MESON Chess Problem Database
Problem Display
PID: 177903 (K2B4/3p2R1/2n2n2/4bkN1/2NPrP1R/Q3p1P1/4B3/7b w - - 0 1)
Erokhin, Vladimir Alekseevich
Shedey, Sergey Oleksandrovich
Sahs (Latvia), 1984
#2
11 + 8
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rxd4
- 2.Sxe3#
- 1...Rxf4
- 2.Sxe3#
- 1...Bxd4
- 2.Sd6#
- 1...Bd6
- 2.Sxd6#
- 1...Sg4
- 2.Bxg4#
- 1...Sd5
- 2.Bg4#
- 1...Sh5
- 2.Bg4#
- 1...Sh7
- 2.Bg4#
- 1...Se8
- 2.Bg4#
- 1...Sg8
- 2.Bg4#
- 1...Rxd4
- Tries
- 1.Qc5?
- threat
- 2.Sd6#
- 1...Rxd4
- 2.Sxe3#
- 1...Sd5
- 2.Bg4#
- 1...Se8
- 2.Bg4#
- 1...d6
- 2.Sxd6#
- 1...d5!
- threat
- 1.Qf8?
- threat
- 2.Bg4#
- 1...Rxf4
- 2.Sxe3#
- 1...Bf3!
- threat
- 1.dxe5?
- threat
- 2.Sd6#
- 1...Rxf4
- 2.Rxf4#
- 1...Rd4
- 2.Sxe3#
- 1...Se8
- 2.Bg4#
- 1...d6
- 2.Sxd6#
- 1...Rxc4!
- threat
- 1.Qc5?
- Keys
- 1.Qd3!
- threat
- 2.Sxe3#
- 1...Bxd4
- 2.Sd6#
- 1...Bxf4
- 2.Rxf4#
- 1...Sg4
- 2.Bxg4#
- 1...Sd5
- 2.Bg4#
- threat
- 1.Qd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- R(c);N_GUARD,XP(E)::S(D),XP(b)
- R(c);N_GUARD,XP(F)::S(D),XP(b)
- B(d);N_GUARD,XP(E)::S(D)
- B(d);N_GUARD::S(D),XB(d)
- S(g);N_GUARD::B(A),XS(g)
- S(g);N_GUARD::B(A)
- Tries
- Try
- Q(B);P_PINB(d)
- Threat
- S(D)
- Vars
- R(c);N_GUARD,XP(E)::S(D),XP(b)
- S(g);N_GUARD,N_SPINB(d)::B(A)
- S(g);N_GUARD::B(A)
- P(h);::S(D),XP(h)
- Refutation
- P(h);N_SPINB(d)
- Try
- Q(B);P_PINS(g)
- Threat
- B(A)
- Vars
- R(c);N_GUARD,XP(F)::S(D),XP(b)
- Refutation
- B(a);
- Try
- P(E);XB(d)
- Threat
- S(D)
- Vars
- R(c);OGATE,XP(F)::R1(G),XR(c)
- R(c);N_GUARD::S(D),XP(b)
- S(g);N_GUARD::B(A)
- P(h);::S(D),XP(h)
- Refutation
- R(c);XS(D)
- Try
- Actual
- Q(B);P_PINR(c)
- Threat
- S(D),XP(b)
- Vars
- B(d);N_GUARD,XP(E)::S(D)
- B(d);OGATE,XP(F)::R1(G),XB(d)
- S(g);N_GUARD::B(A),XS(g)
- S(g);N_GUARD::B(A)
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