MESON Chess Problem Database
Problem Display
PID: 166996 (2Br4/5Np1/4P2p/2pN2rR/4kPP1/1bP1P3/QPpR1K2/8 w - - 0 1)
Colaneri, Bruno
5th Comm., Musante-100 MT, 2017
#2
13 + 8
| 4901 | Best Problems | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rxg4
- 2.Re5#
- 1...Re5
- 2.Rxe5#
- 1...Rg6
- 2.Re5#
- 1...Rd6
- 2.Sxd6#
- 1...Rxc8
- 2.Sd6#
- 1...Re8
- 2.Sd6#
- 1...Rf8
- 2.Sd6#
- 1...Rg8
- 2.Sd6#
- 1...Rh8
- 2.Sd6#
- 1...Ba4
- 2.Qc4#
- 1...Bc4
- 2.Qxc4#
- 1...c4
- 2.Rd4#
- 1...g6
- 2.Sf6#
- 1...Rxg4
- Tries
- 1.Rxg5?
- threat
- 2.Re5#
- 1...hxg5
- 2.Sxg5#
- 1...Rxd5!
- threat
- 1.Qa4+?
- 1...Bc4
- 2.Qxc4#
- 1...c4
- 2.Rd4#
- 1...Bxa4!
- 1...Bc4
- 1.Qa8?
- threat
- 2.Sf6#
- 1...Rgxd5
- 2.Re5#
- 1...Rdxd5
- 2.Sd6#
- 1...Bxd5!
- threat
- 1.Rxg5?
- Keys
- 1.Bb7!
- threat
- 2.Sf6#
- 1...Rgxd5
- 2.Re5#
- 1...Rdxd5
- 2.Sd6#
- 1...Bxd5
- 2.Qc4#
- threat
- 1.Bb7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 13
- Sets
- R(e);OGATE,XP(H)::R1(J)
- R(e);OGATE::R1(J),XR(e)
- R(e);OGATE::R1(J)
- R(h);N_GUARD::S(L),XR(h)
- R(h);N_GUARD,XB(M)::S(L)
- R(h);N_GUARD::S(L)
- B(b);OGATE::QAR2(A)
- B(b);OGATE::QAR2(A),XB(b)
- P(d);N_GUARD::R1(C)
- P(g);N_GUARD::S(I)
- Tries
- Try
- R(J);XR(e)
- Threat
- R1(J)
- Vars
- P(f);XR(J)::S(L),XP(f)
- Refutation
- R(h);XS(I)
- Try
- Q(A);CHECK
- Vars
- B(b);N_GUARD,P_SPINB(b)::QAR2(A),XB(b)
- P(d);N_GUARD,P_SPINP(d)::R1(C)
- Refutation
- B(b);XQ(A)
- Try
- Q(A);
- Threat
- QAB(A)+S(I),DCHECK
- Vars
- R(e);OGATE,P_SPINR(e),XS(I)::R1(J)
- R(h);N_GUARD,P_SPINR(h),XS(I)::S(L)
- Refutation
- B(b);P_SPINB(b),XS(I)
- Try
- Actual
- B(M);
- Threat
- B(M)+S(I),DCHECK
- Vars
- R(e);OGATE,P_SPINR(e),XS(I)::R1(J)
- R(h);N_GUARD,P_SPINR(h),XS(I)::S(L)
- B(b);OGATE,P_SPINB(b),XS(I)::QAR2(A)
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).