MESON Chess Problem Database
Problem Display
PID: 104490 (8/8/1p3p2/4pB2/Np2R3/1pbk4/prpN4/nbQ1K3 w - - 0 1)
Nesic, Milivoj S
Mat, 1974
#2
6 + 12
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bxd2+
- 2.Qxd2#
- 1...Bd4
- 2.Rxe5#
- 1...b5
- 2.Sc5#
- 1...Bxd2+
- Tries
- 1.Kf1?
- 1...Bd4
- 2.Rxe5#
- 1...b5
- 2.Sc5#
- 1...Bxd2!
- 1...Bd4
- 1.Sxb6?
- 1...Bxd2+
- 2.Qxd2#
- 1...Bd4!
- 1...Bxd2+
- 1.Be6?
- threat
- 2.Bc4#
- 1...b5
- 2.Sc5#
- 1...Bxd2+!
- threat
- 1.Bd7?
- threat
- 2.Bb5#
- 1...b5
- 2.Sc5#
- 2.Bxb5#
- 1...Bxd2+!
- threat
- 1.Re3+?
- 1...Kd4
- 2.Rd3#
- 1...Kxe3!
- 1...Kd4
- 1.Kf1?
- Keys
- 1.Kf2!
- 1...Bd4+
- 2.Re3#
- 1...Bxd2
- 2.Qf1#
- 1...b5
- 2.Sc5#
- 1...Bd4+
- 1.Kf2!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(g);CHECK,OGATE,XS(C)::QAR1(A),XB(g)
- B(g);N_PINS(C),SBLOCK::B(F)+R(E),XP(j)
- P(k);N_GUARD::S(D)
- Tries
- Try
- K(B);N_SPINS(C),P-FLIGHT
- Vars
- B(g);SBLOCK::B(F)+R(E),XP(j)
- P(k);N_GUARD::S(D)
- Refutation
- B(g);XS(C)
- Try
- S(D);XP(k)
- Vars
- B(g);CHECK,OGATE,XS(C)::QAR1(A),XB(g)
- Refutation
- B(g);N_PINS(C)
- Try
- B(F);
- Threat
- B(F)
- Vars
- P(k);N_GUARD::S(D)
- Refutation
- B(g);CHECK,XS(C)
- Try
- B(F);
- Threat
- B(F)
- Refutation
- B(g);CHECK,XS(C)
- Try
- R(E);CHECK
- Vars
- K(h);P-FLIGHT::R1(E)
- Refutation
- K(h);P-FLIGHT,XR(E)
- Try
- Actual
- K(B);N_SPINS(C),S_FLIGHT
- Vars
- B(g);CHECK,SBLOCK::B(F)+R(E),DCHECK
- B(g);SBLOCK,XS(C)::QAB(A)
- P(k);N_GUARD::S(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).