MESON Chess Problem Database
Problem Display
PID: 228963 (5N1Q/2B4R/3qp1Pp/r3rp2/5k2/1b4R1/3PpN1K/8 w - - 0 1)
Manzone, Domenico
Il Secolo, 1926
#2
9 + 9
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Re3
- 2.dxe3#
- 1...Re4
- 2.Sd3#
- 2.Sh3#
- 1...Rb5
- 2.Qd4#
- 1...Rc5
- 2.Qd4#
- 1...Rd5
- 2.Sxe6#
- 1...Re3
- Tries
- 1.Re7?
- threat
- 2.Qxh6#
- 1...Re3
- 2.dxe3#
- 1...Re4
- 2.Sd3#
- 2.Sh3#
- 1...Reb5
- 2.Qd4#
- 1...Rec5
- 2.Qd4#
- 1...Red5
- 2.Sxe6#
- 1...h5
- 2.Qh6#
- 1...Qxe7!
- threat
- 1.Re7?
- Keys
- 1.Rd7!
- threat
- 2.Qxh6#
- 1...Qxf8
- 2.Rd4#
- 1...Qe7
- 2.Rd4#
- 1...Re3
- 2.dxe3#
- 1...Re4
- 2.Sd3#
- 2.Sh3#
- 1...Reb5
- 2.Qd4#
- 1...Rec5
- 2.Qd4#
- 1...Red5
- 2.Sxe6#
- 1...h5
- 2.Qh6#
- threat
- 1.Rd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- R(e);OGATE,P_SPINQ(g)::P(A),XR(e)
- R(e);OGATE,P_SPINQ(g)::QAR2(I)
- R(e);N_GUARD,P_SPINQ(g),S_CUTB(b)::S(H),XP(h)
- Tries
- Try
- R(G);
- Threat
- QAB(I),XP(i)
- Vars
- R(e);OGATE,P_SPINQ(g)::P(A),XR(e)
- R(e);OGATE,P_SPINQ(g)::QAR2(I)
- R(e);N_GUARD,P_SPINQ(g),S_CUTB(b)::S(H),XP(h)
- P(i);::QAB(I)
- Refutation
- Q(g);P_SPINR(e),XR(G)
- Try
- Actual
- R(G);
- Threat
- QAB(I),XP(i)
- Vars
- Q(g);OGATE,P_SPINR(e),XS(H)::R(G)
- Q(g);OGATE,P_SPINR(e)::R(G)
- R(e);OGATE,P_SPINQ(g)::P(A),XR(e)
- R(e);OGATE,P_SPINQ(g)::QAR2(I)
- R(e);N_GUARD,P_SPINQ(g),S_CUTB(b)::S(H),XP(h)
- P(i);::QAB(I)
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).