MESON Chess Problem Database
Problem Display
PID: 105332 (8/8/2p5/4n2b/K2Q1p1r/2b3B1/3RBP1N/4kN2 w - - 0 1)
Velimirovic, Milan
Mat Plus, 1998
#2
8 + 7
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ba1
- 2.Qxa1#
- 1...Bxd2
- 2.Qxd2#
- 1...Bb4
- 2.Qa1#
- 1...Ba5
- 2.Qa1#
- 1...Sg4
- 2.Sf3#
- 1...Ba1
- Tries
- 1.Bf3?
- threat
- 2.Rd1#
- 2.Re2#
- 2.Qe4#
- 1...Rxh2
- 2.Rd1#
- 1...Bxd2
- 2.Qxd2#
- 1...Bxd4
- 2.Rd1#
- 1...Sxf3
- 2.Qe4#
- 1...fxg3
- 2.Rd1#
- 2.Re2#
- 1...Bg6
- 2.Rd1#
- 2.Re2#
- 1...Sd3
- 2.Rd1#
- 2.Qe4#
- 1...Sc4
- 2.Rd1#
- 2.Re2#
- 1...Sg4
- 2.Rd1#
- 2.Re2#
- 1...Bxf3!
- threat
- 1.Qe4?
- threat
- 2.Bf3#
- 2.Bg4#
- 2.Bxh5#
- 2.Rd1#
- 2.Qb1#
- 1...Rxh2
- 2.Rd1#
- 2.Qb1#
- 1...Bxe2
- 2.Qxe2#
- 1...fxg3
- 2.Bg4#
- 1...Rg4
- 2.Bd1#
- 2.Bd3#
- 2.Bf3#
- 2.Bc4#
- 2.Bxg4#
- 2.Bb5#
- 2.Ba6#
- 2.Rd1#
- 2.Qb1#
- 1...Bb2
- 2.Bf3#
- 2.Bg4#
- 2.Bxh5#
- 2.Rd1#
- 1...Bd4
- 2.Rd1#
- 2.Qb1#
- 1...Bf3
- 2.Bxf3#
- 2.Rd1#
- 2.Qb1#
- 1...Bg4
- 2.Bf3#
- 2.Bxg4#
- 2.Rd1#
- 2.Qb1#
- 1...Bg6
- 2.Rd1#
- 1...Bf7
- 2.Bd1#
- 2.Bd3#
- 2.Bf3#
- 2.Bc4#
- 2.Bg4#
- 2.Bb5#
- 2.Bh5#
- 2.Ba6#
- 2.Rd1#
- 2.Qb1#
- 1...Be8
- 2.Bd1#
- 2.Bd3#
- 2.Bf3#
- 2.Bc4#
- 2.Bg4#
- 2.Bb5#
- 2.Bh5#
- 2.Ba6#
- 2.Rd1#
- 2.Qb1#
- 1...Sd3
- 2.Bf3#
- 2.Bg4#
- 2.Bxh5#
- 2.Rd1#
- 1...Sf3
- 2.Bd1#
- 2.Bd3#
- 2.Bxf3#
- 2.Bc4#
- 2.Bb5#
- 2.Ba6#
- 2.Rd1#
- 2.Qb1#
- 1...Sc4
- 2.Rd1#
- 2.Qb1#
- 1...Sg4
- 2.Sf3#
- 2.Bxg4#
- 2.Rd1#
- 2.Qb1#
- 1...f3
- 2.Rd1#
- 1...Bxd2!
- threat
- 1.Bf3?
- Keys
- 1.Qe3!
- threat
- 2.Rd1#
- 1...fxe3+
- 2.f4#
- 1...fxg3+
- 2.Bg4#
- 1...f3+
- 2.Bc4#
- 1...Bxd2
- 2.Qxd2#
- 1...Bxe2
- 2.Qxe2#
- threat
- 1.Qe3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 4
- Sets
- B(b);OGATE::QAR(H),XB(b)
- B(b);OGATE,XR(B)::QAB1(H),XB(b)
- B(b);OGATE::QAR(H)
- S(e);N_GUARD,S_CUTB(f)::S(E)
- Tries
- Try
- B(C);
- Threat
- DUALS(3)
- Vars
- R(d);XS(E)::R1(B)
- B(b);OGATE,XR(B)::QAB1(H),XB(b)
- B(b);XQ(H)::R1(B)
- S(e);XB(C)::QAR(H)
- Refutation
- B(f);XB(C)
- Try
- Q(H);
- Threat
- DUALS(5)
- Vars
- B(f);OGATE,P_SPINB(f),XB(C)::QAR1(H),XB(f)
- P(c);P_PINQ(H),XB(F)::QAR(H)+B(C)
- B(f);::R1(B)
- P(c);P_PINQ(H)::R1(B)
- Refutation
- B(b);XR(B)
- Try
- Actual
- Q(H);
- Threat
- R1(B)
- Vars
- P(c);CHECK,OGATE,XQ(H)::B(F)+P(D)
- P(c);CHECK,N_GUARD,XB(F)::QAR(H)+B(C)
- P(c);CHECK,N_GUARD,S_CUTB(f)::QAR(H)+B(C)
- B(b);OGATE,XR(B)::QAB1(H),XB(b)
- B(f);OGATE,P_SPINB(f),XB(C)::QAR1(H),XB(f)
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).