MESON Chess Problem Database
Problem Display
PID: 231211 (8/8/8/n2Rp2p/B1pp3B/1r4QK/NR1pP1P1/2Nk4 w - - 0 1)
Mari, Alberto
L'Italia Scacchistica, 1927
#2
10 + 8
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...dxc1S
- 2.Sc3#
- 1...dxc1B
- 2.Sc3#
- 1...dxc1S
- Tries
- 1.Sc3+?
- 1...dxc3
- 2.Qe1#
- 1...Kxc1!
- 1...dxc3
- 1.Rxd4?
- threat
- 2.Rbxd2#
- 2.Rdxd2#
- 1...c3
- 2.Qe1#
- 1...exd4!
- threat
- 1.Qd3?
- threat
- 2.Rxd2#
- 1...c3
- 2.Qc2#
- 1...cxd3!
- threat
- 1.Qf3?
- threat
- 2.e3#
- 2.e4#
- 1...dxc1S
- 2.Sc3#
- 1...e4!
- threat
- 1.e3?
- threat
- 2.Qf3#
- 1...dxc1S
- 2.Sc3#
- 2.Qe1#
- 1...dxe3
- 2.Qe1#
- 1...e4!
- threat
- 1.Sc3+?
- Keys
- 1.e4!
- threat
- 2.Qf3#
- 1...dxc1S
- 2.Sc3#
- 1...dxe4 ep
- 2.Qe1#
- threat
- 1.e4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- P(b);P_SPINP(e),SBLOCK,XS(A)::S(B)
- Tries
- Try
- S(B);CHECK,N_SPINQ(F)
- Vars
- P(e);P_SPINP(b),XS(B)::QAR1(F)
- Refutation
- K(a);N_SPINR(c),P-FLIGHT,XS(A)
- Try
- R(J);P_PINP(b),XP(e)
- Threat
- DUALS(2)
- Vars
- P(d);N_PINQ(F)::QAR1(F)
- Refutation
- P(g);N_SPINP(b),XR(J)
- Try
- Q(F);P_PINP(b)
- Threat
- R1(C),XP(b)
- Vars
- P(d);N_PINQ(F)::QAB1(F)
- Refutation
- P(d);N_SPINP(b),XQ(F)
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- P(b);P_SPINP(e),SBLOCK,XS(A)::S(B)
- Refutation
- P(g);
- Try
- P(D);N_SPINQ(F)
- Threat
- QAB(F)
- Vars
- P(e);P_SPINP(b),XP(D)::QAR1(F)
- Refutation
- P(g);
- Try
- Actual
- P(D);
- Threat
- QAB(F)
- Vars
- P(b);P_SPINP(e),SBLOCK,XS(A)::S(B)
- P(e);EP,N_PINQ(F),P_SPINP(b),XP(D)::QAR1(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).