MESON Chess Problem Database
Problem Display
PID: 21135 (2NN4/8/k1p5/rp3p2/3p1Pp1/3B2K1/4P3/RR6 w - - 0 1)
Warton, Joseph John
Warton, Thomas Joseph
Chess Amateur (The), 1917
#2
8 + 7
SOLUTION
- SOUND
- Sets
- 1...Rxa1
- 2.Rxa1#
- 1...Ra2
- 2.Rxa2#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...c5
- 2.Bxb5#
- 1...Rxa1
- Tries
- 1.Kf2?
- 1...Rxa1
- 2.Rxa1#
- 1...Ra2
- 2.Rxa2#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...c5
- 2.Bxb5#
- 1...g3+!
- 1...Rxa1
- 1.Kg2?
- 1...Rxa1
- 2.Rxa1#
- 1...Ra2
- 2.Rxa2#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...c5
- 2.Bxb5#
- 1...g3!
- 1...Rxa1
- 1.Kh2?
- 1...Rxa1
- 2.Rxa1#
- 1...Ra2
- 2.Rxa2#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...c5
- 2.Bxb5#
- 1...g3+!
- 1...Rxa1
- 1.Kh4?
- 1...Rxa1
- 2.Rxa1#
- 1...Ra2
- 2.Rxa2#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...c5
- 2.Bxb5#
- 1...g3!
- 1...Rxa1
- 1.Bc4?
- 1...Ra3+
- 2.Rxa3#
- 1...Rxa1
- 2.Rxa1#
- 1...bxc4
- 2.Rb6#
- 1...Ra2
- 2.Rxa2#
- 1...Ra4
- 2.Rxa4#
- 1...c5
- 2.Bxb5#
- 1...d3!
- 1...Ra3+
- 1.Ra2?
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...c5
- 2.Bxb5#
- 1...Rxa2!
- 1...Ra3
- 1.Ra3?
- 1...Ra4
- 2.Rxa4#
- 1...c5
- 2.Bxb5#
- 1...Rxa3!
- 1...Ra4
- 1.Ra4?
- 1...c5
- 2.Bxb5#
- 1...Rxa4!
- 1...c5
- 1.Rc1?
- threat
- 2.Rxc6#
- 1...Rxa1
- 2.Rxa1#
- 1...Ra2
- 2.Rxa2#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...c5!
- threat
- 1.Rd1?
- 1...Rxa1
- 2.Rxa1#
- 1...Ra2
- 2.Rxa2#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...c5!
- 1...Rxa1
- 1.Re1?
- 1...Rxa1
- 2.Rxa1#
- 1...Ra2
- 2.Rxa2#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...c5!
- 1...Rxa1
- 1.Rf1?
- 1...Rxa1
- 2.Rxa1#
- 1...Ra2
- 2.Rxa2#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...c5!
- 1...Rxa1
- 1.Rg1?
- 1...Rxa1
- 2.Rxa1#
- 1...Ra2
- 2.Rxa2#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...c5!
- 1...Rxa1
- 1.Rb2?
- 1...Ra2
- 2.Raxa2#
- 2.Rbxa2#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...c5
- 2.Bxb5#
- 1...Rxa1!
- 1...Ra2
- 1.Rb3?
- 1...Ra2
- 2.Rxa2#
- 1...Ra3
- 2.Raxa3#
- 2.Rbxa3#
- 1...Ra4
- 2.Rxa4#
- 1...c5
- 2.Bxb5#
- 1...Rxa1!
- 1...Ra2
- 1.Rb4?
- 1...Ra2
- 2.Rxa2#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Raxa4#
- 2.Rbxa4#
- 1...c5
- 2.Bxb5#
- 1...Rxa1!
- 1...Ra2
- 1.Rxb5?
- threat
- 2.Raxa5#
- 2.Rbb1#
- 2.Rb2#
- 2.Rb3#
- 2.Rb4#
- 2.Rbxa5#
- 2.Rc5#
- 2.Rd5#
- 2.Re5#
- 2.Rxf5#
- 2.Rb6#
- 2.Rb7#
- 2.Rb8#
- 1...Rxa1
- 2.Rc5#
- 2.Rd5#
- 2.Re5#
- 2.Rxf5#
- 1...c5
- 2.Raxa5#
- 2.Rbxa5#
- 2.Rxc5#
- 2.Rb6#
- 1...Ra2
- 2.Rxa2#
- 2.Rc5#
- 2.Rd5#
- 2.Re5#
- 2.Rxf5#
- 1...Ra3
- 2.Rxa3#
- 2.Rc5#
- 2.Rd5#
- 2.Re5#
- 2.Rxf5#
- 1...Ra4
- 2.Rxa4#
- 2.Rc5#
- 2.Rd5#
- 2.Re5#
- 2.Rxf5#
- 1...cxb5!
- threat
- 1.e3?
- 1...Rxa1
- 2.Rxa1#
- 1...Ra2
- 2.Rxa2#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...c5
- 2.Bxb5#
- 1...dxe3!
- 1...Rxa1
- 1.Kf2?
- Keys
- 1.Rh1!
