MESON Chess Problem Database
Problem Display
PID: 16354 (5qb1/pB2b3/5r2/2pr1R2/P1kNP3/1pP5/1KP5/8 w - - 0 1)
Murphy, Joseph
Chess, 1940
#2
8 + 9
SOLUTION
- SOUND
- Sets
- 1...Rxf5
- 2.Ba6#
- 1...Ra6
- 2.Bxa6#
- 1...Re6
- 2.Bxd5#
- 1...Rf7
- 2.Bxd5#
- 2.Ba6#
- 1...Bd6
- 2.Ba6#
- 1...Be6
- 2.Ba6#
- 1...Bh7
- 2.Bxd5#
- 1...Rxf5
- Tries
- 1.Sc6?
- threat
- 2.Sa5#
- 2.Ba6#
- 1...bxc2
- 2.Ba6#
- 1...Qb8
- 2.Sa5#
- 1...Qc8
- 2.Sa5#
- 1...Qd8
- 2.Ba6#
- 1...Bd8
- 2.Ba6#
- 1...a5
- 2.Sxa5#
- 2.Ba6#
- 1...a6
- 2.Sa5#
- 2.Bxa6#
- 1...Rxc6!
- threat
- 1.Sc6?
- Keys
- 1.Se6!
- threat
- 2.Bxd5#
- 2.Ba6#
- 1...Rdxf5
- 2.Ba6#
- 1...Rfxf5
- 2.Ba6#
- 1...Rxe6
- 2.Bxd5#
- 1...Bxe6
- 2.Ba6#
- 1...bxc2
- 2.Ba6#
- 1...Qa8
- 2.Ba6#
- 1...Qb8
- 2.Bxd5#
- 1...Qc8
- 2.Bxd5#
- 1...Qd8
- 2.Ba6#
- 1...Qe8
- 2.Bxd5#
- 1...Rd1
- 2.Ba6#
- 1...Rd2
- 2.Ba6#
- 1...Rd3
- 2.Ba6#
- 2.cxb3#
- 1...Rd4
- 2.Ba6#
- 1...Re5
- 2.Ba6#
- 1...Rd6
- 2.Rxc5#
- 1...Rd7
- 2.Ba6#
- 1...Rd8
- 2.Ba6#
- 1...a6
- 2.Bxd5#
- 2.Bxa6#
- threat
- 1.Se6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 14
- REMOVED MATES = 3
- Sets
- R(e);N_GUARD,XR(G)::B(H)
- R(e);N_GUARD::B(H),XR(e)
- R(e);S_CUTB(i)::B(H),XR(d)
- B(g);S_CUTR(e)::B(H)
- B(i);S_CUTR(e)::B(H)
- B(i);N_GUARD::B(H),XR(d)
- Tries
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- P(a);XP(B)::B(H)
- Q(h);::S(E)
- Q(h);::B(H)
- B(g);::B(H)
- Refutation
- R(e);XS(E)
- Try
- Actual
- S(E);
- Threat
- DUALS(2)
- Vars
- R(d);XR(G)::B(H)
- R(e);XR(G)::B(H)
- R(e);XS(E)::B(H),XR(d)
- B(i);XS(E)::B(H)
- P(a);XP(B)::B(H)
- Q(h);::B(H)
- Q(h);::B(H),XR(d)
- R(d);::B(H)
- R(d);P_PINP(B)::B(H)
- R(d);OGATE::R1(G),XP(c)
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