MESON Chess Problem Database
Problem Display
PID: 3022 (4r3/1BQ1pR2/3r4/1p1Pkp2/7B/5PP1/1NN4K/2nn4 w - - 0 1)
Bernard, Henry D'Oyly
Chess Amateur (The), 1917
#2
10 + 8
| 15 | British Chess Magazine | 1918 |
| 2681 | All Change Here! | 1919 |
SOLUTION
- SOUND
- Sets
- 1...Ra8
- 2.Rxe7#
- 1...Rb8
- 2.Rxe7#
- 1...Rc8
- 2.Rxe7#
- 1...Rd8
- 2.Rxe7#
- 1...Rf8
- 2.Rxe7#
- 1...Rg8
- 2.Rxe7#
- 1...Rh8
- 2.Rxe7#
- 1...Sa2
- 2.Sd3#
- 1...Se2
- 2.Sd3#
- 1...Sb3
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sxb2
- 2.Qc3#
- 1...Sf2
- 2.Qc3#
- 1...Sc3
- 2.Qxc3#
- 1...Se3
- 2.Qc3#
- 1...b4
- 2.Sc4#
- 1...f4
- 2.gxf4#
- 1...e6
- 2.Bf6#
- 1...Ra8
- Tries
- 1.Kg1?
- 1...Sxb2
- 2.Qc3#
- 1...Ra8
- 2.Rxe7#
- 1...Rb8
- 2.Rxe7#
- 1...Rc8
- 2.Rxe7#
- 1...Rd8
- 2.Rxe7#
- 1...Rf8
- 2.Rxe7#
- 1...Rg8
- 2.Rxe7#
- 1...Rh8
- 2.Rxe7#
- 1...Sa2
- 2.Sd3#
- 1...Sb3
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sf2
- 2.Qc3#
- 1...Sc3
- 2.Qxc3#
- 1...Se3
- 2.Qc3#
- 1...b4
- 2.Sc4#
- 1...f4
- 2.gxf4#
- 1...e6
- 2.Bf6#
- 1...Se2+!
- 1...Sxb2
- 1.Kh1?
- 1...Sxb2
- 2.Qc3#
- 1...Ra8
- 2.Rxe7#
- 1...Rb8
- 2.Rxe7#
- 1...Rc8
- 2.Rxe7#
- 1...Rd8
- 2.Rxe7#
- 1...Rf8
- 2.Rxe7#
- 1...Rg8
- 2.Rxe7#
- 1...Rh8
- 2.Rxe7#
- 1...Sa2
- 2.Sd3#
- 1...Se2
- 2.Sd3#
- 1...Sb3
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sc3
- 2.Qxc3#
- 1...Se3
- 2.Qc3#
- 1...b4
- 2.Sc4#
- 1...f4
- 2.gxf4#
- 1...e6
- 2.Bf6#
- 1...Sf2+!
- 1...Sxb2
- 1.Kg2?
- 1...Sxb2
- 2.Qc3#
- 1...Ra8
- 2.Rxe7#
- 1...Rb8
- 2.Rxe7#
- 1...Rc8
- 2.Rxe7#
- 1...Rd8
- 2.Rxe7#
- 1...Rf8
- 2.Rxe7#
- 1...Rg8
- 2.Rxe7#
- 1...Rh8
- 2.Rxe7#
- 1...Sa2
- 2.Sd3#
- 1...Se2
- 2.Sd3#
- 1...Sb3
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sf2
- 2.Qc3#
- 1...Sc3
- 2.Qxc3#
- 1...b4
- 2.Sc4#
- 1...f4
- 2.gxf4#
- 1...e6
- 2.Bf6#
- 1...Se3+!
- 1...Sxb2
- 1.Kh3?
- 1...Sxb2
- 2.Qc3#
- 1...Ra8
- 2.Rxe7#
- 1...Rb8
- 2.Rxe7#
- 1...Rc8
- 2.Rxe7#
- 1...Rd8
- 2.Rxe7#
- 1...Rf8
- 2.Rxe7#
- 1...Rg8
- 2.Rxe7#
- 1...Rh8
- 2.Rxe7#
- 1...Sa2
- 2.Sd3#
- 1...Se2
- 2.Sd3#
- 1...Sb3
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sc3
- 2.Qxc3#
- 1...Se3
- 2.Qc3#
- 1...b4
- 2.Sc4#
- 1...f4
- 2.gxf4#
- 1...e6
- 2.Bf6#
- 1...Sf2+!
