MESON Chess Problem Database
Problem Display
PID: 64601 (4B2K/3p4/pB3P2/R2p4/p1k5/Q2Np2p/7q/6bn w - - 0 1)
Opdenoordt, Joseph J
Good Companions (February), 1916
#2
7 + 10
| 3132 | The Good Companion Two-Mover | 1922 |
SOLUTION
- SOUND
- Sets
- 1...Qg3
- 2.Sb2#
- 1...Qf4
- 2.Sb2#
- 1...Qe5
- 2.Sxe5#
- 1...Qd6
- 2.Sb2#
- 1...Qc7
- 2.Sb2#
- 1...Qb8
- 2.Sb2#
- 1...Qa2
- 2.Se5#
- 1...Qb2
- 2.Sxb2#
- 1...Qc2
- 2.Se5#
- 1...Qd2
- 2.Se5#
- 1...Qe2
- 2.Se5#
- 1...Qf2
- 2.Se5#
- 1...Qg2
- 2.Se5#
- 1...Bf2
- 2.Sb2#
- 1...Sf2
- 2.Sb2#
- 1...Sg3
- 2.Se5#
- 1...e2
- 2.Sb2#
- 1...d4
- 2.Rc5#
- 1...d6
- 2.Rxa4#
- 1...Qg3
- Tries
- 1.Kh7?
- 1...Qg3
- 2.Sb2#
- 1...Qf4
- 2.Sb2#
- 1...Qe5
- 2.Sxe5#
- 1...Qd6
- 2.Sb2#
- 1...Qc7
- 2.Sb2#
- 1...Qb8
- 2.Sb2#
- 1...Qa2
- 2.Se5#
- 1...Qb2
- 2.Sxb2#
- 1...Qd2
- 2.Se5#
- 1...Qe2
- 2.Se5#
- 1...Qf2
- 2.Se5#
- 1...Qg2
- 2.Se5#
- 1...Bf2
- 2.Sb2#
- 1...Sf2
- 2.Sb2#
- 1...Sg3
- 2.Se5#
- 1...e2
- 2.Sb2#
- 1...d4
- 2.Rc5#
- 1...d6
- 2.Rxa4#
- 1...Qc2!
- 1...Qg3
- 1.Bxe3?
- threat
- 2.Rc5#
- 1...Qd6
- 2.Sb2#
- 1...Qc7
- 2.Sb2#
- 1...d6
- 2.Rxa4#
- 1...Bxe3!
- threat
- 1.Ba7?
- 1...Qg3
- 2.Sb2#
- 1...Qf4
- 2.Sb2#
- 1...Qe5
- 2.Sxe5#
- 1...Qd6
- 2.Sb2#
- 1...Qc7
- 2.Sb2#
- 1...Qa2
- 2.Se5#
- 1...Qb2
- 2.Sxb2#
- 1...Qc2
- 2.Se5#
- 1...Qd2
- 2.Se5#
- 1...Qe2
- 2.Se5#
- 1...Qf2
- 2.Se5#
- 1...Qg2
- 2.Se5#
- 1...Bf2
- 2.Sb2#
- 1...Sf2
- 2.Sb2#
- 1...Sg3
- 2.Se5#
- 1...e2
- 2.Sb2#
- 1...d4
- 2.Rc5#
- 1...d6
- 2.Rxa4#
- 1...Qb8!
- 1...Qg3
- 1.Bg6?
- threat
- 2.Qb4#
- 1...Qd6
- 2.Sb2#
- 1...Qb2
- 2.Sxb2#
- 1...Qd2
- 2.Se5#
- 1...Qb8+!
- threat
- 1.Bxd7?
- threat
- 2.Rxa4#
- 1...Qd6
- 2.Sb2#
- 1...Qb2
- 2.Sxb2#
- 1...Qc2
- 2.Se5#
- 1...Qd2
- 2.Se5#
- 1...d4
- 2.Be6#
- 2.Rc5#
- 1...Qb8+!
- threat
- 1.Bf7?
