MESON Chess Problem Database
Problem Display
PID: 133646 (N7/pr1p4/2RB4/pk6/7R/prp3p1/N1P1K1B1/8 w - - 0 1)
Stevenson, Edward
The Field, 1961
(First published on Thu Oct 5 1961)
#2
8 + 9
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Sxc3#
- 1...Rb2
- 2.Sxc3#
- 1...Rb4
- 2.Sxc3#
- 1...Rb6
- 2.Sc7#
- 1...Rc7
- 2.Sxc7#
- 1...Rb8
- 2.Sc7#
- 1...a4
- 2.Rh5#
- 1...a6
- 2.Rc5#
- 1...Rb1
- Tries
- 1.Kd1?
- 1...dxc6
- 2.Bf1#
- 1...Rb4
- 2.Sxc3#
- 1...Rb6
- 2.Sc7#
- 1...a4
- 2.Rh5#
- 1...Rb2
- 2.Sxc3#
- 1...Rc7
- 2.Sxc7#
- 1...Rb8
- 2.Sc7#
- 1...a6
- 2.Rc5#
- 1...Rb1+!
- 1...dxc6
- 1.Ke1?
- 1...dxc6
- 2.Bf1#
- 1...Rb4
- 2.Sxc3#
- 1...Rb6
- 2.Sc7#
- 1...a4
- 2.Rh5#
- 1...Rb2
- 2.Sxc3#
- 1...Rc7
- 2.Sxc7#
- 1...Rb8
- 2.Sc7#
- 1...a6
- 2.Rc5#
- 1...Rb1+!
- 1...dxc6
- 1.Kd3?
- 1...Rb4
- 2.Sxc3#
- 1...Rb6
- 2.Sc7#
- 1...a4
- 2.Rh5#
- 1...Rb1
- 2.Sxc3#
- 1...Rb2
- 2.Sxc3#
- 1...Rc7
- 2.Sxc7#
- 1...Rb8
- 2.Sc7#
- 1...a6
- 2.Rc5#
- 1...dxc6!
- 1...Rb4
- 1.Rb4+?
- 1...Rxb4
- 2.Sxc3#
- 1...axb4!
- 1...Rxb4
- 1.Rhc4?
- 1...Rb4
- 2.Sxc3#
- 1...Rb6
- 2.Sc7#
- 1...a4
- 2.R4c5#
- 1...Rb1
- 2.Sxc3#
- 1...Rb2
- 2.Sxc3#
- 1...Rc7
- 2.Sxc7#
- 1...Rb8
- 2.Sc7#
- 1...a6
- 2.R6c5#
- 1...dxc6!
- 1...Rb4
- 1.Rf4?
- 1...Rb4
- 2.Sxc3#
- 1...Rb6
- 2.Sc7#
- 1...a4
- 2.Rf5#
- 1...Rb1
- 2.Sxc3#
- 1...Rb2
- 2.Sxc3#
- 1...Rc7
- 2.Sxc7#
- 1...Rb8
- 2.Sc7#
- 1...a6
- 2.Rc5#
- 1...dxc6!
- 1...Rb4
- 1.Rg4?
- 1...Rb4
- 2.Sxc3#
- 1...Rb6
- 2.Sc7#
- 1...a4
- 2.Rg5#
- 1...Rb1
- 2.Sxc3#
- 1...Rb2
- 2.Sxc3#
- 1...Rc7
- 2.Sxc7#
- 1...Rb8
- 2.Sc7#
- 1...a6
- 2.Rc5#
- 1...dxc6!
- 1...Rb4
- 1.Rb6+?
- 1...Rxb6
- 2.Sc7#
- 1...axb6!
- 1...Rxb6
- 1.cxb3?
- threat
- 2.Sxc3#
- 2.Rh5#
- 1...Rb6
- 2.Sc7#
- 1...a4
- 2.Rh5#
- 1...c2
- 2.Sc3#
- 2.Rh5#
- 1...dxc6!
- threat
- 1.Kd1?
- Keys
- 1.Ke3!
