MESON Chess Problem Database
Problem Display
PID: 106491 (4n3/4N3/3p4/2pP2RN/2Knk2p/8/1B1P2P1/8 w - - 0 1)
Agarsky, Vladimir
Praca, 1954
#2
8 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sc2
- 2.Rg4#
- 1...Sb3
- 2.Rg4#
- 1...Sf3
- 2.Rg4#
- 1...Sb5
- 2.Rg4#
- 1...Sf5
- 2.Rg4#
- 1...Sc6
- 2.Rg4#
- 1...Sc2
- Tries
- 1.Bxd4?
- threat
- 2.Rg4#
- 2.d3#
- 1...Sf6
- 2.d3#
- 1...cxd4!
- threat
- 1.Rg3?
- threat
- 2.Re3#
- 1...Ke5
- 2.Re3#
- 1...Sc2
- 2.Rg4#
- 2.d3#
- 1...Sf3
- 2.Rg4#
- 2.gxf3#
- 1...Sf5
- 2.Rg4#
- 2.d3#
- 1...hxg3!
- threat
- 1.Bxd4?
- Keys
- 1.Sf5!
- 1...Ke5
- 2.Sfg3#
- 1...Sxf5
- 2.Rg4#
- 1...Sc2
- 2.d3#
- 1...Se2
- 2.d3#
- 1...Sb3
- 2.d3#
- 1...Sf3
- 2.d3#
- 1...Sb5
- 2.d3#
- 1...Sc6
- 2.d3#
- 1...Se6
- 2.d3#
- 1...Sf6
- 2.Sxd6#
- 1...Sc7
- 2.Sxd6#
- 1...Sg7
- 2.Sxd6#
- 1...h3
- 2.Sfg3#
- 1...Ke5
- 1.Sf5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 5
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- S(a);::R(F)
- Tries
- Try
- B(A);XS(a)
- Threat
- DUALS(2)
- Vars
- S(f);::P(B)
- Refutation
- P(d);XB(A)
- Try
- R(F);
- Threat
- R1(F)
- Vars
- K(b);P-FLIGHT,P_SPINS(a)::R(F)
- Refutation
- P(c);XR(F)
- Try
- Actual
- S(H);
- Vars
- K(b);P-FLIGHT,P_SPINS(a)::R(F)+S(H)
- S(a);SBLOCK,XS(H)::R(F)
- S(a);::P(B)
- S(f);N_GUARD::S(H),XP(e)
- P(c);N_GUARD::S(H)
Developed and maintained by Brian Stephenson.
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