)
- R(c);N_GUARD,P_PINQ(H)::QAB1(H),XR(c)
- Refutation
- R(e);XR(E)
- Try
- P(B);
- Threat
- R1(E)
- Vars
- R(c);::QAR1(H)
- Refutation
- R(e);
- Try
- Actual
- R(E);
- Vars
- R(c);XP(F)::QAR1(H)
- R(e);XP(B)::R1(E)
- R(c);::QAR1(H)
- R(e);P_PINQ(H)::R1(E)
- P(a);OGATEB::R(A),XP(a)
- R(c);N_GUARD,P_PINQ(H)::QAB1(H),XR(c)
- R(e);::R1(E)
- R(e);OGATE::P(D),XR(e)
- P(b);N_GUARD::R(A),XP(a)
- P(f);N_GUARD::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).