MESON Chess Problem Database
Problem Display
PID: 94786 (b1N4b/1r4r1/pP2k3/q1PR1RPP/2N2P2/1Q6/n2p1p2/3n1K2 w - - 0 1)
Stocchi, Ottavio
Magasinet, 1947
#2
11 + 11
| 14475 | Mat Plus Review | 2007 |
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rbd7
- 2.Rde5#
- 1...Rbf7
- 2.Rfe5#
- 1...Sb2
- 2.Qe3#
- 1...Se3+
- 2.Qxe3#
- 1...Rbd7
- Tries
- 1.Se3?
- threat
- 2.Rxd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd6#
- 2.Rd8#
- 2.Rf6#
- 1...Sxe3+
- 2.Qxe3#
- 1...Qxb6
- 2.Rd6#
- 2.Rf6#
- 1...Qxc5
- 2.Rd6#
- 2.Rf6#
- 1...Rxb6
- 2.Rd6#
- 2.Rf6#
- 1...Rxg5
- 2.Rxd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd6#
- 2.Rd8#
- 1...Qc3
- 2.Rd6#
- 1...Qb4
- 2.Rd6#
- 2.Rf6#
- 1...Qa3
- 2.Rd6#
- 2.Rf6#
- 1...Qa4
- 2.Rd6#
- 2.Rf6#
- 1...Ra7
- 2.Rd6#
- 2.Rf6#
- 1...Rbc7
- 2.Rd6#
- 2.Rf6#
- 1...Rbd7
- 2.Rde5#
- 2.Rd6#
- 2.Rf6#
- 1...Rbe7
- 2.Rd6#
- 2.Rf6#
- 1...Rbf7
- 2.Rd6#
- 2.Rfe5#
- 1...Rb8
- 2.Rd6#
- 2.Rf6#
- 1...Rg6
- 2.Rxd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd6#
- 2.Rd8#
- 1...Rgc7
- 2.Rxd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd6#
- 2.Rd8#
- 1...Rgd7
- 2.Rde5#
- 2.Rd6#
- 1...Rge7
- 2.Rxd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd6#
- 2.Rd8#
- 1...Rgf7
- 2.Rxd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd6#
- 2.Rd8#
- 1...Rh7
- 2.Rxd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd6#
- 2.Rd8#
- 1...Rg8
- 2.Rxd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd6#
- 2.Rd8#
- 1...Sb2
- 2.Rd6#
- 2.Rf6#
- 1...Sdc3
- 2.Rd6#
- 2.Rf6#
- 1...Sc1
- 2.Rd6#
- 2.Rf6#
- 1...Sac3
- 2.Rd6#
- 2.Rf6#
- 1...Sb4
- 2.Rd6#
- 2.Rf6#
- 1...Qb5+!
- threat
- 1.Qd3?
- threat
- 2.Rde5#
- 2.Rd6#
- 2.Rf6#
- 2.Qe4#
- 1...Se3+
- 2.Qxe3#
- 1...Qxb6
- 2.Rde5#
- 2.Rf6#
- 2.Qe4#
- 1...Qxc5
- 2.Rf6#
- 2.Qe4#
- 1...Rxb6
- 2.Rde5#
- 2.Rf6#
- 2.Qe4#
- 1...Rxg5
- 2.Rd6#
- 1...Qc3
- 2.Rd6#
- 1...Rbd7
- 2.Rde5#
- 2.Rf6#
- 2.Qe4#
- 1...Rbf7
- 2.Rde5#
- 2.Rd6#
- 2.Rfe5#
- 2.Qe4#
- 1...Rg6
- 2.Rd6#
- 1...Rgc7
- 2.Rd6#
- 1...Rge7
- 2.Rd6#
- 1...Rgf7
- 2.Rd6#
- 1...Rh7
- 2.Rd6#
- 1...Rg8
- 2.Rd6#
- 1...Sdc3
- 2.Rde5#
- 2.Rd6#
- 2.Rf6#
- 1...Sac3
- 2.Rde5#
- 2.Rd6#
- 2.Rf6#
- 1...Rgd7!
- threat
- 1.Se3?
- Keys
- 1.Rd4!
- threat
- 2.Se3#
- 2.Rf6#
- 1...Se3+
- 2.Sxe3#
- 1...Kxf5
- 2.Qh3#
- 1...Qxb6
- 2.Rf6#
- 1...Qxc5
- 2.Rf6#
- 1...Rxb6
- 2.Rf6#
- 1...Rxg5
- 2.Se3#
- 1...Qc3
- 2.Rf6#
- 1...Qb4
- 2.Rf6#
- 1...Qa3
- 2.Rf6#
- 1...Qa4
- 2.Rf6#
- 1...Qb5
- 2.Rf6#
- 1...Ra7
- 2.Rf6#
- 1...Rbc7
- 2.Rf6#
- 1...Rbd7
- 2.Rf6#
- 1...Rbe7
- 2.Rf6#
- 1...Rbf7
- 2.Re5#
- 1...Rb8
- 2.Rf6#
- 1...Rg6
- 2.Se3#
- 1...Rgc7
- 2.Se3#
- 1...Rgd7
- 2.S4d6#
- 1...Rge7
- 2.Se3#
- 1...Rgf7
- 2.Se3#
- 1...Rh7
- 2.Se3#
- 1...Rg8
- 2.Se3#
- 1...Sb2
- 2.Rf6#
- 1...Sdc3
- 2.Rf6#
- 1...Sc1
- 2.Rf6#
- 1...Sac3
- 2.Rf6#
- 1...Sb4
- 2.Rf6#
- threat
- 1.Rd4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 25
- REMOVED MATES = 0
- Sets
- R(h);SBLOCK::R1(F)
- R(h);SBLOCK::R1(G)
- S(a);N_GUARD::QAR(B)
- S(a);CHECK,N_GUARD::QAR(B),XS(a)
- Tries
- Try
- S(C);
- Threat
- DUALS(6)
- Vars
- S(a);CHECK,OGATE,XS(C)::QAR(B),XS(a)
- Q(e);::QAB(B)+R(F),DCHECK
- Refutation
- Q(e);CHECK
- Try
- Q(B);
- Threat
- DUALS(4)
- Vars
- S(a);CHECK,N_GUARD::QAR(B),XS(a)
- R(i);XP(H)::R1(F)
- Q(e);::R1(F)
- R(i);::R1(F)
- Refutation
- R(i);
- Try
- Actual
- R(F);
- Threat
- DUALS(2)
- Vars
- S(a);CHECK::QAB(B)+S(C),XS(a)
- K(g);OGATEB,S_FLIGHT,XR(G)::QAB(B)
- Q(e);XP(J)::R1(G)
- Q(e);XP(E)::R1(G)
- R(h);XP(J)::R1(G)
- R(i);XP(H)::QAB(B)+S(C)
- Q(e);::R1(G)
- Q(e);P_PINS(C)::R1(G)
- R(h);::R1(G)
- R(h);SBLOCK::R1(G)
- R(i);::QAB(B)+S(C)
- R(i);SBLOCK::QAB(B)+S(C)
- S(a);::R1(G)
- S(b);::R1(G)
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).