MESON Chess Problem Database
Problem Display
PID: 175757 (3Nn3/1p6/bP1pNR2/1p1k2rn/pK1Bpp2/2P1R2p/3Q2rP/3B4 w - - 0 1)
Vergani, Benjamin
2nd Prize, Tribuna Sport, 1898
#2
11 + 13
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rg1
- 2.Qa2#
- 1...R2g3
- 2.Qa2#
- 1...R2g4
- 2.Qa2#
- 1...R5g3
- 2.Rf5#
- 1...R5g4
- 2.Rf5#
- 1...Rf5
- 2.Rxf5#
- 1...Rg6
- 2.Rf5#
- 1...Rg7
- 2.Rf5#
- 1...Rg8
- 2.Rf5#
- 1...Sg3
- 2.Sxf4#
- 1...Shxf6
- 2.Sxf4#
- 1...Shg7
- 2.Sxf4#
- 1...Sexf6
- 2.Sc7#
- 1...Sc7
- 2.Sxc7#
- 1...Seg7
- 2.Sc7#
- 1...a3
- 2.Bb3#
- 1...Rg1
- Tries
- 1.Bxh5?
- threat
- 2.Sxf4#
- 1...fxe3
- 2.Sf4#
- 1...R2g4
- 2.Qa2#
- 1...R5g4
- 2.Rf5#
- 1...Rf5
- 2.Rxf5#
- 1...f3
- 2.Sf4#
- 1...Rf2!
- threat
- 1.Bc5+?
- 1...Ke5
- 2.Qd4#
- 1...Rxd2!
- 1...Ke5
- 1.Be5+?
- 1...Kxe5
- 2.Qd4#
- 1...Rxd2!
- 1...Kxe5
- 1.Qxg2?
- threat
- 2.Qxe4#
- 2.Qa2#
- 2.Qxg5#
- 1...Rxg2
- 2.Rf5#
- 1...Shxf6
- 2.Sxf4#
- 2.Qa2#
- 2.Qxg5#
- 1...Sexf6
- 2.Sc7#
- 2.Qa2#
- 2.Qxg5#
- 1...fxe3
- 2.Qa2#
- 2.Qxg5#
- 1...Rg3
- 2.Rf5#
- 2.Qxe4#
- 2.Qa2#
- 1...Rg4
- 2.Rf5#
- 2.Qxe4#
- 2.Qa2#
- 1...Re5
- 2.Qa2#
- 1...Rf5
- 2.Rxf5#
- 2.Qxe4#
- 2.Qa2#
- 1...Rg6
- 2.Rf5#
- 2.Qxe4#
- 2.Qa2#
- 1...Rg7
- 2.Rf5#
- 2.Qxe4#
- 2.Qa2#
- 1...Rg8
- 2.Rf5#
- 2.Qxe4#
- 2.Qa2#
- 1...Sg3
- 2.Sxf4#
- 2.Qa2#
- 1...Shg7
- 2.Sxf4#
- 2.Qxe4#
- 2.Qa2#
- 1...Seg7
- 2.Sc7#
- 2.Qxe4#
- 2.Qa2#
- 1...f3
- 2.Qa2#
- 2.Qxg5#
- 1...hxg2!
- threat
- 1.Bxh5?
- Keys
- 1.Rg3!
- 1...Rxd2
- 2.Rxg5#
- 1...Rxh2
- 2.Rxg5#
- 1...R2xg3
- 2.Qa2#
- 1...R5xg3
- 2.Rf5#
- 1...Sxg3
- 2.Sxf4#
- 1...Shxf6
- 2.Sxf4#
- 1...Sexf6
- 2.Sc7#
- 1...fxg3
- 2.Qxg5#
- 1...e3
- 2.Bf3#
- 1...Rg1
- 2.Qa2#
- 1...Re2
- 2.Rxg5#
- 1...Rf2
- 2.Rxg5#
- 1...Rg4
- 2.Rf5#
- 1...Re5
- 2.Bf2#
- 1...Rf5
- 2.Rxf5#
- 1...Rg6
- 2.Rf5#
- 1...Rg7
- 2.Rf5#
- 1...Rg8
- 2.Rf5#
- 1...Shg7
- 2.Sxf4#
- 1...Sc7
- 2.Sxc7#
- 1...Seg7
- 2.Sc7#
- 1...a3
- 2.Bb3#
- 1...f3
- 2.Qxg5#
- 1...Rxd2
- 1.Rg3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 1
- Sets
- R(a);N_GUARD::QAB(B)
- R(h);N_GUARD::R(J)
- R(h);N_GUARD::R(J),XR(h)
- S(i);N_GUARD::S(I),XP(e)
- S(i);N_GUARD,XR(J)::S(I),XP(e)
- S(m);N_GUARD,XR(J)::S(I)
- S(m);N_GUARD::S(I),XS(m)
- S(m);N_GUARD::S(I)
- P(c);N_GUARD::B(A)
- Tries
- Try
- B(A);XS(i)
- Threat
- S(I),XP(e)
- Vars
- P(e);XR(E)::S(I)
- R(a);N_GUARD::QAB(B)
- R(h);N_GUARD::R(J)
- R(h);N_GUARD::R(J),XR(h)
- P(e);::S(I)
- Refutation
- R(a);
- Try
- B(G);CHECK
- Vars
- K(g);P-FLIGHT,P_SPINP(d)::QAB1(B)
- Refutation
- R(a);XQ(B)
- Try
- B(G);CHECK
- Vars
- K(g);P-FLIGHT,P_SPINP(d),XB(G)::QAB1(B)
- Refutation
- R(a);XQ(B)
- Try
- Q(B);P_PINP(d),XR(a)
- Threat
- DUALS(3)
- Vars
- R(h);N_GUARD,N_SPINP(d),XQ(B)::R(J)
- R(h);::QAB(B)
- Refutation
- P(b);N_SPINP(d),XQ(B)
- Try
- Actual
- R(E);
- Vars
- R(a);N_GUARD,XQ(B)::R(E),XR(h)
- R(a);N_GUARD,XP(C)::R(E),XR(h)
- R(a);N_GUARD,XR(E)::QAB(B)
- R(h);N_GUARD,XR(E)::R(J)
- S(i);N_GUARD,XR(E)::S(I),XP(e)
- S(i);N_GUARD,XR(J)::S(I),XP(e)
- S(m);N_GUARD,XR(J)::S(I)
- P(e);OGATE,XR(E)::QAR(B),XR(h)
- P(d);OGATEB::B(A)
- R(a);N_GUARD::QAB(B)
- R(a);N_GUARD::R(E),XR(h)
- R(h);N_GUARD::R(J)
- R(h);SBLOCK::QAR(B)+B(G)
- R(h);N_GUARD::R(J),XR(h)
- S(i);N_GUARD::S(I),XP(e)
- S(m);N_GUARD::S(I),XS(m)
- S(m);N_GUARD::S(I)
- P(c);N_GUARD::B(A)
- P(e);OGATE::QAR(B),XR(h)
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).