MESON Chess Problem Database
Problem Display
PID: 30302 (8/4N3/3n4/2p4p/p1Nkp2R/Q1pP4/1p2K3/1B6 w - - 0 1)
Stocchi, Ottavio
Comm., Tidskrift for Schack, 1951
#2
7 + 8
| 3100 | Selected Stocchi (I) | 2001 |
SOLUTION
- SOUND
- Sets
- 1...Sxc4
- 2.Rxe4#
- 1...Sb5
- 2.Rxe4#
- 1...Sf5
- 2.Rxe4#
- 1...Sb7
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sc8
- 2.Rxe4#
- 1...Se8
- 2.Rxe4#
- 1...c2
- 2.Qxb2#
- 1...Sxc4
- Tries
- 1.Kd1?
- 1...Sxc4
- 2.Rxe4#
- 1...Sb5
- 2.Rxe4#
- 1...Sf5
- 2.Rxe4#
- 1...Sb7
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sc8
- 2.Rxe4#
- 1...Se8
- 2.Rxe4#
- 1...c2+!
- 1...Sxc4
- 1.Ke1?
- 1...Sxc4
- 2.Rxe4#
- 1...Sb5
- 2.Rxe4#
- 1...Sf5
- 2.Rxe4#
- 1...Sb7
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sc8
- 2.Rxe4#
- 1...Se8
- 2.Rxe4#
- 1...c2!
- 1...Sxc4
- 1.Kf1?
- 1...Sxc4
- 2.Rxe4#
- 1...Sb5
- 2.Rxe4#
- 1...Sf5
- 2.Rxe4#
- 1...Sb7
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sc8
- 2.Rxe4#
- 1...Se8
- 2.Rxe4#
- 1...c2!
- 1...Sxc4
- 1.Kf2?
- 1...Sxc4
- 2.Rxe4#
- 1...Sb5
- 2.Rxe4#
- 1...Sf5
- 2.Rxe4#
- 1...Sb7
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sc8
- 2.Rxe4#
- 1...Se8
- 2.Rxe4#
- 1...c2!
- 1...Sxc4
- 1.Sd2?
- threat
- 2.Sf3#
- 1...cxd2
- 2.Qxb2#
- 1...Ke5!
- threat
- 1.Rf4?
- 1...Sxc4
- 2.Rxe4#
- 1...c2
- 2.Qxb2#
- 1...Sb5
- 2.Rxe4#
- 1...Sf5
- 2.Rxe4#
- 1...Sb7
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sc8
- 2.Rxe4#
- 1...Se8
- 2.Rxe4#
- 1...h4!
- 1...Sxc4
- 1.Qa2?
- 1...Sxc4
- 2.Rxe4#
- 1...c2
- 2.Qxb2#
- 1...Sb5
- 2.Rxe4#
- 1...Sf5
- 2.Rxe4#
- 1...Sb7
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sc8
- 2.Rxe4#
- 1...Se8
- 2.Rxe4#
- 1...a3!
- 1...Sxc4
- 1.Qxa4?
- 1...Sxc4
- 2.Rxe4#
- 1...Sb5
- 2.Rxe4#
- 1...Sf5
- 2.Rxe4#
- 1...Sb7
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sc8
- 2.Rxe4#
- 1...Se8
- 2.Rxe4#
- 1...c2!
- 1...Sxc4
- 1.Kd1?
- Keys
- 1.dxe4!
- 1...Kxc4
- 2.Qxa4#
- 1...Sxc4
- 2.Sc6#
- 1...Sxe4
- 2.Rxe4#
- 1...c2
- 2.Qd3#
- 1...Sb5
- 2.e5#
- 1...Sf5
- 2.exf5#
- 1...Sb7
- 2.e5#
- 1...Sf7
- 2.e5#
- 1...Sc8
- 2.e5#
- 1...Se8
- 2.e5#
- 1...Kxc4
- 1.dxe4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 8
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(h);N_GUARD,XS(E)::R1(F),XP(e)
- S(h);N_GUARD::R1(F),XP(e)
- P(b);OGATEB::QAB(C),XP(a)
- Tries
- Try
- K(B);S_FLIGHT
- Vars
- S(h);N_GUARD,XS(E)::R1(F),XP(e)
- S(h);N_GUARD::R1(F),XP(e)
- Refutation
- P(b);CHECK
- Try
- K(B);P-FLIGHT
- Vars
- S(h);N_GUARD,XS(E)::R1(F),XP(e)
- S(h);N_GUARD::R1(F),XP(e)
- Refutation
- P(b);
- Try
- K(B);S_FLIGHT
- Vars
- S(h);N_GUARD,XS(E)::R1(F),XP(e)
- S(h);N_GUARD::R1(F),XP(e)
- Refutation
- P(b);
- Try
- K(B);P-FLIGHT
- Vars
- S(h);N_GUARD,XS(E)::R1(F),XP(e)
- S(h);N_GUARD::R1(F),XP(e)
- Refutation
- P(b);
- Try
- S(E);
- Threat
- S(E)
- Vars
- P(b);OGATEB,XS(E)::QAB(C),XP(a)
- Refutation
- K(d);N_SPINP(e),S_FLIGHT
- Try
- R(F);
- Vars
- S(h);N_GUARD,XS(E)::R1(F),XP(e)
- P(b);OGATEB::QAB(C),XP(a)
- S(h);N_GUARD::R1(F),XP(e)
- Refutation
- P(g);
- Try
- Q(C);
- Vars
- S(h);N_GUARD,XS(E)::R1(F),XP(e)
- P(b);OGATEB::QAB(C),XP(a)
- S(h);N_GUARD::R1(F),XP(e)
- Refutation
- P(c);
- Try
- Q(C);XP(c)
- Vars
- S(h);N_GUARD,P_SPINS(h),XS(E)::R1(F),XP(e)
- S(h);N_GUARD::R1(F),XP(e)
- Refutation
- P(b);
- Try
- Actual
- P(D);XP(e)
- Vars
- K(d);OGATEB,P-FLIGHT,XS(E)::QAR2(C),XP(c)
- S(h);SBLOCK,XS(E)::S(G)
- S(h);OGATE,P_SPINS(h),XP(D)::R1(F),XS(h)
- P(b);OGATE::QAR1(C)
- S(h);N_GUARD::R(F)+P(D)
- S(h);OGATE::R(F)+P(D),XS(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).