- 1...Rxa1
- 2.Rxa1#
- 1...Ra2
- 2.Rxa2#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...c5
- 2.Rh6#
- 1...Rxa1
- 1.Rh1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(c);N_SPINR(c),OGATE,XR(A)::R(B),XR(c)
- R(c);OGATEB::R(A),XR(c)
- R(c);OGATEB,P_PINB(D)::R(A),XR(c)
- P(g);N_GUARD::B(D),XP(d)
- Tries
- Try
- K(E);S_FLIGHT
- Vars
- R(c);N_SPINR(c),OGATE,XR(A)::R(B),XR(c)
- R(c);OGATEB,P_PINP(C)::R(A),XR(c)
- R(c);OGATEB::R(A),XR(c)
- P(g);N_GUARD::B(D),XP(d)
- Refutation
- P(b);CHECK
- Try
- K(E);P-FLIGHT
- Vars
- R(c);N_SPINR(c),OGATE,XR(A)::R(B),XR(c)
- R(c);OGATEB,P_PINP(C)::R(A),XR(c)
- R(c);OGATEB::R(A),XR(c)
- P(g);N_GUARD::B(D),XP(d)
- Refutation
- P(b);
- Try
- K(E);S_FLIGHT
- Vars
- R(c);N_SPINR(c),OGATE,XR(A)::R(B),XR(c)
- R(c);OGATEB,P_PINP(C)::R(A),XR(c)
- R(c);OGATEB::R(A),XR(c)
- P(g);N_GUARD::B(D),XP(d)
- Refutation
- P(b);CHECK
- Try
- K(E);S_FLIGHT
- Vars
- R(c);N_SPINR(c),OGATE,XR(A)::R(B),XR(c)
- R(c);OGATEB::R(A),XR(c)
- P(g);N_GUARD::B(D),XP(d)
- Refutation
- P(b);
- Try
- B(D);
- Vars
- R(c);CHECK,OGATEB::R(A),XR(c)
- R(c);N_SPINR(c),OGATE,XR(A)::R(B),XR(c)
- P(d);N_SPINP(d),OGATE,XB(D)::R1(B)
- R(c);OGATEB::R(A),XR(c)
- P(g);N_GUARD::B(D),XP(d)
- Refutation
- P(a);
- Try
- R(A);
- Vars
- R(c);OGATEB,P_PINB(D)::R(A),XR(c)
- R(c);OGATEB::R(A),XR(c)
- P(g);N_GUARD::B(D),XP(d)
- Refutation
- R(c);N_SPINR(c),XR(A)
- Try
- R(A);
- Vars
- R(c);OGATEB::R(A),XR(c)
- P(g);N_GUARD::B(D),XP(d)
- Refutation
- R(c);N_SPINR(c),P_PINB(D),XR(A)
- Try
- R(A);
- Vars
- P(g);N_GUARD::B(D),XP(d)
- Refutation
- R(c);N_SPINR(c),XR(A)
- Try
- R(B);
- Threat
- R(B),XP(g)
- Vars
- R(c);N_SPINR(c),OGATE,XR(A)::R(B),XR(c)
- R(c);OGATEB::R(A),XR(c)
- R(c);OGATEB,P_PINB(D)::R(A),XR(c)
- Refutation
- P(g);
- Try
- R(B);
- Vars
- R(c);N_SPINR(c),OGATE,XR(A)::R(B),XR(c)
- R(c);OGATEB::R(A),XR(c)
- R(c);OGATEB,P_PINB(D)::R(A),XR(c)
- Refutation
- P(g);
- Try
- R(B);
- Vars
- R(c);N_SPINR(c),OGATE,XR(A)::R(B),XR(c)
- R(c);OGATEB::R(A),XR(c)
- R(c);OGATEB,P_PINB(D)::R(A),XR(c)
- Refutation
- P(g);
- Try
- R(B);
- Vars
- R(c);N_SPINR(c),OGATE,XR(A)::R(B),XR(c)
- R(c);OGATEB::R(A),XR(c)
- R(c);OGATEB,P_PINB(D)::R(A),XR(c)
- Refutation
- P(g);
- Try
- R(B);
- Vars
- R(c);N_SPINR(c),OGATE,XR(A)::R(B),XR(c)
- R(c);OGATEB::R(A),XR(c)
- R(c);OGATEB,P_PINB(D)::R(A),XR(c)
- Refutation
- P(g);
- Try
- R(B);
- Vars
- R(c);OGATEB,P_PINB(D)::R(A),XR(c)
- R(c);OGATEB::R(A),XR(c)
- P(g);N_GUARD::B(D),XP(d)
- Refutation
- R(c);N_SPINR(c),XR(A)
- Try
- R(B);
- Vars
- R(c);OGATEB::R(A),XR(c)
- P(g);N_GUARD::B(D),XP(d)
- Refutation
- R(c);N_SPINR(c),XR(A)
- Try
- R(B);
- Vars
- R(c);OGATEB::R(A),XR(c)
- R(c);OGATEB,P_PINB(D)::R(A),XR(c)
- P(g);N_GUARD::B(D),XP(d)
- Refutation
- R(c);N_SPINR(c),XR(A)
- Try
- R(B);XP(d)
- Threat
- DUALS(13)
- Refutation
- P(g);P_SPINP(g),XR(B)
- Try
- P(C);
- Vars
- R(c);N_SPINR(c),OGATE,XR(A)::R(B),XR(c)
- R(c);OGATEB::R(A),XR(c)
- P(g);N_GUARD::B(D),XP(d)
- Refutation
- P(a);XP(C)
- Try
- Actual
- R(B);
- Vars
- R(c);N_SPINR(c),OGATE,XR(A)::R(B),XR(c)
- R(c);OGATEB::R(A),XR(c)
- R(c);OGATEB,P_PINB(D)::R(A),XR(c)
- P(g);OGATEB::R(B)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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