MESON Chess Problem Database
Problem Display
PID: 77005 (4n3/3KN3/1p3p2/1B2p3/3BkpQp/RN2p2r/6p1/1b6 w - - 0 1)
Rice, John Michael
The Problemist, 2007
#2
7 + 11
SOLUTION
- SOUND
- Sets
- 1...Rf3
- 2.Qf5#
- 1...Bd3
- 2.Bc6#
- 1...Rf3
- Tries
- 1.Ba1?
- threat
- 2.Ra4#
- 1...e2
- 2.Sd2#
- 1...Bd3
- 2.Bc6#
- 1...Sd6!
- threat
- 1.Bb2?
- threat
- 2.Ra4#
- 1...e2
- 2.Sd2#
- 1...Bd3
- 2.Bc6#
- 1...Sd6!
- threat
- 1.Bxe3?
- threat
- 2.Sd2#
- 1...Kxe3
- 2.Qe2#
- 1...Rxe3
- 2.Ra4#
- 1...Bd3!
- threat
- 1.Bxb6?
- threat
- 2.Ra4#
- 1...Bd3
- 2.Bc6#
- 1...Sd6!
- threat
- 1.Qxg2+?
- 1...f3
- 2.Qg4#
- 1...Rf3!
- 1...f3
- 1.Qg6+?
- 1...f5
- 2.Qc6#
- 1...Kf3!
- 1...f5
- 1.Ba1?
- Keys
- 1.Bxe5!
- threat
- 2.Qxf4#
- 1...Kxe5
- 2.Qe6#
- 1...fxe5
- 2.Ra4#
- 1...Rf3
- 2.Qf5#
- threat
- 1.Bxe5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- R(d);SBLOCK::QAB1(D)
- B(a);SBLOCK::B(E)
- Tries
- Try
- B(C);
- Threat
- R(A)
- Vars
- P(c);N_GUARD::S(B)
- B(a);SBLOCK::B(E)
- Refutation
- S(k);
- Try
- B(C);
- Threat
- R(A)
- Vars
- P(c);N_GUARD::S(B)
- B(a);SBLOCK::B(E)
- Refutation
- S(k);
- Try
- B(C);XP(c)
- Threat
- S(B)
- Vars
- K(e);N_SPINP(f),OGATEB,P-FLIGHT,XB(C)::QAR1(D)
- R(d);SBLOCK,XB(C)::R(A)
- Refutation
- B(a);
- Try
- B(C);XP(i)
- Threat
- R(A)
- Vars
- B(a);SBLOCK::B(E)
- Refutation
- S(k);
- Try
- Q(D);CHECK,N_PINP(f),XP(b)
- Vars
- P(f);OGATEB,P_SPINP(f)::QAR2(D)
- Refutation
- R(d);P_SPINR(d)
- Try
- Q(D);CHECK,N_PINP(f)
- Vars
- P(j);OGATE,P_SPINP(j)::QAB(D)
- Refutation
- K(e);S_FLIGHT
- Try
- Actual
- B(C);XP(h)
- Threat
- QAR1(D),XP(f)
- Vars
- K(e);N_SPINP(f),OGATEB,P-FLIGHT,XB(C)::QAR1(D)
- P(j);SBLOCK,XB(C)::R(A)
- R(d);SBLOCK::QAB1(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).