MESON Chess Problem Database
Problem Display
PID: 21518 (2Q5/3p1q2/1p1P1n2/7p/p1pk1P2/R7/KnPNpP1N/3R2BB w - - 0 1)
Hartong, Jan
Weenink, Henri Gerard Maria
Good Companions (May), 1919
#2
12 + 10
| 3132 | The Good Companion Two-Mover | 1922 |
SOLUTION
- SOUND
- Sets
- 1...Qd5
- 2.f3#
- 1...Sd3
- 2.c3#
- 1...Se4
- 2.Sdf3#
- 1...Sd5
- 2.Shf3#
- 1...c3+
- 2.Sb3#
- 1...Qd5
- Tries
- 1.Be4?
- threat
- 2.Shf3#
- 2.c3#
- 2.f3#
- 1...Sxd1
- 2.Shf3#
- 1...Sxe4
- 2.Sdf3#
- 1...exd1Q
- 2.c3#
- 1...exd1S
- 2.Shf3#
- 1...exd1B
- 2.c3#
- 2.f3#
- 1...exd1R
- 2.Shf3#
- 2.c3#
- 1...e1Q
- 2.Shf3#
- 2.c3#
- 1...e1S
- 2.c3#
- 2.f3#
- 1...e1B
- 2.Shf3#
- 2.c3#
- 1...e1R
- 2.Shf3#
- 2.c3#
- 1...Qg6
- 2.Shf3#
- 2.c3#
- 1...Qg8
- 2.Shf3#
- 2.c3#
- 1...Qg7
- 2.Shf3#
- 2.c3#
- 1...Sd3
- 2.Shf3#
- 2.c3#
- 1...Sg4
- 2.Shf3#
- 2.c3#
- 1...Sd5
- 2.Shf3#
- 1...c3+!
- threat
- 1.Bb7?
- threat
- 2.Sdf3#
- 2.Shf3#
- 2.f3#
- 1...c3+
- 2.Sb3#
- 1...Sxd1
- 2.Sdf3#
- 2.Shf3#
- 1...exd1S
- 2.Sdf3#
- 2.Shf3#
- 1...exd1B
- 2.f3#
- 1...exd1R
- 2.Sdf3#
- 2.Shf3#
- 1...e1Q
- 2.Sdf3#
- 2.Shf3#
- 1...e1S
- 2.Sdf3#
- 2.f3#
- 1...e1B
- 2.Sdf3#
- 2.Shf3#
- 1...e1R
- 2.Sdf3#
- 2.Shf3#
- 1...Qd5
- 2.f3#
- 1...Qe6
- 2.Sdf3#
- 2.Shf3#
- 1...Qg6
- 2.Sdf3#
- 2.Shf3#
- 1...Qe8
- 2.Sdf3#
- 2.Shf3#
- 1...Qg8
- 2.Sdf3#
- 2.Shf3#
- 1...Qe7
- 2.Sdf3#
- 2.Shf3#
- 1...Qg7
- 2.Sdf3#
- 2.Shf3#
- 1...Sd3
- 2.Sdf3#
- 2.Shf3#
- 2.c3#
- 1...Se4
- 2.Sdf3#
- 2.Shf3#
- 1...Sg4
- 2.Sdf3#
- 2.Shf3#
- 1...Sd5
- 2.Shf3#
- 1...exd1Q!
- threat
- 1.Ba8?
- threat
- 2.Sdf3#
- 2.Shf3#
- 2.f3#
- 1...c3+
- 2.Sb3#
- 1...Sxd1
- 2.Sdf3#
- 2.Shf3#
- 1...exd1S
- 2.Sdf3#
- 2.Shf3#
- 1...exd1B
- 2.f3#
- 1...exd1R
- 2.Sdf3#
- 2.Shf3#
- 1...e1Q
- 2.Sdf3#
- 2.Shf3#
- 1...e1S
- 2.Sdf3#
- 2.f3#
- 1...e1B
- 2.Sdf3#
- 2.Shf3#
- 1...e1R
- 2.Sdf3#
- 2.Shf3#
- 1...Qd5
- 2.f3#
- 1...Qe6
- 2.Sdf3#
- 2.Shf3#
- 1...Qg6
- 2.Sdf3#
- 2.Shf3#
- 1...Qe8
- 2.Sdf3#
- 2.Shf3#
- 1...Qg8
- 2.Sdf3#
- 2.Shf3#
- 1...Qe7
- 2.Sdf3#
- 2.Shf3#
- 1...Qg7
- 2.Sdf3#
- 2.Shf3#
- 1...Sd3
- 2.Sdf3#
- 2.Shf3#
- 2.c3#
- 1...Se4
- 2.Sdf3#
- 2.Shf3#
- 1...Sg4
- 2.Sdf3#
- 2.Shf3#
- 1...Sd5
- 2.Shf3#
- 1...exd1Q!
