MESON Chess Problem Database
Problem Display
PID: 33319 (6B1/1PQ5/K2npr2/2pk1PN1/R1n4R/2r5/4N2B/4bb2 w - - 0 1)
Stocchi, Ottavio
1st HM., Nynorsk Vekeblad TT, 1949
#2
10 + 9
| 3100 | Selected Stocchi (I) | 2001 |
| 14475 | Mat Plus Review | 2007 |
SOLUTION
- SOUND
- Sets
- 1...Rxf5
- 2.Bxe6#
- 1...Rf8
- 2.Bxe6#
- 1...Bf2
- 2.Sxc3#
- 1...Sb2
- 2.Qxd6#
- 1...Sd2
- 2.Qxd6#
- 1...Sa3
- 2.Qxd6#
- 1...Se3
- 2.Qxd6#
- 1...Sa5
- 2.Qxd6#
- 1...Sb6
- 2.Qxd6#
- 1...Sxb7
- 2.Qxb7#
- 1...Rxf5
- Tries
- 1.Sf4+?
- 1...Ke5
- 2.Qxc5#
- 1...Kd4!
- 1...Ke5
- 1.Se4?
- threat
- 2.Sxf6#
- 2.Qxc5#
- 1...Rxf5
- 2.Qxc5#
- 1...Bxh4
- 2.S4xc3#
- 1...Sxb7
- 2.Sxf6#
- 2.Qxb7#
- 1...Rg3
- 2.Qxc5#
- 1...Bg3
- 2.Qxc5#
- 1...Rg6
- 2.Qxc5#
- 1...Rh6
- 2.Qxc5#
- 1...Rf7
- 2.Qxc5#
- 1...Rf8
- 2.Bxe6#
- 2.Qxc5#
- 1...Bf2
- 2.S4xc3#
- 2.Sxf6#
- 1...Sb2
- 2.Sxf6#
- 2.Qxd6#
- 1...Sd2
- 2.Sxc3#
- 2.Sxf6#
- 2.Qxd6#
- 1...Sa3
- 2.Sxf6#
- 2.Qxd6#
- 1...Se3
- 2.Sxf6#
- 2.Qxd6#
- 1...Sa5
- 2.Sxf6#
- 2.Qxd6#
- 1...Se5
- 2.Sxf6#
- 2.Qxd6#
- 1...Sb6
- 2.Sxf6#
- 2.Qxd6#
- 1...Se8
- 2.Qxc5#
- 1...Sxe4!
- threat
- 1.Rhxc4?
- threat
- 2.Qxd6#
- 2.Qxc5#
- 1...Rxc4
- 2.Qxd6#
- 1...Sxf5
- 2.Sf4#
- 2.Qxc5#
- 1...Sxb7
- 2.Sf4#
- 2.Qxb7#
- 1...Rg3
- 2.Rxc5#
- 2.Qxc5#
- 1...Bg3
- 2.Qxc5#
- 1...Bf2
- 2.Sxc3#
- 2.Qxd6#
- 1...Se4
- 2.Sf4#
- 1...Sb5
- 2.Sf4#
- 2.Qxc5#
- 1...Sf7
- 2.Sf4#
- 2.Qxc5#
- 1...Sc8
- 2.Sf4#
- 2.Qxc5#
- 1...Se8
- 2.Sf4#
- 2.Qxc5#
- 1...Sxc4!
- threat
- 1.Sf4+?
- Keys
- 1.Sxe6!
- threat
- 2.Qxc5#
- 1...Rxe6
- 2.Bxe6#
- 1...Bxh4
- 2.Sxc3#
- 1...Sxb7
- 2.Qxb7#
- 1...Bf2
- 2.Sxc3#
- 1...Sb2
- 2.Qxd6#
- 1...Sd2
- 2.Qxd6#
- 1...Sa3
- 2.Qxd6#
- 1...Se3
- 2.Qxd6#
- 1...Sa5
- 2.Qxd6#
- 1...Se5
- 2.Sf4#
- 1...Sb6
- 2.Qxd6#
- 1...Se4
- 2.Sf4#
- threat
- 1.Sxe6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 2
- Sets
- R(i);N_GUARD,XP(E)::B(J),XP(h)
- R(i);N_GUARD::B(J),XP(h)
- B(a);N_GUARD::S(A),XR(c)
- S(d);N_GUARD,P_PINS(A)::QAR1(I),XS(g)
- S(g);OGATE,XP(H)::QAB(I),XS(g)
- Tries
- Try
- S(A);CHECK
- Vars
- K(f);N_SPINP(h),P-FLIGHT,P_SPINS(g)::QAR2(I),XP(e)
- Refutation
- K(f);N_SPINP(h),P-FLIGHT,P_SPINS(d)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(i);XP(E)::QAR1(I),XP(e)
- B(a);N_GUARD,XR(D)::S(F),XR(c)
- R(c);::QAR1(I),XP(e)
- B(a);::QAR1(I),XP(e)
- R(i);::QAR1(I),XP(e)
- R(i);N_SPINP(h)::QAR1(I),XP(e)
- S(g);::QAR1(I),XP(e)
- Refutation
- S(g);XS(F)
- Try
- R(D);XS(d)
- Threat
- DUALS(2)
- Vars
- R(c);XR(D)::QAR1(I),XS(g)
- B(a);::QAR1(I),XP(e)
- S(g);::S(A)
- Refutation
- S(g);XR(D)
- Try
- Actual
- S(F);XP(h)
- Threat
- QAR1(I),XP(e)
- Vars
- R(i);OGATE,P_SPINR(i),XS(F)::B(J),XR(i)
- B(a);N_GUARD,XR(D)::S(A),XR(c)
- S(g);OGATE,P_PINS(F),XP(H)::QAB(I),XS(g)
- B(a);N_GUARD::S(A),XR(c)
- S(d);N_GUARD,P_PINS(A)::QAR1(I),XS(g)
- S(d);P_PINS(A),SBLOCK::B(J)+S(F),DCHECK
- S(g);P_PINS(F),SBLOCK::S(A)
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