MESON Chess Problem Database
Problem Display
PID: 58863 (4bNK1/Rp6/3Np1pk/7r/5P2/2r3P1/6Q1/B6R w - - 0 1)
Nield, Joshua
2nd Comm., Brisbane Courier, 1921
#2
9 + 7
| 63 | Western Morning News | 1923 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Bg7#
- 1...Rc2
- 2.Bg7#
- 1...Ra3
- 2.Bg7#
- 1...Rb3
- 2.Bg7#
- 1...Rd3
- 2.Bg7#
- 1...Re3
- 2.Bg7#
- 1...Rf3
- 2.Bg7#
- 1...Rxg3
- 2.Bg7#
- 1...Rc4
- 2.Bg7#
- 1...Rc5
- 2.Bg7#
- 1...Rc6
- 2.Bg7#
- 1...Rc8
- 2.Bg7#
- 1...Rxh1
- 2.Qxh1#
- 1...Rh2
- 2.Rxh2#
- 2.Qxh2#
- 1...Rh3
- 2.Rxh3#
- 2.Qxh3#
- 1...Rh4
- 2.Rxh4#
- 1...Ba4
- 2.Sf7#
- 1...Bb5
- 2.Sf7#
- 1...Bc6
- 2.Sf7#
- 1...Bd7
- 2.Sf7#
- 1...Bf7+
- 2.Sxf7#
- 1...b5
- 2.Rh7#
- 1...b6
- 2.Rh7#
- 1...Rc1
- Tries
- 1.Bxc3?
- threat
- 2.Bg7#
- 1...Bf7+
- 2.Sxf7#
- 1...Rxh1
- 2.Qxh1#
- 1...Rh2
- 2.Rxh2#
- 2.Qxh2#
- 1...Rh3
- 2.Rxh3#
- 2.Qxh3#
- 1...Rh4
- 2.Rxh4#
- 1...e5!
- threat
- 1.Rxh5+?
- 1...Kxh5
- 2.Qh3#
- 1...gxh5!
- 1...Kxh5
- 1.Rxb7?
- threat
- 2.Rh7#
- 1...Bf7+
- 2.Sxf7#
- 1...Bd7
- 2.Sf7#
- 1...Rc7!
- threat
- 1.Qxb7?
- threat
- 2.Qg7#
- 2.Qh7#
- 1...Bf7+
- 2.Sxf7#
- 1...Rxh1
- 2.Qxh1#
- 2.Qh7#
- 1...Rh2
- 2.Rxh2#
- 2.Qh7#
- 1...Rh3
- 2.Rxh3#
- 2.Qh7#
- 1...Rh4
- 2.Rxh4#
- 2.Qh7#
- 1...Bd7
- 2.Sf7#
- 1...Rc7!
- threat
- 1.Bxc3?
- Keys
- 1.Qc6!
- 1...Bf7+
- 2.Sxf7#
- 1...Rxg3
- 2.Bg7#
- 1...Rxc6
- 2.Bg7#
- 1...Rxh1
- 2.Qxh1#
- 1...Bxc6
- 2.Sf7#
- 1...bxc6
- 2.Rh7#
- 1...Rh2
- 2.Rxh2#
- 1...Rh3
- 2.Rxh3#
- 1...Rh4
- 2.Rxh4#
- 1...Rc1
- 2.Bg7#
- 1...Rc2
- 2.Bg7#
- 1...Ra3
- 2.Bg7#
- 1...Rb3
- 2.Bg7#
- 1...Rd3
- 2.Bg7#
- 1...Re3
- 2.Bg7#
- 1...Rf3
- 2.Bg7#
- 1...Rc4
- 2.Bg7#
- 1...Rc5
- 2.Bg7#
- 1...Bd7
- 2.Sf7#
- 1...e5
- 2.Sf5#
- 1...g5
- 2.Sf5#
- 1...b5
- 2.Rh7#
- 1...b6
- 2.Rh7#
- 1...Bf7+
- 1.Qc6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 3
- Sets
- R(a);OGATE::B(A)
- R(a);OGATE,XP(D)::B(A)
- R(b);N_SPINR(b),OGATE,XR(B)::QAR(C),XR(b)
- R(b);OGATEB::R(B),XR(b)
- B(g);N_GUARD::S(F)
- B(g);CHECK,N_GUARD::S(F),XB(g)
- P(f);OGATE::R1(G)
- Tries
- Try
- B(A);XR(a)
- Threat
- B(A)
- Vars
- B(g);CHECK,N_GUARD::S(F),XB(g)
- R(b);N_SPINR(b),OGATE,XR(B)::QAR(C),XR(b)
- R(b);OGATEB::R(B),XR(b)
- Refutation
- P(c);
- Try
- R(B);CHECK,XR(b)
- Vars
- K(e);P-FLIGHT,XR(B)::QAR2(C)
- Refutation
- P(d);XR(B)
- Try
- R(G);XP(f)
- Threat
- R1(G)
- Vars
- B(g);CHECK,N_GUARD::S(F),XB(g)
- B(g);N_GUARD::S(F)
- Refutation
- R(a);
- Try
- Q(C);XP(f)
- Threat
- DUALS(2)
- Vars
- B(g);CHECK,N_GUARD::S(F),XB(g)
- B(g);N_GUARD::S(F)
- Refutation
- R(a);
- Try
- Actual
- Q(C);
- Vars
- B(g);CHECK,N_GUARD::S(F),XB(g)
- R(a);OGATE,XP(D)::B(A)
- R(a);OGATE,XQ(C)::B(A)
- R(b);N_SPINR(b),OGATE,XR(B)::QAR(C),XR(b)
- B(g);N_GUARD,XQ(C)::S(F)
- P(f);OGATE,XQ(C)::R1(G)
- R(b);OGATEB::R(B),XR(b)
- R(a);OGATE::B(A)
- B(g);N_GUARD::S(F)
- P(c);N_GUARD,S_CUTP(d)::S(F)
- P(d);N_GUARD,S_CUTP(c)::S(F)
- P(f);OGATE::R1(G)
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