MESON Chess Problem Database
Problem Display
PID: 94794 (8/1p6/8/1N3K2/1p6/1P1B3n/3R4/k5bQ w - - 0 1)
Andrade, Barry Jack da Costa
British Chess Magazine, 1940
#2
6 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sf2
- 2.Qh8#
- 1...Sf4
- 2.Qxg1#
- 1...Sg5
- 2.Qxg1#
- 1...b6
- 2.Qa8#
- 1...Sf2
- Tries
- 1.Kg4?
- 1...Sf4
- 2.Qxg1#
- 1...Sg5
- 2.Qxg1#
- 1...b6
- 2.Qa8#
- 1...Sf2+!
- 1...Sf4
- 1.Ke5?
- 1...Sf4
- 2.Qxg1#
- 1...Sg5
- 2.Qxg1#
- 1...b6
- 2.Qa8#
- 1...Sf2!
- 1...Sf4
- 1.Kf6?
- 1...Sf4
- 2.Qxg1#
- 1...Sg5
- 2.Qxg1#
- 1...b6
- 2.Qa8#
- 1...Sf2!
- 1...Sf4
- 1.Kg6?
- 1...Sf2
- 2.Qh8#
- 1...Sg5
- 2.Qxg1#
- 1...b6
- 2.Qa8#
- 1...Sf4+!
- 1...Sf2
- 1.Sd4?
- 1...Sf4
- 2.Qxg1#
- 1...Sg5
- 2.Qxg1#
- 1...b5
- 2.Qa8#
- 1...b6
- 2.Qa8#
- 1...Sf2!
- 1...Sf4
- 1.Sd6?
- 1...Sf2
- 2.Qh8#
- 1...Sf4
- 2.Qxg1#
- 1...Sg5
- 2.Qxg1#
- 1...b6
- 2.Qa8#
- 1...b5!
- 1...Sf2
- 1.Sc7?
- 1...Sf2
- 2.Qh8#
- 1...Sf4
- 2.Qxg1#
- 1...Sg5
- 2.Qxg1#
- 1...b6
- 2.Qa8#
- 1...b5!
- 1...Sf2
- 1.Be4?
- 1...Sf2
- 2.Qh8#
- 1...Sf4
- 2.Qxg1#
- 1...Sg5
- 2.Qxg1#
- 1...b6!
- 1...Sf2
- 1.Rf2?
- 1...Sf4
- 2.Qxg1#
- 2.Qh8#
- 1...Sg5
- 2.Qxg1#
- 2.Qh8#
- 1...b6
- 2.Qa8#
- 1...Sxf2!
- 1...Sf4
- 1.Rh2?
- 1...Sf4
- 2.Qxg1#
- 1...Sg5
- 2.Qxg1#
- 1...b6
- 2.Qa8#
- 1...Sf2!
- 1...Sf4
- 1.Qg2?
- threat
- 2.Rd1#
- 2.Ra2#
- 2.Qf1#
- 1...Sf2
- 2.Qg7#
- 1...Be3
- 2.Ra2#
- 2.Qf1#
- 1...Bf2!
- threat
- 1.Qf3?
- threat
- 2.Qd1#
- 2.Qf1#
- 1...Bf2
- 2.Qd1#
- 1...Sf2!
- threat
- 1.Kg4?
- Keys
- 1.Re2!
- 1...Sf2
- 2.Qh8#
- 1...Sf4
- 2.Qxg1#
- 1...Sg5
- 2.Qxg1#
- 1...b6
- 2.Qa8#
- 1...Sf2
- 1.Re2!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(c);OGATE::QAB(A)
- S(c);N_GUARD::QAR(A),XB(b)
- P(e);OGATE::QAB(A)
- Tries
- Try
- K(F);S_FLIGHT
- Vars
- S(c);N_GUARD::QAR(A),XB(b)
- P(e);OGATE::QAB(A)
- Refutation
- S(c);CHECK
- Try
- K(F);P-FLIGHT
- Vars
- S(c);N_GUARD::QAR(A),XB(b)
- P(e);OGATE::QAB(A)
- Refutation
- S(c);
- Try
- K(F);P-FLIGHT
- Vars
- S(c);N_GUARD::QAR(A),XB(b)
- P(e);OGATE::QAB(A)
- Refutation
- S(c);
- Try
- K(F);S_FLIGHT
- Vars
- S(c);OGATE::QAB(A)
- S(c);N_GUARD::QAR(A),XB(b)
- P(e);OGATE::QAB(A)
- Refutation
- S(c);CHECK
- Try
- S(E);
- Vars
- S(c);N_GUARD::QAR(A),XB(b)
- P(e);OGATE::QAB(A)
- Refutation
- S(c);
- Try
- S(E);
- Vars
- S(c);OGATE::QAB(A)
- S(c);N_GUARD::QAR(A),XB(b)
- P(e);OGATE::QAB(A)
- Refutation
- P(e);
- Try
- S(E);
- Vars
- S(c);OGATE::QAB(A)
- S(c);N_GUARD::QAR(A),XB(b)
- P(e);OGATE::QAB(A)
- Refutation
- P(e);
- Try
- B(D);
- Vars
- S(c);OGATE::QAB(A)
- S(c);N_GUARD::QAR(A),XB(b)
- Refutation
- P(e);
- Try
- R(B);
- Vars
- P(e);OGATE::QAB(A)
- Refutation
- S(c);XR(B)
- Try
- R(B);
- Vars
- S(c);N_GUARD::QAR(A),XB(b)
- P(e);OGATE::QAB(A)
- Refutation
- S(c);
- Try
- Q(A);N_PINB(b)
- Threat
- DUALS(3)
- Vars
- S(c);S_CUTB(b)::QAB(A)
- Refutation
- B(b);
- Try
- Q(A);N_PINB(b)
- Threat
- DUALS(2)
- Vars
- B(b);::QAR(A)
- Refutation
- S(c);
- Try
- Actual
- R(B);
- Vars
- S(c);OGATE::QAB(A)
- S(c);N_GUARD::QAR(A),XB(b)
- P(e);OGATE::QAB(A)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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