MESON Chess Problem Database
Problem Display
PID: 110282 (8/p1PNp1P1/PRnPP3/2Pk1P2/3p4/B2P4/8/1R5K w - - 0 1)
Lider, Valentin Viktorovich
Hlas l'udu, 1984
#2
13 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Tries
- 1.R1b5?
- 1...axb6
- 2.cxb6#
- 1...exd6
- 2.cxd6#
- 1...Sa5
- 2.c6#
- 1...Se5
- 2.c6#
- 1...Sb8
- 2.c6#
- 1...Sd8
- 2.c6#
- 1...Sb4!
- 1...axb6
- 1.Rxc6?
- 1...exd6
- 2.Rxd6#
- 1...Kxc6!
- 1...exd6
- 1.dxe7?
- 1...Sxe7
- 2.Rd6#
- 1...Sb4
- 2.Rd6#
- 1...Sa5
- 2.Rd6#
- 1...Se5
- 2.Sf6#
- 2.Rd6#
- 1...Sb8
- 2.Rd6#
- 1...Sd8
- 2.Rd6#
- 1...axb6!
- 1...Sxe7
- 1.c8S?
- 1...axb6
- 2.Scxb6#
- 1...Sb4
- 2.Sxe7#
- 1...Sa5
- 2.Sxe7#
- 1...Se5
- 2.Sxe7#
- 1...Sb8
- 2.Sxe7#
- 1...Sd8
- 2.Sxe7#
- 1...exd6!
- 1...axb6
- 1.g8S?
- 1...exd6
- 2.Sgf6#
- 1...Sb4
- 2.Sxe7#
- 1...Sa5
- 2.Sxe7#
- 1...Se5
- 2.Sxe7#
- 1...Sb8
- 2.Sxe7#
- 1...Sd8
- 2.Sxe7#
- 1...axb6!
- 1...exd6
- 1.R1b5?
- Keys
- 1.Re1!
- 1...axb6
- 2.Sxb6#
- 1...exd6
- 2.Sf6#
- 1...Sb4
- 2.Re5#
- 1...Sa5
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Sb8
- 2.Re5#
- 1...Sd8
- 2.Re5#
- 1...axb6
- 1.Re1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- Tries
- Try
- R(A);
- Vars
- P(d);OGATE,XR(H)::R(A)+P(E),XP(d)
- P(e);OGATE,XP(I)::R(A)+P(E),XP(e)
- S(c);OGATE::R(A)+P(E)
- Refutation
- S(c);
- Try
- R(H);XS(c)
- Vars
- P(e);OGATE,XP(I)::R1(H),XP(e)
- Refutation
- K(b);S_FLIGHT,XR(H)
- Try
- P(I);XP(e)
- Vars
- S(c);OGATE,XP(I)::R1(H)
- S(c);OGATE::R1(H)
- Refutation
- P(d);XR(H)
- Try
- P(K);
- Vars
- P(d);XR(H)::S(K),XP(d)
- S(c);N_GUARD::S(K),XP(e)
- Refutation
- P(e);XP(I)
- Try
- P(M);
- Vars
- P(e);N_GUARD,XP(I)::S(M)
- S(c);N_GUARD::S(M),XP(e)
- Refutation
- P(d);XR(H)
- Try
- Actual
- R(A);
- Vars
- P(d);XR(H)::S(L),XP(d)
- P(e);N_GUARD,XP(I)::S(L)
- S(c);N_GUARD::R1(A)
- S(c);N_GUARD::R1(A),XS(c)
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