MESON Chess Problem Database
Problem Display
PID: 263107 (8/3b1B2/3QpP2/BNp2PRr/3pk1p1/3pP3/6Kn/b1N5 w - - 0 1)
Novitski, Petr Adrinovich
5th HM., SuperProblem, 2020
#2
10 + 10
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Kxe3
- 2.Qe5#
- 1...Bxb5
- 2.Qxe6#
- 1...Bc6
- 2.Qxe6#
- 1...Be8
- 2.Qxe6#
- 1...exf5
- 2.Qf4#
- 1...Kxe3
- Tries
- 1.Bc7?
- threat
- 2.Qe5#
- 1...Kxe3
- 2.Qf4#
- 1...dxe3
- 2.Qxd3#
- 1...e5
- 2.Qxe5#
- 1...Sf3!
- threat
- 1.Rxg4+?
- 1...Kxe3
- 2.Qf4#
- 2.Qe5#
- 1...Kxf5
- 2.Qf4#
- 1...Sxg4!
- 1...Kxe3
- 1.fxe6?
- threat
- 2.Qf4#
- 2.Qe5#
- 1...Kxe3
- 2.Qe5#
- 1...dxe3
- 2.Bg6#
- 1...Sf3
- 2.Qf4#
- 1...Rxg5!
- threat
- 1.Bc7?
- Keys
- 1.Bxe6!
- threat
- 2.Qf4#
- 1...Kxe3
- 2.Qe5#
- 1...Bxe6
- 2.Qxe6#
- 1...dxe3
- 2.Bd5#
- threat
- 1.Bxe6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 4
- Sets
- K(e);N_GUARD,P-FLIGHT,XP(C)::QAR2(H)
- B(j);N_GUARD,XS(E)::QAR2(H),XP(i)
- B(j);N_GUARD::QAR2(H),XP(i)
- P(i);XP(F)::QAR1(H)
- Tries
- Try
- B(D);
- Threat
- QAR1(H)
- Vars
- K(e);N_GUARD,P-FLIGHT,XP(C)::QAB1(H)
- P(d);OGATE,XP(C)::QAB1(H),XP(c)
- P(i);::QAR1(H),XP(i)
- Refutation
- S(b);
- Try
- R(G);CHECK,XP(f)
- Vars
- K(e);N_GUARD,S_FLIGHT,XP(F)::QAR1(H)
- Refutation
- S(b);XR(G)
- Try
- P(F);XP(i)
- Threat
- DUALS(2)
- Vars
- K(e);P-FLIGHT,XP(C)::QAR2(H)
- P(d);SBLOCK,XP(C)::B(J)
- S(b);::QAR1(H)
- Refutation
- R(h);XR(G)
- Try
- Actual
- B(J);XP(i)
- Threat
- QAR1(H)
- Vars
- K(e);N_GUARD,P-FLIGHT,XP(C)::QAR2(H)
- B(j);OGATE,XB(J)::QAR2(H),XB(j)
- P(d);SBLOCK,XP(C)::B(J)
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).