- threat
- 2.Bxd5#
- 1...Qe5
- 2.Sxe5#
- 1...Qd6
- 2.Sb2#
- 1...Qg2
- 2.Se5#
- 1...Qb8+!
- threat
- 1.Kh7?
- Keys
- 1.f7!
- 1...Qe5+
- 2.Sxe5#
- 1...Qb2+
- 2.Sxb2#
- 1...Qg3
- 2.Sb2#
- 1...Qf4
- 2.Sb2#
- 1...Qd6
- 2.Sb2#
- 1...Qc7
- 2.Sb2#
- 1...Qb8
- 2.Sb2#
- 1...Qa2
- 2.Se5#
- 1...Qc2
- 2.Se5#
- 1...Qd2
- 2.Se5#
- 1...Qe2
- 2.Se5#
- 1...Qf2
- 2.Se5#
- 1...Qg2
- 2.Se5#
- 1...Bf2
- 2.Sb2#
- 1...Sf2
- 2.Sb2#
- 1...Sg3
- 2.Se5#
- 1...e2
- 2.Sb2#
- 1...d4
- 2.Rc5#
- 1...d6
- 2.Rxa4#
- 1...Qe5+
- 1.f7!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- Q(c);N_GUARD::S(B)
- Q(c);N_GUARD,P_PINP(E)::S(B),XQ(c)
- Q(c);N_GUARD,P_PINB(F)::S(B)
- B(a);S_CUTQ(c)::S(B)
- S(b);S_CUTQ(c)::S(B)
- P(d);S_CUTQ(c)::S(B)
- P(h);SBLOCK::R1(C)
- P(j);::R(C),XP(f)
- Tries
- Try
- K(G);P-FLIGHT
- Vars
- Q(c);N_GUARD::S(B)
- Q(c);N_GUARD::S(B),XQ(c)
- B(a);S_CUTQ(c)::S(B)
- S(b);S_CUTQ(c)::S(B)
- P(d);S_CUTQ(c)::S(B)
- P(h);SBLOCK::R1(C)
- P(j);::R(C),XP(f)
- Refutation
- Q(c);P_PINS(B)
- Try
- B(D);XP(d)
- Threat
- R1(C)
- Vars
- Q(c);N_GUARD::S(B)
- P(j);::R(C),XP(f)
- Refutation
- B(a);XB(D)
- Try
- B(D);
- Vars
- Q(c);N_GUARD::S(B)
- Q(c);N_GUARD,P_PINP(E)::S(B),XQ(c)
- B(a);S_CUTQ(c)::S(B)
- S(b);S_CUTQ(c)::S(B)
- P(d);S_CUTQ(c)::S(B)
- P(h);SBLOCK::R1(C)
- P(j);::R(C),XP(f)
- Refutation
- Q(c);P_PINB(F)
- Try
- B(F);
- Threat
- QAR1(A)
- Vars
- Q(c);N_GUARD::S(B)
- Q(c);N_GUARD,P_PINP(E)::S(B),XQ(c)
- Refutation
- Q(c);CHECK
- Try
- B(F);XP(j)
- Threat
- R(C),XP(f)
- Vars
- Q(c);N_GUARD::S(B)
- Q(c);N_GUARD,P_PINP(E)::S(B),XQ(c)
- Refutation
- Q(c);CHECK
- Try
- B(F);P_PINP(h)
- Threat
- B(F),XP(h)
- Vars
- Q(c);N_GUARD,P_PINP(E)::S(B),XQ(c)
- Q(c);N_GUARD::S(B)
- Refutation
- Q(c);CHECK
- Try
- Actual
- P(E);
- Vars
- Q(c);CHECK,N_GUARD::S(B),XQ(c)
- Q(c);N_GUARD::S(B)
- Q(c);N_GUARD,P_PINB(F)::S(B)
- B(a);S_CUTQ(c)::S(B)
- S(b);S_CUTQ(c)::S(B)
- P(d);S_CUTQ(c)::S(B)
- P(h);SBLOCK::R1(C)
- P(j);::R(C),XP(f)
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