MESON Chess Problem Database
Problem Display
PID: 158679 (8/5n2/Q2nB3/2R1p3/K2Pk1pR/2P4b/7B/3Nr1N1 w - - 0 1)
Andrew, Frederick William
Weekly Irish Times, 1895
#2
10 + 7
| 15351 | SCPF/BCPS Black Books | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Rxd1
- 2.Qe2#
- 1...Rf1
- 2.Qe2#
- 1...Rxg1
- 2.Qe2#
- 1...Re2
- 2.Qxe2#
- 1...Re3
- 2.Sf2#
- 1...Bf1
- 2.Rxg4#
- 1...Bg2
- 2.Rxg4#
- 1...Sf5
- 2.Bd5#
- 1...Sg5
- 2.Rxe5#
- 1...Sh6
- 2.Rxe5#
- 1...Sd8
- 2.Rxe5#
- 1...Sh8
- 2.Rxe5#
- 1...Rxd1
- Tries
- 1.Bxg4?
- threat
- 2.Bxh3#
- 1...Rxd1
- 2.Qe2#
- 1...Rxg1
- 2.Qe2#
- 1...Sc4
- 2.Qg6#
- 1...Sb5
- 2.Qg6#
- 1...Rf1
- 2.Qe2#
- 1...Bf1
- 2.Bh3#
- 2.Be6#
- 2.Bd7#
- 2.Bc8#
- 1...Bg2
- 2.Bh3#
- 2.Be6#
- 2.Bd7#
- 2.Bc8#
- 1...Sf5
- 2.Bf3#
- 1...Sh6
- 2.Rxe5#
- 1...Bxg4!
- threat
- 1.Bc8?
- 1...Rxd1
- 2.Qe2#
- 1...Rxg1
- 2.Qe2#
- 1...Sxc8
- 2.Qg6#
- 1...Sc4
- 2.Qg6#
- 1...Sb5
- 2.Qg6#
- 1...Rf1
- 2.Qe2#
- 1...Re2
- 2.Qxe2#
- 1...Re3
- 2.Sf2#
- 1...Bf1
- 2.Rxg4#
- 1...Bg2
- 2.Rxg4#
- 1...Sf5
- 2.Bb7#
- 1...Sb7
- 2.Qg6#
- 1...Se8
- 2.Qg6#
- 1...Sg5
- 2.Rxe5#
- 1...Sh6
- 2.Rxe5#
- 1...Sd8
- 2.Rxe5#
- 1...Sh8
- 2.Rxe5#
- 1...exd4!
- 1...Rxd1
- 1.Rxh3?
- threat
- 2.Sf2#
- 2.Qd3#
- 2.Qc6#
- 1...Rxd1
- 2.Qe2#
- 2.Qc6#
- 1...g3
- 2.Rh4#
- 1...Rf1
- 2.Re3#
- 2.Qe2#
- 2.Qd3#
- 2.Qc6#
- 1...Re2
- 2.Qxe2#
- 2.Qd3#
- 2.Qc6#
- 1...Re3
- 2.Sf2#
- 2.Rxe3#
- 1...Sc4
- 2.Sf2#
- 2.Qb7#
- 2.Qc6#
- 2.Qa8#
- 1...Sb5
- 2.Sf2#
- 2.Qb7#
- 2.Qc6#
- 2.Qa8#
- 1...Sd8
- 2.Sf2#
- 2.Rxe5#
- 2.Qd3#
- 1...gxh3!
- threat
- 1.Rh5?
- threat
- 2.Bd5#
- 1...Rxd1
- 2.Qe2#
- 1...Sc4
- 2.Bf5#
- 1...Sb5
- 2.Bf5#
- 1...Sg5
- 2.Rxe5#
- 1...g3!
- threat
- 1.Bxg4?
- Keys
- 1.Bd7!
- 1...Rxd1
- 2.Qe2#
- 1...Rxg1
- 2.Qe2#
- 1...exd4
- 2.Bc6#
- 1...Sc4
- 2.Qg6#
- 1...Sb5
- 2.Qg6#
- 1...Rf1
- 2.Qe2#
- 1...Re2
- 2.Qxe2#
- 1...Re3
- 2.Sf2#
- 1...Bf1
- 2.Rxg4#
- 1...Bg2
- 2.Rxg4#
- 1...Sf5
- 2.Bc6#
- 1...Sb7
- 2.Qg6#
- 1...Sc8
- 2.Qg6#
- 1...Se8
- 2.Qg6#
- 1...Sg5
- 2.Rxe5#
- 1...Sh6
- 2.Rxe5#
- 1...Sd8
- 2.Rxe5#
- 1...Sh8
- 2.Rxe5#
- 1...Rxd1
- 1.Bd7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- R(a);N_GUARD,XS(A)::QAR2(I)
- R(a);N_GUARD::QAR2(I)
- R(a);N_GUARD,XS(B)::QAR2(I)
- R(a);N_GUARD::QAR2(I),XR(a)
- R(a);SBLOCK::S(A)
- B(b);N_GUARD::R(G),XP(d)
- S(f);SBLOCK::B(J)
- S(g);N_GUARD::R1(H),XP(e)
- Tries
- Try
- B(J);XP(d)
- Threat
- R(G)+B(J),XB(b)
- Vars
- R(a);N_GUARD,XS(A)::QAR2(I)
- R(a);N_GUARD,XS(B)::QAR2(I)
- S(f);OGATE::QAB(I)
- R(a);N_GUARD::QAR2(I)
- S(f);SBLOCK::R(G)+B(J),DCHECK
- S(g);N_GUARD::R1(H),XP(e)
- Refutation
- B(b);P_SPINB(b),XB(J)
- Try
- B(J);
- Vars
- R(a);N_GUARD,XS(A)::QAR2(I)
- R(a);N_GUARD,XS(B)::QAR2(I)
- S(f);OGATE,XB(J)::QAB(I)
- S(f);OGATE::QAB(I)
- R(a);N_GUARD::QAR2(I)
- R(a);N_GUARD::QAR2(I),XR(a)
- R(a);SBLOCK::S(A)
- B(b);N_GUARD::R(G),XP(d)
- S(f);N_GUARD,SBLOCK::B(J)
- S(g);N_GUARD::R1(H),XP(e)
- Refutation
- P(e);XP(F)
- Try
- R(G);N_PINP(d),XB(b)
- Threat
- DUALS(3)
- Vars
- P(d);OGATEB::R(G)
- Refutation
- P(d);XR(G)
- Try
- R(G);N_PINP(d)
- Threat
- B(J)
- Vars
- R(a);N_GUARD,XS(A)::QAR2(I)
- S(f);N_GUARD::B(J)
- S(g);N_GUARD::R1(H),XP(e)
- Refutation
- P(d);
- Try
- Actual
- B(J);
- Vars
- R(a);N_GUARD,XS(A)::QAR2(I)
- R(a);N_GUARD,XS(B)::QAR2(I)
- P(e);XP(F)::B(J)
- S(f);OGATE::QAB(I)
- R(a);N_GUARD::QAR2(I)
- R(a);N_GUARD::QAR2(I),XR(a)
- R(a);SBLOCK::S(A)
- B(b);N_GUARD::R(G),XP(d)
- S(f);SBLOCK::B(J)
- S(g);N_GUARD::R1(H),XP(e)
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