MESON Chess Problem Database
Problem Display
PID: 158174 (2r5/b7/3B1p2/R2ppN2/4k1P1/3p2K1/8/3N4 w - - 0 1)
Russ, Colin Albert Harry
British Chess Magazine, 2016
#2
6 + 7
SOLUTION
- SOUND
- Sets
- 1...Rc3
- 2.Sxc3#
- 1...Rc5
- 2.Sf2#
- 1...Ra8
- 2.Sc3#
- 1...Rb8
- 2.Sc3#
- 1...Rd8
- 2.Sc3#
- 1...Re8
- 2.Sc3#
- 1...Rf8
- 2.Sc3#
- 1...Rg8
- 2.Sc3#
- 1...Rh8
- 2.Sc3#
- 1...Bf2+
- 2.Sxf2#
- 1...Bc5
- 2.Sc3#
- 1...Bb8
- 2.Sf2#
- 1...d4
- 2.Sf2#
- 1...Rc3
- Tries
- 1.Bc5?
- threat
- 2.Sf2#
- 2.Sc3#
- 2.Sd6#
- 1...Rxc5
- 2.Sf2#
- 1...Bxc5
- 2.Sc3#
- 1...d2
- 2.Sf2#
- 1...Rc6
- 2.Sf2#
- 2.Sc3#
- 1...Rd8
- 2.Sf2#
- 2.Sc3#
- 1...Bb8
- 2.Sf2#
- 2.Sc3#
- 1...d4!
- threat
- 1.Ra4+?
- 1...Rc4
- 2.Sc3#
- 1...Bd4
- 2.Sf2#
- 1...d4!
- 1...Rc4
- 1.Bc5?
- Keys
- 1.Rc5!
- threat
- 2.Sf2#
- 2.Sc3#
- 1...Rxc5
- 2.Sf2#
- 1...Bxc5
- 2.Sc3#
- 1...d2
- 2.Sf2#
- 1...d4
- 2.Sf2#
- threat
- 1.Rc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 10
- Sets
- R(g);N_GUARD::S(A),XR(g)
- R(g);S_CUTB(f)::S(A)
- R(g);N_GUARD::S(A)
- R(g);N_GUARD,P_PINP(C)::S(A)
- B(f);CHECK,N_GUARD::S(A),XB(f)
- B(f);S_CUTR(g)::S(A)
- B(f);N_GUARD::S(A)
- P(c);S_CUTB(f)::S(A)
- Tries
- Try
- B(F);
- Threat
- DUALS(3)
- Vars
- R(g);XB(F)::S(A)
- B(f);XB(F)::S(A)
- P(a);::S(A)
- Refutation
- P(c);
- Try
- R(D);CHECK
- Vars
- R(g);P_SPINR(g)::S(A)
- B(f);P_SPINB(f)::S(A)
- Refutation
- P(c);P_SPINP(c)
- Try
- Actual
- R(D);
- Threat
- DUALS(2)
- Vars
- R(g);XR(D)::S(A)
- B(f);XR(D)::S(A)
- P(a);::S(A)
- P(c);::S(A)
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