MESON Chess Problem Database
Problem Display
PID: 6128 (8/3B4/KR1n4/2Pk1np1/8/1P1NPP2/6N1/8 w - - 0 1)
Sonnenfeld, Pal
3rd HM., Grantham Journal, 1927
#2
9 + 4
| 5454 | Near Snap | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sxe3
- 2.Rxd6#
- 1...Sg3
- 2.Rxd6#
- 1...Sd4
- 2.Rxd6#
- 1...Sh4
- 2.Rxd6#
- 1...Sh6
- 2.Rxd6#
- 1...Se7
- 2.Rxd6#
- 1...Sg7
- 2.Rxd6#
- 1...Sc4
- 2.Be6#
- 1...Se4
- 2.Be6#
- 1...Sb5
- 2.Be6#
- 1...Sb7
- 2.Be6#
- 1...Sf7
- 2.Be6#
- 1...Sc8
- 2.Be6#
- 1...Se8
- 2.Be6#
- 1...g4
- 2.Sgf4#
- 1...Sxe3
- Tries
- 1.Sge1?
- 1...Sxe3
- 2.Rxd6#
- 1...Sg3
- 2.Rxd6#
- 1...Sd4
- 2.Rxd6#
- 1...Sh4
- 2.Rxd6#
- 1...Sh6
- 2.Rxd6#
- 1...Se7
- 2.Rxd6#
- 1...Sg7
- 2.Rxd6#
- 1...Sc4
- 2.Be6#
- 1...Se4
- 2.Be6#
- 1...Sb5
- 2.Be6#
- 1...Sb7
- 2.Be6#
- 1...Sf7
- 2.Be6#
- 1...Sc8
- 2.Be6#
- 1...Se8
- 2.Be6#
- 1...g4!
- 1...Sxe3
- 1.Bxf5?
- threat
- 2.Rxd6#
- 1...Sc4
- 2.Be4#
- 2.Be6#
- 1...Se4
- 2.Bxe4#
- 2.Be6#
- 2.fxe4#
- 1...Sb5
- 2.Be4#
- 2.Be6#
- 1...Sb7
- 2.Be4#
- 2.Be6#
- 1...Sf7
- 2.Be4#
- 2.Be6#
- 1...Sc8
- 2.Be4#
- 2.Be6#
- 1...Se8
- 2.Be4#
- 2.Be6#
- 1...Sxf5!
- threat
- 1.Bc8?
- 1...Sxe3
- 2.Rxd6#
- 1...g4
- 2.Sgf4#
- 1...Sg3
- 2.Rxd6#
- 1...Sd4
- 2.Rxd6#
- 1...Sh4
- 2.Rxd6#
- 1...Sh6
- 2.Rxd6#
- 1...Se7
- 2.Rxd6#
- 1...Sg7
- 2.Rxd6#
- 1...Sc4
- 2.Be6#
- 2.Bb7#
- 1...Se4
- 2.Be6#
- 2.Bb7#
- 1...Sb5
- 2.Be6#
- 2.Bb7#
- 1...Sb7
- 2.Be6#
- 2.Bxb7#
- 1...Sf7
- 2.Be6#
- 2.Bb7#
- 1...Se8
- 2.Be6#
- 2.Bb7#
- 1...Sxc8!
- 1...Sxe3
- 1.Sge1?
- Keys
- 1.Rb4!
- 1...Sxe3
- 2.Sxe3#
- 1...g4
- 2.Sgf4#
- 1...Sg3
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sh4
- 2.Rd4#
- 1...Sh6
- 2.Rd4#
- 1...Se7
- 2.Rd4#
- 1...Sg7
- 2.Rd4#
- 1...Sc4
- 2.bxc4#
- 1...Se4
- 2.fxe4#
- 1...Sb5
- 2.e4#
- 1...Sb7
- 2.e4#
- 1...Sf7
- 2.e4#
- 1...Sc8
- 2.e4#
- 1...Se8
- 2.e4#
- 1...Sxe3
- 1.Rb4!
This anticipates 200768(1948)
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 14
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(b);N_GUARD,XP(D)::R1(H),XS(d)
- S(b);N_GUARD::R1(H),XS(d)
- S(d);::B(I)
- P(c);N_GUARD::S(A)
- Tries
- Try
- S(A);
- Vars
- S(b);N_GUARD,XP(D)::R1(H),XS(d)
- S(b);N_GUARD::R1(H),XS(d)
- S(d);::B(I)
- Refutation
- P(c);
- Try
- B(I);XS(b)
- Threat
- R1(H),XS(d)
- Refutation
- S(d);XB(I)
- Try
- B(I);
- Vars
- S(b);N_GUARD,XP(D)::R1(H),XS(d)
- P(c);N_GUARD::S(A)
- S(b);N_GUARD::R1(H),XS(d)
- Refutation
- S(d);XB(I)
- Try
- Actual
- R(H);
- Vars
- S(b);XP(D)::S(A),XS(b)
- P(c);N_GUARD::S(A)
- S(b);N_GUARD::R1(H)
- S(b);N_GUARD::R1(H),XS(b)
- S(d);OGATE::P(B),XS(d)
- S(d);OGATE::P(E),XS(d)
- S(d);N_GUARD::P(D)
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