- 1...Sxb2
- 1.Bg5?
- threat
- 2.Bf4#
- 1...Se2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...f4
- 2.Bxf4#
- 2.gxf4#
- 1...Rh8+!
- threat
- 1.Ba8?
- 1...Sxb2
- 2.Qc3#
- 1...Sa2
- 2.Sd3#
- 1...Rb8
- 2.Rxe7#
- 1...Rc8
- 2.Rxe7#
- 1...Rd8
- 2.Rxe7#
- 1...Rf8
- 2.Rxe7#
- 1...Rg8
- 2.Rxe7#
- 1...Rh8
- 2.Rxe7#
- 1...Se2
- 2.Sd3#
- 1...Sb3
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sf2
- 2.Qc3#
- 1...Sc3
- 2.Qxc3#
- 1...Se3
- 2.Qc3#
- 1...b4
- 2.Sc4#
- 1...f4
- 2.gxf4#
- 1...e6
- 2.Bf6#
- 1...Rxa8!
- 1...Sxb2
- 1.Qxd6+?
- 1...exd6
- 2.Bf6#
- 1...Kxd6!
- 1...exd6
- 1.Qc4?
- threat
- 2.Qd4#
- 2.Qf4#
- 2.f4#
- 1...Rxd5
- 2.Qxd5#
- 1...bxc4
- 2.Sxc4#
- 1...Ra6
- 2.Qf4#
- 1...Rb6
- 2.Qf4#
- 1...Re6
- 2.Qf4#
- 1...Rf6
- 2.Qf4#
- 1...Rg6
- 2.Qf4#
- 1...Rh6
- 2.Qf4#
- 1...Rd7
- 2.Qf4#
- 1...Rdd8
- 2.Qf4#
- 1...Se2
- 2.Sd3#
- 1...Sb3
- 2.Sd3#
- 2.Qf4#
- 2.f4#
- 1...Sd3
- 2.Sxd3#
- 2.Qd4#
- 1...f4
- 2.Qd4#
- 2.Qe4#
- 2.Qxf4#
- 2.gxf4#
- 1...Rc6!
- threat
- 1.Qxe7+?
- 1...Re6
- 2.Bf6#
- 1...Rxe7!
- 1...Re6
- 1.Kg1?
- Keys
- 1.Rh7!
- 1...Sxb2
- 2.Qc3#
- 1...f4
- 2.Rh5#
- 1...Sa2
- 2.Sd3#
- 1...Ra8
- 2.Rxe7#
- 1...Rb8
- 2.Rxe7#
- 1...Rc8
- 2.Rxe7#
- 1...Rd8
- 2.Rxe7#
- 1...Rf8
- 2.Rxe7#
- 1...Rg8
- 2.Rxe7#
- 1...Rh8
- 2.Rxe7#
- 1...Se2
- 2.Sd3#
- 1...Sb3
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sf2
- 2.Qc3#
- 1...Sc3
- 2.Qxc3#
- 1...Se3
- 2.Qc3#
- 1...b4
- 2.Sc4#
- 1...e6
- 2.Qg7#
- 1...Sxb2
- 1.Rh7!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(h);N_GUARD::R(J),XP(g)
- R(h);N_GUARD,P_PINB(F)::R(J),XP(g)
- S(a);N_GUARD::S(A)
- S(a);N_GUARD::S(A),XS(a)
- S(b);N_GUARD,XS(A)::QAB(I)
- S(b);N_GUARD::QAB(I)
- S(b);N_GUARD::QAB(I),XS(b)
- P(c);N_GUARD::S(A)
- P(e);OGATE::P(E),XP(e)
- P(g);N_GUARD::B(F)
- Tries
- Try
- K(C);S_FLIGHT
- Vars
- S(b);N_GUARD,XS(A)::QAB(I)
- R(h);N_GUARD::R(J),XP(g)
- R(h);N_GUARD,P_PINP(E)::R(J),XP(g)
- S(a);N_GUARD::S(A)
- S(a);N_GUARD::S(A),XS(a)
- S(b);N_GUARD::QAB(I)
- S(b);N_GUARD::QAB(I),XS(b)
- P(c);N_GUARD::S(A)
- P(e);OGATE::P(E),XP(e)
- P(g);N_GUARD::B(F)
- Refutation
- S(a);CHECK
- Try