- threat
- 1.Qc6?
- threat
- 2.Sdf3#
- 2.Shf3#
- 2.Qxb6#
- 2.f3#
- 1...c3+
- 2.Sb3#
- 1...Sxd1
- 2.Sdf3#
- 2.Shf3#
- 2.Qxb6#
- 1...exd1Q
- 2.Qxb6#
- 1...exd1S
- 2.Sdf3#
- 2.Shf3#
- 2.Qxb6#
- 1...exd1B
- 2.Qxb6#
- 2.f3#
- 1...exd1R
- 2.Sdf3#
- 2.Shf3#
- 2.Qxb6#
- 1...e1Q
- 2.Sdf3#
- 2.Shf3#
- 2.Qxb6#
- 1...e1S
- 2.Sdf3#
- 2.Qxb6#
- 2.f3#
- 1...e1B
- 2.Sdf3#
- 2.Shf3#
- 2.Qxb6#
- 1...e1R
- 2.Sdf3#
- 2.Shf3#
- 2.Qxb6#
- 1...Qd5
- 2.f3#
- 1...Qe6
- 2.Sdf3#
- 2.Shf3#
- 2.Qxb6#
- 1...Qg6
- 2.Sdf3#
- 2.Shf3#
- 2.Qxb6#
- 1...Qe8
- 2.Sdf3#
- 2.Shf3#
- 2.Qxb6#
- 1...Qg8
- 2.Sdf3#
- 2.Shf3#
- 2.Qxb6#
- 1...Qe7
- 2.Sdf3#
- 2.Shf3#
- 2.Qxb6#
- 1...Qg7
- 2.Sdf3#
- 2.Shf3#
- 2.Qxb6#
- 1...Sd3
- 2.Sdf3#
- 2.Shf3#
- 2.c3#
- 1...Se4
- 2.Sdf3#
- 2.Shf3#
- 1...Sg4
- 2.Sdf3#
- 2.Shf3#
- 2.Qxb6#
- 1...Sd5
- 2.Shf3#
- 1...b5
- 2.Sdf3#
- 2.Shf3#
- 2.Qb6#
- 2.f3#
- 1...dxc6!
- threat
- 1.Be4?
- Keys
- 1.Qc7!
- threat
- 2.Qxb6#
- 1...c3+
- 2.Sb3#
- 1...Se4
- 2.Sdf3#
- 1...Qd5
- 2.f3#
- 1...Sd3
- 2.c3#
- 1...Sd5
- 2.Shf3#
- 1...b5
- 2.Qb6#
- 2.Qa7#
- threat
- 1.Qc7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- Q(j);SBLOCK::B(B)+P(G)
- S(a);SBLOCK::P(E)
- S(h);SBLOCK::R(A)+S(F),DCHECK
- S(h);SBLOCK::S(H)
- P(d);CHECK::R(A)+S(F),DCHECK
- Tries
- Try
- B(C);
- Threat
- DUALS(3)
- Vars
- S(a);XR(A)::S(H)
- S(h);SBLOCK,XB(C)::R(A)+S(F),DCHECK
- P(b);XR(A)::P(E)
- P(b);XR(A)::S(H)
- S(h);::S(H)
- Refutation
- P(d);CHECK
- Try
- B(C);
- Threat
- DUALS(3)
- Vars
- P(d);CHECK::R(A)+S(F),DCHECK
- P(b);XR(A)::B(B)+P(G)
- Q(j);::B(B)+P(G)
- S(h);::S(H)
- Refutation
- P(b);XR(A)
- Try
- B(C);
- Threat
- DUALS(3)
- Vars
- P(d);CHECK::R(A)+S(F),DCHECK
- P(b);XR(A)::B(B)+P(G)
- Q(j);::B(B)+P(G)
- S(h);::S(H)
- Refutation
- P(b);XR(A)
- Try
- Q(L);
- Threat
- DUALS(4)
- Vars
- P(d);CHECK::R(A)+S(F),DCHECK
- P(b);XR(A)::QAB(L),XP(g)
- Q(j);::B(B)+P(G)
- S(h);::S(H)
- Refutation
- P(i);XQ(L)
- Try
- Actual
- Q(L);
- Threat
- QAB(L),XP(g)
- Vars
- P(d);CHECK::R(A)+S(F),DCHECK
- S(h);SBLOCK::R(A)+S(F),DCHECK
- Q(j);SBLOCK::B(B)+P(G)
- S(a);SBLOCK::P(E)
- S(h);SBLOCK::S(H)
Developed and maintained by Brian Stephenson.
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