- 1...dxc6
- 2.Bf1#
- 1...Rb4
- 2.Sxc3#
- 1...Rb6
- 2.Sc7#
- 1...a4
- 2.Rh5#
- 1...Rb1
- 2.Sxc3#
- 1...Rb2
- 2.Sxc3#
- 1...Rc7
- 2.Sxc7#
- 1...Rb8
- 2.Sc7#
- 1...a6
- 2.Rc5#
- 1...dxc6
- 1.Ke3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(b);N_GUARD::S(A),XP(c)
- R(b);N_GUARD,P_PINP(B)::S(A),XP(c)
- R(h);N_GUARD::S(H)
- R(h);N_GUARD::S(H),XR(h)
- P(e);SBLOCK::R(E)
- P(g);SBLOCK::R1(F)
- Tries
- Try
- K(C);S_FLIGHT
- Vars
- P(i);SBLOCK,XR(F)::B(D)
- R(b);N_GUARD::S(A),XP(c)
- R(h);N_GUARD::S(H)
- P(e);SBLOCK::R(E)
- R(h);N_GUARD::S(H),XR(h)
- P(g);SBLOCK::R1(F)
- Refutation
- R(b);CHECK
- Try
- K(C);P-FLIGHT
- Vars
- P(i);SBLOCK,XR(F)::B(D)
- R(b);N_GUARD::S(A),XP(c)
- R(h);N_GUARD::S(H)
- P(e);SBLOCK::R(E)
- R(h);N_GUARD::S(H),XR(h)
- P(g);SBLOCK::R1(F)
- Refutation
- R(b);CHECK
- Try
- K(C);S_FLIGHT
- Vars
- R(b);N_GUARD::S(A),XP(c)
- R(h);N_GUARD::S(H)
- P(e);SBLOCK::R(E)
- R(h);N_GUARD::S(H),XR(h)
- P(g);SBLOCK::R1(F)
- Refutation
- P(i);XR(F)
- Try
- R(E);CHECK
- Vars
- R(b);XR(E)::S(A),XP(c)
- Refutation
- P(e);XR(E)
- Try
- R(E);
- Vars
- R(b);N_GUARD::S(A),XP(c)
- R(h);N_GUARD::S(H)
- P(e);SBLOCK::R1(E)
- R(b);N_GUARD,P_PINP(B)::S(A),XP(c)
- R(h);N_GUARD::S(H),XR(h)
- P(g);SBLOCK::R1(F)
- Refutation
- P(i);XR(F)
- Try
- R(E);
- Vars
- R(b);N_GUARD::S(A),XP(c)
- R(h);N_GUARD::S(H)
- P(e);SBLOCK::R(E)
- R(b);N_GUARD,P_PINP(B)::S(A),XP(c)
- R(h);N_GUARD::S(H),XR(h)
- P(g);SBLOCK::R1(F)
- Refutation
- P(i);XR(F)
- Try
- R(E);
- Vars
- R(b);N_GUARD::S(A),XP(c)
- R(h);N_GUARD::S(H)
- P(e);SBLOCK::R(E)
- R(b);N_GUARD,P_PINP(B)::S(A),XP(c)
- R(h);N_GUARD::S(H),XR(h)
- P(g);SBLOCK::R1(F)
- Refutation
- P(i);XR(F)
- Try
- R(F);CHECK
- Vars
- R(h);SBLOCK,XR(F)::S(H)
- Refutation
- P(g);XR(F)
- Try
- P(B);XR(b)
- Threat
- DUALS(2)
- Vars
- R(h);N_GUARD::S(H)
- P(e);::R(E)
- Refutation
- P(i);XR(F)
- Try
- Actual
- K(C);P-FLIGHT
- Vars
- P(i);SBLOCK,XR(F)::B(D)
- R(b);N_GUARD::S(A),XP(c)
- R(h);N_GUARD::S(H)
- P(e);SBLOCK::R(E)
- R(h);N_GUARD::S(H),XR(h)
- P(g);SBLOCK::R1(F)
Developed and maintained by Brian Stephenson.
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