- K(C);P-FLIGHT
- Vars
- S(b);N_GUARD,XS(A)::QAB(I)
- R(h);N_GUARD::R(J),XP(g)
- R(h);N_GUARD,P_PINB(F)::R(J),XP(g)
- S(a);N_GUARD::S(A)
- S(a);N_GUARD::S(A),XS(a)
- S(b);N_GUARD::QAB(I),XS(b)
- S(b);N_GUARD::QAB(I)
- P(c);N_GUARD::S(A)
- P(e);OGATE::P(E),XP(e)
- P(g);N_GUARD::B(F)
- Refutation
- S(b);CHECK
- Try
- K(C);P-FLIGHT
- Vars
- S(b);N_GUARD,XS(A)::QAB(I)
- R(h);N_GUARD::R(J),XP(g)
- R(h);N_GUARD,P_PINP(E)::R(J),XP(g)
- S(a);N_GUARD::S(A)
- S(a);N_GUARD::S(A),XS(a)
- S(b);N_GUARD::QAB(I)
- S(b);N_GUARD::QAB(I),XS(b)
- P(c);N_GUARD::S(A)
- P(e);OGATE::P(E),XP(e)
- P(g);N_GUARD::B(F)
- Refutation
- S(b);CHECK
- Try
- K(C);P-FLIGHT
- Vars
- S(b);N_GUARD,XS(A)::QAB(I)
- R(h);N_GUARD::R(J),XP(g)
- R(h);N_GUARD,P_PINB(F)::R(J),XP(g)
- S(a);N_GUARD::S(A)
- S(a);N_GUARD::S(A),XS(a)
- S(b);N_GUARD::QAB(I),XS(b)
- S(b);N_GUARD::QAB(I)
- P(c);N_GUARD::S(A)
- P(e);OGATE::P(E),XP(e)
- P(g);N_GUARD::B(F)
- Refutation
- S(b);CHECK
- Try
- B(F);
- Threat
- B(F)
- Vars
- S(a);N_GUARD::S(A)
- S(a);N_GUARD::S(A),XS(a)
- Refutation
- R(h);CHECK
- Try
- B(H);
- Vars
- S(b);N_GUARD,XS(A)::QAB(I)
- S(a);N_GUARD::S(A)
- R(h);N_GUARD::R(J),XP(g)
- R(h);N_GUARD,P_PINB(F)::R(J),XP(g)
- S(a);N_GUARD::S(A),XS(a)
- S(b);N_GUARD::QAB(I)
- S(b);N_GUARD::QAB(I),XS(b)
- P(c);N_GUARD::S(A)
- P(e);OGATE::P(E),XP(e)
- P(g);N_GUARD::B(F)
- Refutation
- R(h);XB(H)
- Try
- Q(I);CHECK,XR(f)
- Vars
- P(g);SBLOCK,XQ(I)::B(F)
- Refutation
- K(d);S_FLIGHT,XQ(I)
- Try
- Q(I);N_PINR(f)
- Threat
- DUALS(3)
- Vars
- R(f);OGATE,XP(G)::QAR1(I),XR(f)
- P(c);XQ(I)::S(A),XP(c)
- R(f);::QAB1(I)
- R(f);P_PINB(F)::QAB1(I)
- S(a);N_GUARD::S(A)
- Refutation
- R(f);
- Try
- Q(I);CHECK,N_PINR(f),XP(g)
- Vars
- R(f);P_SPINR(f)::B(F)
- Refutation
- R(h);XQ(I)
- Try
- Actual
- R(J);
- Vars
- S(b);N_GUARD,XS(A)::QAB(I)
- P(e);OGATEB::R(J)
- S(a);N_GUARD::S(A)
- R(h);N_GUARD::R(J),XP(g)
- S(a);N_GUARD::S(A),XS(a)
- S(b);N_GUARD::QAB(I)
- S(b);N_GUARD::QAB(I),XS(b)
- P(c);N_GUARD::S(A)
- P(g);OGATE::QAB(I)
Developed and maintained by Brian Stephenson.
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