MESON Chess Problem Database
Problem Display
PID: 103545 (8/pN6/P3p3/P3P3/pk3p2/3QpP2/K7/6B1 w - - 0 1)
de Gaetano, G
La Scacchiera, 1954
#2
8 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...e2
- 2.Bc5#
- 1...a3
- 2.Qb3#
- 1...e2
- Tries
- 1.Ka1?
- 1...e2
- 2.Bc5#
- 1...a3!
- 1...e2
- 1.Kb1?
- 1...e2
- 2.Bc5#
- 1...a3!
- 1...e2
- 1.Kb2?
- 1...e2
- 2.Bc5#
- 1...a3+!
- 1...e2
- 1.Bf2?
- threat
- 2.Be1#
- 1...a3
- 2.Qb3#
- 1...exf2!
- threat
- 1.Bh2?
- 1...a3
- 2.Qb3#
- 1...e2!
- 1...a3
- 1.Bxe3?
- threat
- 2.Bd2#
- 2.Bc5#
- 1...a3
- 2.Qb3#
- 1...fxe3!
- threat
- 1.Qc2?
- threat
- 2.Qc5#
- 1...a3
- 2.Qb3#
- 1...Kb5!
- threat
- 1.Ka1?
- Keys
- 1.Sd6!
- 1...Kxa5
- 2.Qb5#
- 1...Kc5
- 2.Qc4#
- 1...a3
- 2.Qxa3#
- 1...e2
- 2.Qd2#
- 1...Kxa5
- 1.Sd6!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- P(a);OGATE::B(A)
- P(b);N_GUARD::QAR1(C)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- P(a);OGATE::B(A)
- Refutation
- P(b);
- Try
- K(B);S_FLIGHT
- Vars
- P(a);OGATE::B(A)
- Refutation
- P(b);
- Try
- K(B);P-FLIGHT
- Vars
- P(a);OGATE::B(A)
- Refutation
- P(b);CHECK
- Try
- B(A);
- Threat
- B(A)
- Vars
- P(b);N_GUARD::QAR1(C)
- Refutation
- P(a);XB(A)
- Try
- B(A);
- Vars
- P(b);N_GUARD::QAR1(C)
- Refutation
- P(a);
- Try
- B(A);XP(a)
- Threat
- DUALS(2)
- Vars
- P(b);N_GUARD::QAR1(C)
- Refutation
- P(d);XB(A)
- Try
- Q(C);
- Threat
- QAB1(C)
- Vars
- P(b);N_GUARD::QAR1(C)
- Refutation
- K(c);P-FLIGHT
- Try
- Actual
- S(H);
- Vars
- K(c);S_FLIGHT,XP(E)::QAR1(C)
- K(c);P_SPINP(a),S_FLIGHT::QAR1(C)
- P(b);::QAB1(C),XP(b)
- P(a);N_GUARD::QAB(C)
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).