MESON Chess Problem Database
Problem Display
PID: 79480 (8/2p1B3/4n1q1/p1P1kn1b/1NR4r/2P3Pp/B2N1R2/4K3 w - - 0 1)
Vaughan, Colin V
The Tablet, 1965
(First published on Sat Oct 16 1965)
#2
10 + 9
| 15239 | Valois Notebooks | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Re4+
- 2.Rxe4#
- 1...Rg4
- 2.Sf3#
- 1...Bf3
- 2.Sxf3#
- 1...Bg4
- 2.Re4#
- 1...Sf4
- 2.Re4#
- 1...Sxc5
- 2.Rxc5#
- 1...Re4+
- Tries
- 1.Rxh4?
- threat
- 2.Sc4#
- 2.Sd3#
- 2.Sc6#
- 2.Re4#
- 1...Qxg3
- 2.Sc4#
- 2.Sc6#
- 2.Re4#
- 1...Sxg3
- 2.Sc4#
- 2.Sc6#
- 1...Sxh4
- 2.Sc6#
- 1...Sxe7
- 2.Sc4#
- 1...axb4
- 2.Re4#
- 1...Qe8
- 2.Sc4#
- 2.Sd3#
- 2.Re4#
- 1...Qg4
- 2.Sd3#
- 2.Sc6#
- 1...Be2
- 2.Sc6#
- 2.Re4#
- 1...Bf3
- 2.Sxf3#
- 2.Sc4#
- 2.Sd3#
- 1...Bg4
- 2.Sd3#
- 2.Sc6#
- 1...Se3
- 2.Sc6#
- 1...Sfd4
- 2.Sc4#
- 1...Sd6
- 2.Sc6#
- 1...Sh6
- 2.Sc4#
- 2.Sc6#
- 1...Sfg7
- 2.Sc4#
- 2.Sc6#
- 1...Sed4
- 2.Sd3#
- 2.Re4#
- 1...Sf4
- 2.gxf4#
- 1...Sg5
- 2.Sd3#
- 1...Seg7
- 2.Sd3#
- 2.Re4#
- 1...Sd8
- 2.Sd3#
- 2.Re4#
- 1...Sf8
- 2.Sd3#
- 2.Re4#
- 1...c6
- 2.Sc4#
- 2.Sd3#
- 2.Sxc6#
- 2.Re4#
- 1...Sxc5!
- threat
- 1.Rxh4?
- Keys
- 1.Rg4!
- threat
- 2.Sf3#
- 2.Sc4#
- 2.Sd3#
- 2.Sc6#
- 1...Qxg4
- 2.Sd3#
- 2.Sc6#
- 1...Rxg4
- 2.Sd3#
- 2.Sc6#
- 1...Bxg4
- 2.Sd3#
- 2.Sc6#
- 1...Sxg3
- 2.Sc4#
- 2.Sc6#
- 1...Sxe7
- 2.Sc4#
- 1...Sxc5
- 2.Sf3#
- 1...axb4
- 2.Sf3#
- 1...Qe8
- 2.Sf3#
- 2.Sc4#
- 2.Sd3#
- 1...Se3
- 2.Sc6#
- 1...Sfd4
- 2.Sc4#
- 1...Sd6
- 2.Sc6#
- 1...Sh6
- 2.Sc4#
- 2.Sc6#
- 1...Sfg7
- 2.Sc4#
- 2.Sc6#
- 1...Sed4
- 2.Sd3#
- 1...Sf4
- 2.gxf4#
- 1...Sg5
- 2.Sd3#
- 1...Seg7
- 2.Sf3#
- 2.Sd3#
- 1...Sd8
- 2.Sf3#
- 2.Sd3#
- 1...Sf8
- 2.Sf3#
- 2.Sd3#
- 1...c6
- 2.Sf3#
- 2.Sc4#
- 2.Sd3#
- 2.Sxc6#
- threat
- 1.Rg4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 7
- REMOVED MATES = 4
- Sets
- R(b);CHECK,N_GUARD::R1(H),XR(b)
- R(b);S_CUTB(f)::S(C)
- B(f);N_GUARD::S(C),XB(f)
- B(f);S_CUTR(b)::R1(H)
- S(g);S_CUTR(b)::R1(H)
- S(g);OGATE,XP(I)::R(H),XS(g)
- Tries
- Try
- R(H);XR(b)
- Threat
- DUALS(4)
- Vars
- S(e);XR(H)::S(G)
- S(e);XB(J)::S(C)
- P(c);XS(G)::R1(H)
- S(e);::S(G)
- S(e);::S(C)
- S(g);OGATE::P(F),XS(g)
- S(g);::S(G)
- Refutation
- S(g);XP(I)
- Try
- Actual
- R(H);
- Threat
- DUALS(4)
- Vars
- S(e);XB(J)::S(C)
- S(g);XP(I)::S(C)
- P(c);XS(G)::S(C)
- S(e);::S(G)
- S(e);::S(C)
- S(g);::S(G)
- S(g);OGATE::P(F),XS(g)
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