MESON Chess Problem Database
Problem Display
PID: 2520 (8/3B4/K7/8/4N2Q/pkpN4/2R5/1b6 w - - 0 1)
Mackenzie, Arthur Ford
Source?, 0000
#2
6 + 4
| 2794 | Terms & Themes of Chess Problems | 1907 |
SOLUTION
- SOUND
- Sets
- 1...Ba2
- 2.Rxc3#
- 1...a2
- 2.Rxc3#
- 1...Ba2
- Tries
- 1.Kb5?
- 1...Bxc2
- 2.Be6#
- 1...a2
- 2.Rxc3#
- 1...Ba2
- 2.Rxc3#
- 1...Kxc2!
- 1...Bxc2
- 1.Sd2+?
- 1...cxd2
- 2.Ba4#
- 2.Qa4#
- 2.Qc4#
- 1...Kxc2!
- 1...cxd2
- 1.Sef2?
- threat
- 2.Ba4#
- 2.Qa4#
- 1...Bxc2
- 2.Be6#
- 1...a2
- 2.Qa4#
- 1...Kxc2!
- threat
- 1.Sxc3?
- threat
- 2.Ba4#
- 2.Qa4#
- 1...Bxc2
- 2.Qb4#
- 1...a2
- 2.Qa4#
- 1...Kxc2!
- threat
- 1.Sg3?
- threat
- 2.Ba4#
- 2.Qa4#
- 1...Bxc2
- 2.Be6#
- 1...a2
- 2.Qa4#
- 1...Kxc2!
- threat
- 1.Sg5?
- threat
- 2.Ba4#
- 2.Qa4#
- 1...Bxc2
- 2.Be6#
- 1...a2
- 2.Qa4#
- 1...Kxc2!
- threat
- 1.Sd6?
- threat
- 2.Ba4#
- 2.Qa4#
- 1...Bxc2
- 2.Be6#
- 2.Qc4#
- 1...a2
- 2.Qa4#
- 1...Kxc2!
- threat
- 1.Sf6?
- threat
- 2.Ba4#
- 2.Qa4#
- 1...Bxc2
- 2.Be6#
- 1...a2
- 2.Qa4#
- 1...Kxc2!
- threat
- 1.Ba4+?
- 1...Kxa4
- 2.Sd2#
- 2.Sec5#
- 1...Kc4!
- 1...Kxa4
- 1.Be6+?
- 1...Ka4
- 2.Sd2#
- 2.Sef2#
- 2.Sxc3#
- 2.Sg3#
- 2.Sec5#
- 2.Sg5#
- 2.Sd6#
- 2.Sf6#
- 1...Kxc2!
- 1...Ka4
- 1.Qf2?
- threat
- 2.Rxc3#
- 1...Bxc2
- 2.Qf7#
- 1...Kc4!
- threat
- 1.Qg3?
- 1...Kxc2
- 2.Ba4#
- 1...Bxc2
- 2.Qg8#
- 1...a2
- 2.Rxc3#
- 1...Ba2
- 2.Rxc3#
- 1...Kc4!
- 1...Kxc2
- 1.Qh3?
- 1...Kxc2
- 2.Ba4#
- 1...Bxc2
- 2.Qe6#
- 1...a2
- 2.Rxc3#
- 1...Ba2
- 2.Rxc3#
- 1...Kc4!
- 1...Kxc2
- 1.Kb5?
- Keys
- 1.Qd8!
- 1...Kxc2
- 2.Ba4#
- 1...Kc4
- 2.Be6#
- 1...Bxc2
- 2.Qg8#
- 1...a2
- 2.Rxc3#
- 1...Ba2
- 2.Rxc3#
- 1...Kxc2
- 1.Qd8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- B(a);SBLOCK::R1(A),XP(d)
- P(b);SBLOCK::R1(A),XP(d)
- Tries
- Try
- K(E);S_FLIGHT
- Vars
- B(a);SBLOCK,XR(A)::B(F)
- P(b);SBLOCK::R1(A),XP(d)
- B(a);SBLOCK::R1(A),XP(d)
- Refutation
- K(c);S_FLIGHT,XR(A)
- Try
- S(C);CHECK
- Refutation
- K(c);S_FLIGHT,XR(A)
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- B(a);SBLOCK,XR(A)::B(F)
- P(b);::QAB1(D)
- Refutation
- K(c);S_FLIGHT,XR(A)
- Try
- S(C);XP(d)
- Threat
- DUALS(2)
- Vars
- B(a);SBLOCK,XR(A)::QAR1(D)
- P(b);::QAB1(D)
- Refutation
- K(c);S_FLIGHT,XR(A)
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- B(a);SBLOCK,XR(A)::B(F)
- P(b);::QAB1(D)
- Refutation
- K(c);S_FLIGHT,XR(A)
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- B(a);SBLOCK,XR(A)::B(F)
- P(b);::QAB1(D)
- Refutation
- K(c);S_FLIGHT,XR(A)
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- P(b);::QAB1(D)
- Refutation
- K(c);S_FLIGHT,XR(A)
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- B(a);SBLOCK,XR(A)::B(F)
- P(b);::QAB1(D)
- Refutation
- K(c);S_FLIGHT,XR(A)
- Try
- B(F);CHECK
- Refutation
- K(c);P_SPINP(d),S_FLIGHT
- Try
- B(F);CHECK
- Refutation
- K(c);S_FLIGHT,XR(A)
- Try
- Q(D);
- Threat
- R1(A),XP(d)
- Vars
- B(a);SBLOCK,XR(A)::QAB(D)
- Refutation
- K(c);P_SPINP(d),S_FLIGHT
- Try
- Q(D);
- Vars
- K(c);S_FLIGHT,XR(A)::B(F)
- B(a);SBLOCK,XR(A)::QAB(D)
- P(b);SBLOCK::R1(A),XP(d)
- B(a);SBLOCK::R1(A),XP(d)
- Refutation
- K(c);P_SPINP(d),S_FLIGHT
- Try
- Q(D);
- Vars
- K(c);S_FLIGHT,XR(A)::B(F)
- B(a);SBLOCK,XR(A)::QAB(D)
- P(b);SBLOCK::R1(A),XP(d)
- B(a);SBLOCK::R1(A),XP(d)
- Refutation
- K(c);P_SPINP(d),S_FLIGHT
- Try
- Actual
- Q(D);
- Vars
- K(c);S_FLIGHT,XR(A)::B(F)
- K(c);P_SPINP(d),S_FLIGHT::B(F)
- B(a);SBLOCK,XR(A)::QAB(D)
- P(b);SBLOCK::R1(A),XP(d)
- B(a);SBLOCK::R1(A),XP(d)
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).