MESON Chess Problem Database
Problem Display
PID: 87640 (1nb2BB1/3p4/p7/r1N1k1NK/8/2P2R1p/5n2/5r2 w - - 0 1)
Marshall, Burney Means
American Chess Problemist, 1950
#2
7 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sd1
- 2.Sd3#
- 1...Sh1
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Se4
- 2.Sd3#
- 1...Sg4
- 2.Sd3#
- 1...d5
- 2.Sf7#
- 1...d6
- 2.Bg7#
- 1...Sd1
- Tries
- 1.Sce4?
- threat
- 2.Bd6#
- 2.Bg7#
- 1...Rd1
- 2.Bg7#
- 1...Rd5
- 2.Bg7#
- 1...Sg4
- 2.Bd6#
- 1...d6
- 2.Bxd6#
- 2.Bg7#
- 1...Sxe4!
- threat
- 1.Sge4?
- threat
- 2.Bd6#
- 2.Bg7#
- 1...Sxe4
- 2.Sd3#
- 1...Rd1
- 2.Bg7#
- 1...Rg1
- 2.Bd6#
- 1...Sg4
- 2.Bd6#
- 1...d6
- 2.Bxd6#
- 2.Bg7#
- 1...Rxc5!
- threat
- 1.Be6?
- threat
- 2.Sf7#
- 2.Rf5#
- 1...Rxc5
- 2.Rf5#
- 1...Sd1
- 2.Sd3#
- 2.Sf7#
- 1...Sh1
- 2.Sd3#
- 2.Sf7#
- 1...Sd3
- 2.Sxd3#
- 2.Sf7#
- 1...Se4
- 2.Sd3#
- 2.Sf7#
- 1...Sg4
- 2.Sd3#
- 2.Sf7#
- 1...dxe6!
- threat
- 1.Sce4?
- Keys
- 1.Kg6!
- threat
- 2.Rf5#
- 1...Sd1
- 2.Sd3#
- 1...Sh1
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Se4
- 2.Sd3#
- 1...Sg4
- 2.Sd3#
- 1...d5
- 2.Sf7#
- 1...d6
- 2.Bg7#
- threat
- 1.Kg6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(b);N_GUARD::S(C)
- S(b);N_GUARD::S(C),XS(b)
- P(g);SBLOCK::S(D)
- P(g);SBLOCK::B(F)
- Tries
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- R(a);::B(F)
- R(d);::B(F)
- S(b);::B(F)
- Refutation
- S(b);XS(C)
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- S(b);N_GUARD,SBLOCK,XS(D)::S(C)
- R(a);::B(F)
- S(b);::B(F)
- Refutation
- R(d);XS(C)
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- R(d);XS(C)::R1(B)
- Refutation
- P(g);XB(G)
- Try
- Actual
- K(E);S_FLIGHT
- Threat
- R1(B)
- Vars
- S(b);N_GUARD::S(C)
- S(b);N_GUARD::S(C),XS(b)
- P(g);SBLOCK::S(D)
- P(g);SBLOCK::B(F)
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