MESON Chess Problem Database
Problem Display
PID: 144814 (3Rr1B1/4p3/7n/q2pN1RN/pP2k1pp/2P1pp2/1nKPPrP1/8 w - - 0 1)
Lincoln, Robert A
3rd Comm., Probleemblad, 1995
#2
11 + 13
| 145 | StrateGems | 1998 |
SOLUTION
- SOUND
- Sets
- 1...Qxb4
- 2.Bxd5#
- 1...Qb6
- 2.Bxd5#
- 1...Qc7
- 2.Bxd5#
- 1...Qa6
- 2.Bxd5#
- 1...Qa7
- 2.Bxd5#
- 1...Sd1
- 2.d3#
- 1...Sd3
- 2.exd3#
- 1...Sc4
- 2.d3#
- 1...Sf7
- 2.Bh7#
- 1...d4
- 2.Rxd4#
- 1...Qxb4
- Tries
- 1.Sd3?
- threat
- 2.Re5#
- 1...Sxd3
- 2.exd3#
- 1...Qc7
- 2.Bxd5#
- 1...Sf5
- 2.Rxg4#
- 1...Sf7
- 2.Bh7#
- 1...d4
- 2.Rxd4#
- 1...e5
- 2.Sf6#
- 1...Sc4!
- threat
- 1.Sxg4?
- threat
- 2.Re5#
- 1...Sxg4
- 2.Bh7#
- 1...Qc7
- 2.Bxd5#
- 1...Sd3
- 2.exd3#
- 1...Sc4
- 2.d3#
- 1...Sf7
- 2.Bh7#
- 1...d4
- 2.Rxd4#
- 1...e5
- 2.Sgf6#
- 1...Sf5!
- threat
- 1.Sc6?
- threat
- 2.Re5#
- 1...Qc7
- 2.Bxd5#
- 1...Sd3
- 2.exd3#
- 1...Sc4
- 2.d3#
- 1...Sf5
- 2.Rxg4#
- 1...Sf7
- 2.Bh7#
- 1...d4
- 2.Rxd4#
- 1...e5!
- threat
- 1.Sg6?
- threat
- 2.Re5#
- 1...Qc7
- 2.Bxd5#
- 1...Sd3
- 2.exd3#
- 1...Sc4
- 2.d3#
- 1...Sf5
- 2.Rxg4#
- 1...d4
- 2.Rxd4#
- 1...e5
- 2.Sf6#
- 1...Sf7!
- threat
- 1.Sd7?
- threat
- 2.Re5#
- 1...Qc7
- 2.Bxd5#
- 1...Sd3
- 2.exd3#
- 1...Sc4
- 2.d3#
- 1...Sf5
- 2.Rxg4#
- 1...Sf7
- 2.Bh7#
- 1...e5
- 2.Sdf6#
- 1...d4!
- threat
- 1.Sf7?
- threat
- 2.Re5#
- 1...Sxf7
- 2.Bh7#
- 1...Sd3
- 2.exd3#
- 1...Sc4
- 2.d3#
- 1...Sf5
- 2.Rxg4#
- 1...d4
- 2.Rxd4#
- 1...e5
- 2.Sd6#
- 1...Qc7!
- threat
- 1.Sd3?
- Keys
- 1.Sc4!
- threat
- 2.Re5#
- 1...Sxc4
- 2.d3#
- 1...dxc4
- 2.Rd4#
- 1...Qc7
- 2.Bxd5#
- 1...Sd3
- 2.exd3#
- 1...Sf5
- 2.Rxg4#
- 1...Sf7
- 2.Bh7#
- 1...d4
- 2.Rxd4#
- 1...e5
- 2.Sd6#
- threat
- 1.Sc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- Q(i);N_GUARD,XP(F)::B(K),XP(j)
- Q(i);N_GUARD::B(K),XP(j)
- Q(i);N_GUARD,P_PINP(E)::B(K),XP(j)
- S(a);N_GUARD::P(B)
- S(a);OGATE::P(C),XS(a)
- S(k);N_GUARD::B(K)
- P(j);OGATE::R1(J),XP(j)
- Tries
- Try
- S(G);
- Threat
- R1(H)
- Vars
- S(a);OGATE,XS(G)::P(C),XS(a)
- Q(i);N_GUARD,P_PINP(E)::B(K),XP(j)
- S(k);N_GUARD,SBLOCK::R(H),XP(g)
- S(k);N_GUARD::B(K)
- P(j);OGATE::R1(J),XP(j)
- P(l);N_GUARD::S(I)
- Refutation
- S(a);
- Try
- S(G);XP(g)
- Threat
- R1(H)
- Vars
- S(k);N_GUARD,XS(G)::B(K)
- Q(i);N_GUARD,P_PINP(E)::B(K),XP(j)
- S(a);OGATE::P(C),XS(a)
- S(a);N_GUARD::P(B)
- S(k);N_GUARD::B(K)
- P(j);OGATE::R1(J),XP(j)
- P(l);N_GUARD::S(G)
- Refutation
- S(k);
- Try
- S(G);
- Threat
- R1(H)
- Vars
- Q(i);N_GUARD::B(K),XP(j)
- S(a);OGATE::P(C),XS(a)
- S(a);N_GUARD::P(B)
- S(k);N_GUARD,SBLOCK::R(H),XP(g)
- S(k);N_GUARD::B(K)
- P(j);OGATE::R1(J),XP(j)
- Refutation
- P(l);
- Try
- S(G);
- Threat
- R1(H)
- Vars
- Q(i);N_GUARD,P_PINP(E)::B(K),XP(j)
- S(a);OGATE::P(C),XS(a)
- S(a);N_GUARD::P(B)
- S(k);N_GUARD,SBLOCK::R(H),XP(g)
- P(j);OGATE::R1(J),XP(j)
- P(l);N_GUARD::S(I)
- Refutation
- S(k);
- Try
- S(G);
- Threat
- R1(H)
- Vars
- Q(i);N_GUARD,P_PINP(E)::B(K),XP(j)
- S(a);OGATE::P(C),XS(a)
- S(a);N_GUARD::P(B)
- S(k);N_GUARD,SBLOCK::R(H),XP(g)
- S(k);N_GUARD::B(K)
- P(l);N_GUARD::S(G)
- Refutation
- P(j);
- Try
- S(G);
- Threat
- R1(H)
- Vars
- S(k);N_GUARD,XS(G)::B(K)
- S(a);OGATE::P(C),XS(a)
- S(a);N_GUARD::P(B)
- S(k);N_GUARD,SBLOCK::R(H),XP(g)
- P(j);OGATE::R1(J),XP(j)
- P(l);N_GUARD::S(G)
- Refutation
- Q(i);P_PINP(E)
- Try
- Actual
- S(G);
- Threat
- R1(H)
- Vars
- S(a);N_GUARD,XS(G)::P(B)
- P(j);OGATE,XS(G)::R1(J)
- Q(i);N_GUARD::B(K),XP(j)
- S(a);OGATE::P(C),XS(a)
- S(k);N_GUARD,SBLOCK::R(H),XP(g)
- S(k);N_GUARD::B(K)
- P(j);OGATE::R1(J),XP(j)
- P(l);N_GUARD::S(G)
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