MESON Chess Problem Database
Problem Display
PID: 43392 (1K2Q2n/8/4P1pN/2RPk1B1/5nP1/5P2/4N3/4R3 w - - 0 1)
Stocchi, Ottavio
2nd HM., Probleemblad 081. TT, 1950
#2
11 + 4
| 5407 | Selected Stocchi (II) | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Sxe6
- 2.Qxe6#
- 1...Sf7
- 2.Sxf7#
- 1...Sxe6
- Tries
- 1.Kc7?
- threat
- 2.Qxh8#
- 1...Sxe6+
- 2.Qxe6#
- 2.dxe6#
- 1...Sh5
- 2.d6#
- 1...Sf7
- 2.Sxf7#
- 1...Sxd5+!
- threat
- 1.Sxf4+?
- 1...Kd6
- 2.Be7#
- 2.Rc6#
- 2.Qc6#
- 2.Qe7#
- 2.Qf8#
- 1...Kd4!
- 1...Kd6
- 1.Sf5?
- threat
- 2.Sxf4#
- 2.Qxh8#
- 1...Sxe2
- 2.Rxe2#
- 2.Qxh8#
- 2.d6#
- 1...Sxd5
- 2.Sc1#
- 2.Sg1#
- 2.Sc3#
- 2.Seg3#
- 2.Sed4#
- 2.Sf4#
- 1...Sxe6
- 2.Sc1#
- 2.Sg1#
- 2.Sc3#
- 2.Seg3#
- 2.Sed4#
- 2.Sf4#
- 2.Qxe6#
- 2.dxe6#
- 2.d6#
- 1...Sg2
- 2.Qxh8#
- 2.d6#
- 1...Sd3
- 2.Qxh8#
- 1...Sh3
- 2.Sc1#
- 2.Sg1#
- 2.Sc3#
- 2.Seg3#
- 2.Sed4#
- 2.Sf4#
- 2.Qxh8#
- 2.d6#
- 1...Sh5
- 2.Sc1#
- 2.Sg1#
- 2.Sc3#
- 2.Seg3#
- 2.Sed4#
- 2.Sf4#
- 2.d6#
- 1...Sf7
- 2.Sxf4#
- 1...gxf5!
- threat
- 1.Bf6+?
- 1...Kd6
- 2.Qc6#
- 2.Qe7#
- 2.Qf8#
- 1...Kxf6!
- 1...Kd6
- 1.Qc6?
- threat
- 2.Qc7#
- 1...Sxd5
- 2.Rxd5#
- 2.Qxd5#
- 1...Sxe6
- 2.Qxe6#
- 2.dxe6#
- 1...Sf7
- 2.Sxf7#
- 1...Sxe2!
- threat
- 1.Qd7?
- threat
- 2.Qc7#
- 1...Sxd5
- 2.Rxd5#
- 2.Qxd5#
- 1...Sxe6
- 2.Qxe6#
- 2.dxe6#
- 1...Sf7
- 2.Sxf7#
- 1...Sxe2!
- threat
- 1.Qe7?
- threat
- 2.Bxf4#
- 2.Bf6#
- 2.Qc7#
- 1...Sxd5
- 2.Bf4#
- 2.Bf6#
- 1...Sxe6
- 2.Bf4#
- 2.Bf6#
- 2.Qxe6#
- 2.dxe6#
- 2.d6#
- 1...Sg2
- 2.Bf6#
- 2.Qc7#
- 2.d6#
- 1...Sd3
- 2.Bf6#
- 2.Qc7#
- 1...Sh3
- 2.Bf6#
- 2.Qc7#
- 2.d6#
- 1...Sh5
- 2.Qc7#
- 2.d6#
- 1...Sf7
- 2.Sxf7#
- 2.Bxf4#
- 2.Bf6#
- 1...Sxe2!
- threat
- 1.Qd8?
- threat
- 2.Bxf4#
- 2.Bf6#
- 2.Qc7#
- 1...Sxd5
- 2.Qxd5#
- 1...Sxe6
- 2.Bf6#
- 1...Sg2
- 2.Bf6#
- 2.Qc7#
- 1...Sd3
- 2.Bf6#
- 2.Qc7#
- 1...Sh3
- 2.Bf6#
- 2.Qc7#
- 1...Sh5
- 2.Qc7#
- 1...Sf7
- 2.Sxf7#
- 2.Bxf4#
- 2.Bf6#
- 1...Sxe2!
- threat
- 1.d6+?
- 1...Kxd6
- 2.Qc6#
- 2.Qe7#
- 1...Sd5!
- 1...Kxd6
- 1.Kc7?
- Keys
- 1.Qf7!
- threat
- 2.Bxf4#
- 2.Qxf4#
- 2.Qc7#
- 1...Kd6
- 2.Qc7#
- 1...Sxe2
- 2.Qf4#
- 1...Sxd5
- 2.Bf4#
- 1...Sxe6
- 2.Qxe6#
- 1...Sxf7
- 2.Sxf7#
- 1...Sg2
- 2.Qc7#
- 1...Sd3
- 2.Qc7#
- 1...Sh3
- 2.Qc7#
- 1...Sh5
- 2.Qc7#
- threat
- 1.Qf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- S(a);OGATE,P_SPINS(a),XP(H)::QAR1(K),XS(a)
- S(d);N_GUARD::S(I),XS(d)
- Tries
- Try
- K(J);S_FLIGHT
- Threat
- QAB(K),XS(d)
- Vars
- S(a);N_GUARD::R(E)+P(F)
- S(d);N_GUARD::S(I),XS(d)
- Refutation
- S(a);CHECK,P_SPINS(a),XP(F)
- Try
- S(B);CHECK,XS(a)
- Refutation
- K(b);S_FLIGHT
- Try
- S(I);
- Threat
- DUALS(2)
- Vars
- S(a);::QAB(K),XS(d)
- S(d);::R(A)+S(B),XS(a)
- Refutation
- P(c);XS(I)
- Try
- B(G);CHECK
- Refutation
- K(b);S_FLIGHT,XB(G)
- Try
- Q(K);
- Threat
- QAB(K)
- Vars
- S(d);N_GUARD::S(I),XS(d)
- Refutation
- S(a);P_SPINS(a),XS(B)
- Try
- Q(K);
- Threat
- QAB(K)
- Vars
- S(d);N_GUARD::S(I),XS(d)
- Refutation
- S(a);P_SPINS(a),XS(B)
- Try
- Q(K);
- Threat
- DUALS(3)
- Refutation
- S(a);P_SPINS(a),XS(B)
- Try
- Q(K);
- Threat
- DUALS(3)
- Vars
- S(a);OGATE,P_SPINS(a),XP(F)::QAR1(K),XS(a)
- S(a);XP(H)::B(G)
- S(a);::QAB(K)
- Refutation
- S(a);P_SPINS(a),XS(B)
- Try
- P(F);CHECK
- Refutation
- S(a);P_SPINS(a)
- Try
- Actual
- Q(K);
- Threat
- DUALS(3)
- Vars
- K(b);S_FLIGHT::QAB1(K)
- S(a);P_SPINS(a),XS(B)::QAB1(K)
- S(a);P_SPINS(a),XP(F)::B(G)
- S(a);OGATE,XP(H)::QAR1(K),XS(a)
- S(d);XQ(K)::S(I),XS(d)
- S(a);::QAB(K)
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).