MESON Chess Problem Database
Problem Display
PID: 64513 (B3b3/3PN3/K2p1Rp1/4k1P1/1b1r4/2nQ3p/1Br1q3/4R3 w - - 0 1)
Ellerman, Arnoldo
3rd Prize, Good Companions (December), 1919
#2
9 + 10
| 3132 | The Good Companion Two-Mover | 1922 |
SOLUTION
- SOUND
- Sets
- 1...Qe4
- 2.Qg3#
- 1...Rc4
- 2.Qd5#
- 1...Re4
- 2.Sc6#
- 1...Rf4
- 2.Sc6#
- 1...Rg4
- 2.Sc6#
- 1...Rh4
- 2.Sc6#
- 1...Rd5
- 2.Sc6#
- 1...Bxd7
- 2.Sxg6#
- 1...Sb1
- 2.Bxd4#
- 1...Sd1
- 2.Bxd4#
- 1...Sa2
- 2.Bxd4#
- 1...Sa4
- 2.Bxd4#
- 1...Se4
- 2.Bxd4#
- 1...Sb5
- 2.Qg3#
- 1...Sd5
- 2.Bxd4#
- 1...d5
- 2.Sc6#
- 1...Qe4
- Tries
- 1.Bg2?
- threat
- 2.Sc6#
- 1...Bxd7
- 2.Sxg6#
- 1...Qe4
- 2.Qg3#
- 1...Rc4
- 2.Qd5#
- 1...Sb1
- 2.Bxd4#
- 1...Sd1
- 2.Bxd4#
- 1...Sa2
- 2.Bxd4#
- 1...Sa4
- 2.Bxd4#
- 1...Se4
- 2.Bxd4#
- 1...Sb5
- 2.Qg3#
- 1...Sd5
- 2.Bxd4#
- 1...hxg2!
- threat
- 1.Rxe2+?
- 1...Re4
- 2.Sc6#
- 2.Rxe4#
- 2.Qxe4#
- 2.Qd5#
- 1...Sxe2
- 2.Qe4#
- 2.Qe3#
- 1...Se4
- 2.Bxd4#
- 2.Rxe4#
- 2.Qxe4#
- 2.Qg3#
- 2.Qxd4#
- 1...Rxe2!
- 1...Re4
- 1.dxe8Q?
- threat
- 2.Sd5#
- 2.Sxg6#
- 2.Sc8#
- 2.Sg8#
- 1...Rd5
- 2.Sxd5#
- 2.Sc6#
- 2.Sxg6#
- 2.Sc8#
- 2.Sg8#
- 1...Sd5
- 2.Sxd5#
- 2.Sc6#
- 2.Sxg6#
- 2.Bxd4#
- 1...d5
- 2.Sc6#
- 2.Sxg6#
- 1...Rxd3!
- threat
- 1.dxe8R?
- threat
- 2.Sd5#
- 2.Sxg6#
- 2.Sc8#
- 2.Sg8#
- 1...Rd5
- 2.Sxd5#
- 2.Sc6#
- 2.Sxg6#
- 2.Sc8#
- 2.Sg8#
- 1...Sd5
- 2.Sxd5#
- 2.Sc6#
- 2.Sxg6#
- 2.Bxd4#
- 1...d5
- 2.Sc6#
- 2.Sxg6#
- 1...Rxd3!
- threat
- 1.Bg2?
- Keys
- 1.Bh1!
- threat
- 2.Sc6#
- 1...Bxd7
- 2.Sxg6#
- 1...Qe4
- 2.Qg3#
- 1...Rc4
- 2.Qd5#
- 1...Sb1
- 2.Bxd4#
- 1...Sd1
- 2.Bxd4#
- 1...Sa2
- 2.Bxd4#
- 1...Sa4
- 2.Bxd4#
- 1...Se4
- 2.Bxd4#
- 1...Sb5
- 2.Qg3#
- 1...Sd5
- 2.Bxd4#
- threat
- 1.Bh1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 6
- Sets
- Q(b);N_PINQ(C)::QAB(C)
- R(f);N_PINQ(C),P_SPINS(c)::QAR1(C)
- R(f);N_SPINQ(b),P_SPINS(c)::S(H)
- R(f);P_SPINS(c)::S(H)
- B(j);N_GUARD,XP(G)::S(H),XP(i)
- S(c);OGATE,P_SPINR(f)::B(B),XR(f)
- S(c);N_SPINQ(b),OGATE,P_SPINR(f)::B(B),XR(f)
- S(c);N_PINQ(C),P_SPINR(f)::QAB(C)
- P(h);SBLOCK::S(H)
- Tries
- Try
- B(I);
- Threat
- S(H)
- Vars
- B(j);N_GUARD,XP(G)::S(H),XP(i)
- Q(b);N_PINQ(C)::QAB(C)
- R(f);N_PINQ(C),P_SPINS(c)::QAR1(C)
- S(c);OGATE,P_SPINR(f)::B(B),XR(f)
- S(c);N_SPINQ(b),OGATE,P_SPINR(f)::B(B),XR(f)
- S(c);N_PINQ(C),P_SPINR(f)::QAB(C)
- Refutation
- P(d);XB(I)
- Try
- R(A);CHECK,N_SPINQ(C),XQ(b)
- Refutation
- R(a);XR(A)
- Try
- P(G);XB(j)
- Threat
- DUALS(4)
- Refutation
- R(f);P_SPINS(c),XQ(C)
- Try
- P(G);XB(j)
- Threat
- DUALS(4)
- Refutation
- R(f);P_SPINS(c),XQ(C)
- Try
- Actual
- B(I);
- Threat
- S(H)
- Vars
- B(j);N_GUARD,XP(G)::S(H),XP(i)
- Q(b);N_PINQ(C)::QAB(C)
- R(f);N_PINQ(C),P_SPINS(c)::QAR1(C)
- S(c);OGATE,P_SPINR(f)::B(B),XR(f)
- S(c);N_SPINQ(b),OGATE,P_SPINR(f)::B(B),XR(f)
- S(c);N_PINQ(C),P_SPINR(f)::QAB(C)
Developed and maintained by Brian Stephenson.
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