MESON Chess Problem Database
Problem Display
PID: 133561 (4b3/3p4/1N1n1Rp1/3Pk1B1/4P2r/2P4p/3N4/K7 w - - 0 1)
Zajic, Helmut
StrateGems, 2008
#2
8 + 7
SOLUTION
- SOUND
- Sets
- 1...Rxe4
- 2.Sf3#
- 1...Bf7
- 2.Sxd7#
- 1...Sc4
- 2.Sbxc4#
- 1...Sxe4
- 2.Sf3#
- 2.Sdc4#
- 1...Sb5
- 2.Sbc4#
- 1...Sf5
- 2.Sbc4#
- 1...Sb7
- 2.Sbc4#
- 1...Sf7
- 2.Sbc4#
- 1...Sc8
- 2.Sbc4#
- 1...Rxe4
- Tries
- 1.Rf1?
- threat
- 2.Bf6#
- 1...Sxe4
- 2.Sdc4#
- 1...Sc4
- 2.Sbxc4#
- 1...Sb5
- 2.Sbc4#
- 1...Sf5
- 2.Sbc4#
- 1...Sb7
- 2.Sbc4#
- 1...Sf7
- 2.Sbc4#
- 1...Sc8
- 2.Sbc4#
- 1...Rf4!
- threat
- 1.Rf2?
- threat
- 2.Bf6#
- 1...Sxe4
- 2.Sdc4#
- 1...Sc4
- 2.Sbxc4#
- 1...Sb5
- 2.Sbc4#
- 1...Sf5
- 2.Sbc4#
- 1...Sb7
- 2.Sbc4#
- 1...Sf7
- 2.Sbc4#
- 1...Sc8
- 2.Sbc4#
- 1...Rf4!
- threat
- 1.Rf3?
- threat
- 2.Bf6#
- 1...Sxe4
- 2.Sdc4#
- 1...Sc4
- 2.Sbxc4#
- 1...Sb5
- 2.Sbc4#
- 1...Sf5
- 2.Sbc4#
- 1...Sb7
- 2.Sbc4#
- 1...Sf7
- 2.Sbc4#
- 1...Sc8
- 2.Sbc4#
- 1...Rf4!
- threat
- 1.Rf4?
- threat
- 2.Sf3#
- 1...Sxe4
- 2.Sdc4#
- 1...Sc4
- 2.Sdxc4#
- 2.Sbxc4#
- 1...Sb5
- 2.Sdc4#
- 2.Sbc4#
- 1...Sf5
- 2.Sdc4#
- 2.Sbc4#
- 1...Sb7
- 2.Sdc4#
- 2.Sbc4#
- 1...Sf7
- 2.Sdc4#
- 2.Sbc4#
- 1...Sc8
- 2.Sdc4#
- 2.Sbc4#
- 1...Rxf4!
- threat
- 1.Rf5+?
- 1...Sxf5
- 2.Sbc4#
- 1...gxf5!
- 1...Sxf5
- 1.Rf1?
- Keys
- 1.Rf7!
- threat
- 2.Re7#
- 1...Rxe4
- 2.Sf3#
- 1...Bxf7
- 2.Sxd7#
- 1...Sxe4
- 2.Sdc4#
- 1...Sxf7
- 2.Sbc4#
- 1...Sc4
- 2.Sbxc4#
- 1...Sb5
- 2.Sbc4#
- 1...Sf5
- 2.Sbc4#
- 1...Sb7
- 2.Sbc4#
- 1...Sc8
- 2.Sbc4#
- 1...Rh7
- 2.Bf4#
- threat
- 1.Rf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(b);SBLOCK,XP(D)::S(B)
- B(g);N_GUARD::S(G),XP(f)
- S(d);N_GUARD::S(G),XS(d)
- S(d);N_GUARD::S(G)
- Tries
- Try
- R(H);
- Threat
- B(F)
- Vars
- S(d);N_GUARD,SBLOCK,XP(D)::S(B)
- S(d);N_GUARD::S(G),XS(d)
- S(d);N_GUARD::S(G)
- Refutation
- R(b);
- Try
- R(H);
- Threat
- B(F)
- Vars
- S(d);N_GUARD,SBLOCK,XP(D)::S(B)
- S(d);N_GUARD::S(G),XS(d)
- S(d);N_GUARD::S(G)
- Refutation
- R(b);
- Try
- R(H);
- Threat
- B(F)
- Vars
- S(d);N_GUARD,SBLOCK,XP(D)::S(B)
- S(d);N_GUARD::S(G),XS(d)
- S(d);N_GUARD::S(G)
- Refutation
- R(b);
- Try
- R(H);
- Threat
- S(B)
- Vars
- S(d);N_GUARD,XP(D)::S(B)
- Refutation
- R(b);XR(H)
- Try
- R(H);CHECK
- Vars
- S(d);XR(H)::S(G)
- Refutation
- P(e);XR(H)
- Try
- Actual
- R(H);
- Threat
- R(H)
- Vars
- R(b);SBLOCK,XP(D)::S(B)
- B(g);N_GUARD,XR(H)::S(G),XP(f)
- S(d);N_GUARD,SBLOCK,XP(D)::S(B)
- S(d);N_GUARD,XR(H)::S(G)
- S(d);N_GUARD::S(G),XS(d)
- S(d);N_GUARD::S(G)
- R(b);N_GUARD::B(F)
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