MESON Chess Problem Database
Problem Display
PID: 214482 (8/2n3N1/5Pp1/3b1QP1/3kr1p1/B4P2/B2K1P2/6N1 w - - 0 1)
Mosyah, George
Australasian (The), 1880
#2
10 + 6
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Re2+
- 2.Sxe2#
- 1...Re3
- 2.fxe3#
- 1...Rf4
- 2.Se2#
- 1...Re5
- 2.Qd3#
- 1...Bxa2
- 2.Qxe4#
- 2.Qc5#
- 1...Bb3
- 2.Qxe4#
- 2.Qc5#
- 1...Bc4
- 2.Bb2#
- 2.Bc5#
- 2.Qxe4#
- 2.Qc5#
- 1...Bc6
- 2.Bb2#
- 2.Bc5#
- 2.Qc5#
- 1...Be6
- 2.Bb2#
- 2.Bc5#
- 2.Qxe4#
- 2.Qc5#
- 1...Bb7
- 2.Bb2#
- 2.Bc5#
- 2.Qc5#
- 1...Bf7
- 2.Bb2#
- 2.Bc5#
- 2.Qxe4#
- 2.Qc5#
- 1...Ba8
- 2.Bb2#
- 2.Bc5#
- 2.Qc5#
- 1...Bg8
- 2.Bb2#
- 2.Bc5#
- 2.Qxe4#
- 2.Qc5#
- 1...Sb5
- 2.Qxd5#
- 1...Sa6
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sa8
- 2.Qxd5#
- 1...Se8
- 2.Qxd5#
- 1...gxf3
- 2.Sxf3#
- 1...Re2+
- Tries
- 1.Se6+?
- 1...Bxe6
- 2.Bb2#
- 2.Bc5#
- 2.Qxe4#
- 2.Qc5#
- 1...Sxe6
- 2.Qxd5#
- 1...Rxe6!
- 1...Bxe6
- 1.Bd6?
- 1...Re2+
- 2.Sxe2#
- 1...Bxa2
- 2.Qxe4#
- 2.Qc5#
- 1...gxf3
- 2.Sxf3#
- 1...gxf5
- 2.Sxf5#
- 1...Bb3
- 2.Qxe4#
- 2.Qc5#
- 1...Re1
- 2.Qd3#
- 1...Re3
- 2.fxe3#
- 1...Rf4
- 2.Se2#
- 2.Qd3#
- 2.Qe5#
- 1...Re5
- 2.Qd3#
- 2.Qxe5#
- 1...Re6
- 2.Qd3#
- 1...Re7
- 2.Qd3#
- 1...Re8
- 2.Qd3#
- 1...Bc4
- 2.Bc5#
- 2.Qxe4#
- 2.Qc5#
- 1...Bc6
- 2.Bc5#
- 2.Qc5#
- 1...Be6
- 2.Bc5#
- 2.Qxe4#
- 2.Qc5#
- 1...Bb7
- 2.Bc5#
- 2.Qc5#
- 1...Bf7
- 2.Bc5#
- 2.Qxe4#
- 2.Qc5#
- 1...Ba8
- 2.Bc5#
- 2.Qc5#
- 1...Bg8
- 2.Bc5#
- 2.Qxe4#
- 2.Qc5#
- 1...Sb5
- 2.Qxd5#
- 1...Sa6
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sa8
- 2.Qxd5#
- 1...Se8
- 2.Qxd5#
- 1...g3!
- 1...Re2+
- 1.Qf4?
- threat
- 2.Se2#
- 1...Bxa2
- 2.Qxe4#
- 1...gxf3
- 2.Sxf3#
- 1...Bb3
- 2.Qxe4#
- 1...Bc4
- 2.Qxe4#
- 1...Rxf4!
- threat
- 1.Se6+?
- Keys
- 1.f4!
- 1...Re2+
- 2.Sxe2#
- 1...Rxf4
- 2.Se2#
- 1...Bxa2
- 2.Qc5#
- 1...gxf5
- 2.Sxf5#
- 1...Bb3
- 2.Qc5#
- 1...Re1
- 2.Qd3#
- 1...Re3
- 2.fxe3#
- 1...Re5
- 2.Qd3#
- 2.Qxe5#
- 1...Re6
- 2.Qd3#
- 1...Re7
- 2.Qd3#
- 1...Re8
- 2.Qd3#
- 1...Bc4
- 2.Bb2#
- 2.Bc5#
- 2.Qc5#
- 1...Bc6
- 2.Bb2#
- 2.Bc5#
- 2.Qc5#
- 1...Be6
- 2.Bb2#
- 2.Bc5#
- 2.Qc5#
- 1...Bb7
- 2.Bb2#
- 2.Bc5#
- 2.Qc5#
- 1...Bf7
- 2.Bb2#
- 2.Bc5#
- 2.Qc5#
- 1...Ba8
- 2.Bb2#
- 2.Bc5#
- 2.Qc5#
- 1...Bg8
- 2.Bb2#
- 2.Bc5#
- 2.Qc5#
- 1...Sb5
- 2.Qxd5#
- 1...Sa6
- 2.Qxd5#
- 1...Se6
- 2.Qxd5#
- 1...Sa8
- 2.Qxd5#
- 1...Se8
- 2.Qxd5#
- 1...g3
- 2.Sf3#
- 1...Re2+
- 1.f4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 2
- Sets
- R(b);CHECK,N_GUARD::S(A),XR(b)
- R(b);OGATE::P(D),XR(b)
- R(b);N_GUARD::S(A)
- R(b);OGATE,SBLOCK::QAR1(G)
- S(f);N_GUARD::QAR1(G),XB(d)
- P(c);XP(F)::S(A),XP(c)
- Tries
- Try
- S(J);CHECK
- Vars
- S(f);XS(J)::QAR1(G),XB(d)
- Refutation
- R(b);XS(J)
- Try
- B(E);
- Vars
- R(b);CHECK,N_GUARD::S(A),XR(b)
- P(c);XP(F)::S(A),XP(c)
- P(e);XQ(G)::S(J),XP(e)
- R(b);OGATE::QAR1(G)
- R(b);OGATE::P(D),XR(b)
- S(f);N_GUARD::QAR1(G),XB(d)
- Refutation
- P(c);
- Try
- Q(G);P_PINR(b)
- Threat
- S(A)
- Vars
- B(d);N_GUARD,XB(B)::QAR1(G),XR(b)
- P(c);XP(F)::S(A),XP(c)
- B(d);N_GUARD::QAR1(G),XR(b)
- Refutation
- R(b);N_SPINR(b),XQ(G)
- Try
- Actual
- P(F);
- Vars
- R(b);CHECK,N_GUARD::S(A),XR(b)
- R(b);N_GUARD,XP(F)::S(A)
- B(d);OGATE,XB(B)::QAB1(G)
- P(e);XQ(G)::S(J),XP(e)
- B(d);OGATE::QAB1(G)
- R(b);OGATE::QAR1(G)
- R(b);OGATE::P(D),XR(b)
- S(f);N_GUARD::QAR1(G),XB(d)
- P(c);N_GUARD::S(A)
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