MESON Chess Problem Database
Problem Display
PID: 22101 (3r4/3ppRP1/BN4K1/6P1/3Pk3/b1Q3pn/2nrNPq1/B6b w - - 0 1)
ten Cate, Pieter
HM., Good Companions (February), 1924
#2
11 + 11
| 3098 | FIDE Album (1914-1944) (I) | 1971 |
SOLUTION
- SOUND
- Sets
- 1...Qf1
- 2.Sxg3#
- 1...Rxe2
- 2.Bd3#
- 2.Qd3#
- 1...Rd3
- 2.Bxd3#
- 2.Qxd3#
- 1...Bc1
- 2.Rxe7#
- 1...Bb2
- 2.Rxe7#
- 1...Bd6
- 2.Bb7#
- 1...Sxa1
- 2.Qe3#
- 1...Se1
- 2.Qe3#
- 1...Se3
- 2.Qxe3#
- 1...Sb4
- 2.Rxe7#
- 2.Qe3#
- 1...Sxd4
- 2.Qe3#
- 1...Sg1
- 2.Rf4#
- 1...Sxf2
- 2.Rf4#
- 1...Sf4+
- 2.Rxf4#
- 1...Sxg5
- 2.Rf4#
- 1...d6
- 2.Rxe7#
- 1...Qf1
- Tries
- 1.Qxd2?
- threat
- 2.Sc3#
- 2.Bd3#
- 2.Qxc2#
- 2.Qd3#
- 1...Sf4+
- 2.Rxf4#
- 2.Qxf4#
- 1...Qxf2
- 2.Sc3#
- 2.Bd3#
- 2.Qd3#
- 1...Sxa1
- 2.Sc3#
- 2.Bd3#
- 2.Qe3#
- 2.Qd3#
- 1...Sxd4
- 2.Qe3#
- 2.Qxd4#
- 1...Sxf2
- 2.Sc3#
- 2.Rf4#
- 2.Qf4#
- 1...gxf2
- 2.Sc3#
- 2.Bd3#
- 2.Qd3#
- 1...Rc8
- 2.Bd3#
- 2.Qd3#
- 1...Bb2
- 2.Bd3#
- 2.Qxc2#
- 2.Qd3#
- 1...Bb4
- 2.Bd3#
- 2.Qxc2#
- 2.Qd3#
- 1...Se1
- 2.Sc3#
- 2.Qe3#
- 1...Se3
- 2.Sc3#
- 2.Bd3#
- 2.Qxe3#
- 2.Qd3#
- 1...Sb4
- 2.Sc3#
- 2.Qe3#
- 1...Qf3!
- threat
- 1.Qxc2+?
- 1...Rd3
- 2.Bxd3#
- 2.Qxd3#
- 1...Rxc2!
- 1...Rd3
- 1.Qxg3?
- threat
- 2.Qe5#
- 1...Sf4+
- 2.Rxf4#
- 2.Qxf4#
- 1...Qxg3
- 2.Sxg3#
- 1...Rxd4
- 2.Sc3#
- 1...Sxd4
- 2.Sc3#
- 2.Qe3#
- 1...Bd6
- 2.Bb7#
- 1...d6
- 2.Rxe7#
- 1...e5
- 2.Qxe5#
- 1...Qh2!
- threat
- 1.Qc5?
- threat
- 2.Sc3#
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Sf4+
- 2.Rxf4#
- 1...Qxf2
- 2.Qe5#
- 1...Rxe2
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Rxd4
- 2.Sc3#
- 2.Qf5#
- 1...Sxd4
- 2.Sc3#
- 2.Qd5#
- 1...Sxf2
- 2.Qe5#
- 1...gxf2
- 2.Qe5#
- 1...d5
- 2.Sc3#
- 1...Qf3
- 2.Rxe7#
- 2.Qd5#
- 2.Qe5#
- 1...Rd3
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Bb2
- 2.Qxe7#
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Bb4
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Se3
- 2.Sc3#
- 2.Qe5#
- 1...Sb4
- 2.Sc3#
- 2.Qxe7#
- 2.Qe5#
- 2.Qf5#
- 1...d6
- 2.Sc3#
- 2.Qd5#
- 2.Qf5#
- 1...e5
- 2.Sc3#
- 2.Qd5#
- 2.Qxe5#
- 1...e6
- 2.Sc3#
- 2.Qe5#
- 1...Bxc5!
- threat
- 1.Qc6+?
- 1...d5
- 2.Qe6#
- 1...dxc6!
- 1...d5
- 1.Qxd2?
- Keys
- 1.Qc7!
- threat
- 2.Qe5#
- 1...Sf4+
- 2.Rxf4#
- 2.Qxf4#
- 1...Rxd4
- 2.Sc3#
- 1...Sxd4
- 2.Sc3#
- 1...Bd6
- 2.Qb7#
- 1...d6
- 2.Qxe7#
- 1...e5
- 2.Qxe5#
- threat
- 1.Qc7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 2
- REMOVED MATES = 10
- Sets
- Q(d);N_GUARD::S(B),XP(f)
- B(e);N_GUARD::R(J),XP(j)
- B(e);S_CUTP(i)::B(G)
- S(b);N_GUARD,XB(A)::QAR1(D)
- S(b);N_GUARD::QAR1(D)
- S(b);N_GUARD::QAR1(D),XS(b)
- S(b);N_GUARD,XP(E)::QAR1(D)
- S(g);N_GUARD::R1(J)
- S(g);N_GUARD,XP(C)::R1(J)
- S(g);CHECK,N_GUARD::R1(J),XS(g)
- S(g);N_GUARD,XP(F)::R1(J)
- P(i);S_CUTB(e)::R(J),XP(j)
- Tries
- Try
- Q(D);XR(c)
- Threat
- DUALS(4)
- Refutation
- Q(d);
- Try
- Q(D);CHECK,XS(b)
- Refutation
- R(c);XQ(D)
- Try
- Q(D);XP(f)
- Threat
- QAR1(D)
- Vars
- Q(d);P_PINP(F),XQ(D)::S(B),XQ(d)
- R(c);SBLOCK,XP(E)::S(B)
- B(e);S_CUTP(i)::B(G)
- P(i);S_CUTB(e)::R(J),XP(j)
- P(j);::QAR1(D),XP(j)
- Refutation
- Q(d);
- Try
- Q(D);
- Threat
- DUALS(4)
- Vars
- S(g);CHECK,N_GUARD::R1(J),XS(g)
- Q(d);XP(C)::QAR1(D)
- S(g);XP(C)::QAR1(D)
- P(f);P_PINP(F),XP(C)::QAR1(D)
- P(i);::S(B)
- Refutation
- B(e);XQ(D)
- Try
- Q(D);CHECK
- Vars
- P(i);N_GUARD,P_SPINP(i)::QAR2(D)
- Refutation
- P(i);XQ(D)
- Try
- Actual
- Q(D);
- Threat
- QAR1(D)
- Vars
- R(c);SBLOCK,XP(E)::S(B)
- S(b);SBLOCK,XP(E)::S(B)
- B(e);S_CUTP(i)::QAB(D)
- P(i);OGATE::QAR(D),XP(j)
- P(j);::QAR1(D),XP(j)
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