MESON Chess Problem Database
Problem Display
PID: 3063 (N1N5/B1pB4/n2P4/3k4/1p2RKp1/5nP1/2P5/8 w - - 0 1)
Bernard, Henry D'Oyly
Source?, 1918
#2
9 + 6
| 2681 | All Change Here! | 1919 |
| 5454 | Near Snap | 2007 |
SOLUTION
- SOUND
- Sets
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...Sd2
- 2.Rd4#
- 1...Sh2
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sh4
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...Sc5
- 2.Sxc7#
- 1...Sb8
- 2.Sxc7#
- 1...b3
- 2.c4#
- 1...cxd6
- 2.Se7#
- 1...c5
- 2.Sab6#
- 1...c6
- 2.Be6#
- 1...Se1
- Tries
- 1.Kf5?
- 1...Sd4+
- 2.Rxd4#
- 1...cxd6
- 2.Se7#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...Sd2
- 2.Rd4#
- 1...Sh2
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...Sc5
- 2.Sxc7#
- 1...Sb8
- 2.Sxc7#
- 1...b3
- 2.c4#
- 1...c5
- 2.Sab6#
- 1...c6
- 2.Be6#
- 1...Sh4+!
- 1...Sd4+
- 1.Sab6+?
- 1...Kc5
- 2.Rc4#
- 1...cxb6!
- 1...Kc5
- 1.Rxb4?
- threat
- 2.c4#
- 1...Sd2
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sc5
- 2.Sxc7#
- 1...c5
- 2.Sab6#
- 1...Sxb4!
- threat
- 1.c3?
- threat
- 2.c4#
- 1...Sd4
- 2.Rxd4#
- 1...Sd2
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...bxc3!
- threat
- 1.dxc7?
- 1...Sxc7
- 2.Sxc7#
- 1...Sd4
- 2.Rxd4#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...Sd2
- 2.Rd4#
- 1...Sh2
- 2.Rd4#
- 1...Sh4
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...Sc5
- 2.Sab6#
- 1...b3
- 2.c4#
- 1...Sb8!
- 1...Sxc7
- 1.Kf5?
- Keys
- 1.Bb5!
- 1...cxd6
- 2.Se7#
- 1...Se5
- 2.Rxe5#
- 1...Se1
- 2.Re5#
- 1...Sg1
- 2.Re5#
- 1...Sd2
- 2.Re5#
- 1...Sh2
- 2.Re5#
- 1...Sd4
- 2.Re5#
- 1...Sh4
- 2.Re5#
- 1...Sg5
- 2.Re5#
- 1...Sc5
- 2.Sxc7#
- 1...Sb8
- 2.Sxc7#
- 1...b3
- 2.c4#
- 1...c5
- 2.Sab6#
- 1...c6
- 2.Bc4#
- 1...cxd6
- 1.Bb5!
This anticipates 57240(1996)
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 9
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
- S(e);N_GUARD::S(H),XP(f)
- P(b);N_GUARD::P(A)
- P(f);SBLOCK,XP(E)::S(I)
- P(f);N_GUARD,SBLOCK::S(H)
- P(f);SBLOCK::B(G)
- Tries
- Try
- K(D);P-FLIGHT
- Vars
- S(a);CHECK,N_GUARD::R1(C),XS(a)
- P(f);SBLOCK,XP(E)::S(I)
- S(a);N_GUARD::R1(C)
- S(e);N_GUARD::S(H),XP(f)
- P(b);N_GUARD::P(A)
- P(f);N_GUARD,SBLOCK::S(H)
- P(f);SBLOCK::B(G)
- Refutation
- S(a);CHECK
- Try
- S(H);CHECK
- Vars
- K(d);P-FLIGHT::R1(C)
- Refutation
- P(f);XS(H)
- Try
- R(C);XP(b)
- Threat
- P(A)
- Vars
- S(a);N_GUARD::R1(C)
- S(e);N_GUARD::S(H),XP(f)
- P(f);N_GUARD,SBLOCK::S(H)
- Refutation
- S(e);XR(C)
- Try
- P(A);
- Threat
- P(A)
- Vars
- S(a);N_GUARD::R1(C),XS(a)
- S(a);N_GUARD::R1(C)
- Refutation
- P(b);XP(A)
- Try
- P(E);XP(f)
- Vars
- S(e);XP(E)::S(H),XS(e)
- S(a);N_GUARD::R1(C),XS(a)
- S(a);N_GUARD::R1(C)
- S(e);SBLOCK::S(H)
- P(b);N_GUARD::P(A)
- Refutation
- S(e);
- Try
- Actual
- B(G);
- Vars
- P(f);SBLOCK,XP(E)::S(I)
- S(a);N_GUARD::R1(C),XS(a)
- S(a);N_GUARD::R1(C)
- S(e);N_GUARD::S(H),XP(f)
- P(b);N_GUARD::P(A)
- P(f);N_GUARD,SBLOCK::S(H)
- P(f);SBLOCK::B(G)
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