MESON Chess Problem Database
Problem Display
PID: 58769 (6N1/2p2p1n/2K1p1B1/p1B1k3/2Rp1p2/r7/1bQ5/1bn3R1 w - - 0 1)
Ellerman, Arnoldo
5th Comm., Brisbane Courier, 1920-1921
#2
7 + 12
SOLUTION
- SOUND
- Sets
- 1...Rc3
- 2.Bxd4#
- 1...Ba2
- 2.Qe4#
- 1...Sb3
- 2.Re1#
- 1...Sd3
- 2.Qe2#
- 1...Sf6
- 2.Rg5#
- 1...d3
- 2.Re4#
- 1...f3
- 2.Qh2#
- 1...Rc3
- Tries
- 1.Bxa3?
- threat
- 2.Rc5#
- 1...f3
- 2.Qh2#
- 1...Ba2
- 2.Qe4#
- 1...Sb3
- 2.Re1#
- 1...Sd3
- 2.Qe2#
- 1...Sf6
- 2.Rg5#
- 1...d3
- 2.Bxb2#
- 2.Re4#
- 2.Qxb2#
- 1...Bxa3!
- threat
- 1.Bb4?
- threat
- 2.Rc5#
- 1...f3
- 2.Qh2#
- 1...Ba2
- 2.Qe4#
- 1...Sb3
- 2.Re1#
- 1...Sd3
- 2.Qe2#
- 1...Sf6
- 2.Rg5#
- 1...d3
- 2.Re4#
- 1...Rc3!
- threat
- 1.Bb6?
- threat
- 2.Bxc7#
- 2.Rc5#
- 1...f3
- 2.Bxc7#
- 2.Qh2#
- 1...Rc3
- 2.Bxd4#
- 2.Bxc7#
- 1...Ba2
- 2.Bxc7#
- 2.Qe4#
- 1...Sb3
- 2.Bxc7#
- 2.Re1#
- 1...Sd3
- 2.Bxc7#
- 2.Qe2#
- 1...Sf6
- 2.Bxc7#
- 2.Rg5#
- 1...d3
- 2.Bxc7#
- 2.Re4#
- 1...cxb6!
- threat
- 1.Be7?
- threat
- 2.Rc5#
- 1...f3
- 2.Qh2#
- 1...Ba2
- 2.Qe4#
- 1...Sb3
- 2.Re1#
- 1...Sd3
- 2.Qe2#
- 1...Sf6
- 2.Bxf6#
- 2.Rg5#
- 1...d3
- 2.Re4#
- 1...Rc3!
- threat
- 1.Bf8?
- threat
- 2.Rc5#
- 1...f3
- 2.Qh2#
- 1...Ba2
- 2.Qe4#
- 1...Sb3
- 2.Re1#
- 1...Sd3
- 2.Qe2#
- 1...Sf6
- 2.Rg5#
- 1...d3
- 2.Re4#
- 1...Rc3!
- threat
- 1.Bxa3?
- Keys
- 1.Ba7!
- threat
- 2.Rc5#
- 1...f3
- 2.Qh2#
- 1...Rc3
- 2.Bxd4#
- 1...Ba2
- 2.Qe4#
- 1...Sb3
- 2.Re1#
- 1...Sd3
- 2.Qe2#
- 1...Sf6
- 2.Rg5#
- 1...d3
- 2.Re4#
- threat
- 1.Ba7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(d);S_CUTB(c)::B(D),XP(e)
- B(a);N_GUARD::QAR1(B)
- S(b);N_GUARD,S_CUTR(d)::R(A)
- S(b);N_GUARD,S_CUTB(a),S_CUTR(d)::QAR(B)
- S(l);N_GUARD,S_CUTP(k)::R(A)
- P(e);OGATE::R1(C)
- P(f);OGATEB::QAB(B)
- Tries
- Try
- B(D);XR(d)
- Threat
- R(C)
- Vars
- P(f);OGATEB::QAB(B)
- B(a);N_GUARD::QAR1(B)
- S(b);N_GUARD::R(A)
- S(b);N_GUARD,S_CUTB(a)::QAR(B)
- S(l);N_GUARD,S_CUTP(k)::R(A)
- Refutation
- B(c);XB(D)
- Try
- B(D);
- Threat
- R(C)
- Vars
- P(f);OGATEB::QAB(B)
- B(a);N_GUARD::QAR1(B)
- S(b);N_GUARD,S_CUTR(d)::R(A)
- S(b);N_GUARD,S_CUTB(a),S_CUTR(d)::QAR(B)
- S(l);N_GUARD,S_CUTP(k)::R(A)
- P(e);OGATE::R1(C)
- Refutation
- R(d);P_PINR(C)
- Try
- B(D);
- Threat
- DUALS(2)
- Refutation
- P(j);XB(D)
- Try
- B(D);
- Threat
- R(C)
- Vars
- P(f);OGATEB::QAB(B)
- B(a);N_GUARD::QAR1(B)
- S(b);N_GUARD,S_CUTR(d)::R(A)
- S(b);N_GUARD,S_CUTB(a),S_CUTR(d)::QAR(B)
- P(e);OGATE::R1(C)
- Refutation
- R(d);P_PINR(C)
- Try
- B(D);
- Threat
- R(C)
- Vars
- P(f);OGATEB::QAB(B)
- B(a);N_GUARD::QAR1(B)
- S(b);N_GUARD,S_CUTR(d)::R(A)
- S(b);N_GUARD,S_CUTB(a),S_CUTR(d)::QAR(B)
- S(l);N_GUARD,S_CUTP(k)::R(A)
- P(e);OGATE::R1(C)
- Refutation
- R(d);P_PINR(C)
- Try
- Actual
- B(D);
- Threat
- R(C)
- Vars
- P(f);OGATEB::QAB(B)
- R(d);P_PINR(C),S_CUTB(c)::B(D),XP(e)
- B(a);N_GUARD::QAR1(B)
- S(b);N_GUARD,S_CUTR(d)::R(A)
- S(b);N_GUARD,S_CUTB(a),S_CUTR(d)::QAR(B)
- S(l);N_GUARD,S_CUTP(k)::R(A)
- P(e);OGATE::R1(C)
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