MESON Chess Problem Database
Problem Display
PID: 15604 (8/1p4p1/8/1QPN1RK1/3Pk1p1/1n2p3/2PrRP2/b1q2b2 w - - 0 1)
Touw Hian Bwee
1st HM., idee & form, 1986
#2
9 + 10
| 3297 | FIDE Album (1986-1988) | 1995 |
| 6352 | A Collection of Chess Problems by Touw Hian Bwee | 2008 |
SOLUTION
- SOUND
- Sets
- 1...Kxd4
- 2.Qb4#
- 1...Rxe2
- 2.Qd3#
- 1...Rd3
- 2.Qxd3#
- 1...Rxd4
- 2.Qe8#
- 1...Sxd4
- 2.Rxe3#
- 1...Kxd4
- Tries
- 1.Sc3+?
- 1...Kxd4
- 2.Qb4#
- 1...Bxc3!
- 1...Kxd4
- 1.Sxe3?
- threat
- 2.Rf4#
- 1...Kxd4
- 2.Qc4#
- 2.Qb4#
- 1...Rxd4
- 2.Qe8#
- 1...Bxd4
- 2.Qxb7#
- 1...Sxd4!
- threat
- 1.Sb4?
- threat
- 2.Rf4#
- 1...Rxd4
- 2.Qe8#
- 1...Bxd4
- 2.Qxb7#
- 1...Sxd4
- 2.Rxe3#
- 1...Kxd4!
- threat
- 1.Sb6?
- threat
- 2.Rf4#
- 1...Kxd4
- 2.Qc4#
- 2.Qb4#
- 1...Rxd4
- 2.Qe8#
- 1...Sxd4
- 2.Rxe3#
- 1...Bxd4!
- threat
- 1.Sf6+?
- 1...Kxd4
- 2.Qb4#
- 1...gxf6+!
- 1...Kxd4
- 1.Se7?
- threat
- 2.Rf4#
- 1...Kxd4
- 2.Qb4#
- 1...Bxd4
- 2.Qxb7#
- 1...Sxd4
- 2.Rxe3#
- 1...Rxd4!
- threat
- 1.Qc4?
- threat
- 2.Rxe3#
- 2.Rf4#
- 1...Rxc2
- 2.Rf4#
- 1...Rxe2
- 2.Rf4#
- 2.Qd3#
- 1...Bxd4
- 2.Sc3#
- 2.Rxe3#
- 1...Bxe2
- 2.Rf4#
- 1...Sxd4
- 2.Rxe3#
- 1...Qe1
- 2.Rf4#
- 1...Rd1
- 2.Rf4#
- 1...Rd3
- 2.Rf4#
- 2.Qxd3#
- 2.cxd3#
- 1...Rxd4!
- threat
- 1.f3+?
- 1...Kxd4
- 2.Qb4#
- 1...gxf3!
- 1...Kxd4
- 1.Sc3+?
- Keys
- 1.Sc7!
- threat
- 2.Rf4#
- 1...Kxd4
- 2.Qb4#
- 1...Rxd4
- 2.Qe8#
- 1...Bxd4
- 2.Qxb7#
- 1...Sxd4
- 2.Rxe3#
- threat
- 1.Sc7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- K(g);N_SPINP(f),OGATEB,P-FLIGHT,XP(D)::QAR2(E)
- R(d);N_GUARD,N_SPINP(f),XR(B)::QAB1(E)
- R(d);N_GUARD::QAB1(E),XR(d)
- R(d);SBLOCK,XP(D)::QAR(E)
- S(e);SBLOCK,XP(D)::R1(B),XP(f)
- Tries
- Try
- S(G);CHECK
- Vars
- K(g);N_SPINP(f),P-FLIGHT,XP(D)::QAR2(E)
- Refutation
- B(a);XS(G)
- Try
- S(G);XP(f)
- Threat
- R1(H)
- Vars
- R(d);P_PINS(G),SBLOCK,XP(D)::QAR(E)
- B(a);SBLOCK,XP(D)::QAB(E),XP(i)
- Refutation
- S(e);XP(D)
- Try
- S(G);
- Threat
- R1(H)
- Vars
- R(d);SBLOCK,XP(D)::QAR(E)
- B(a);SBLOCK,XP(D)::QAB(E),XP(i)
- S(e);SBLOCK,XP(D)::R1(B),XP(f)
- Refutation
- K(g);N_SPINP(f),P-FLIGHT,XP(D)
- Try
- S(G);
- Threat
- R1(H)
- Vars
- R(d);SBLOCK,XP(D)::QAR(E)
- S(e);SBLOCK,XP(D)::R1(B),XP(f)
- Refutation
- B(a);XP(D)
- Try
- S(G);CHECK
- Vars
- K(g);N_SPINP(f),P-FLIGHT,XP(D)::QAR2(E)
- Refutation
- P(j);CHECK,XS(G)
- Try
- S(G);
- Threat
- R1(H)
- Vars
- K(g);N_SPINP(f),OGATEB,P-FLIGHT,XP(D)::QAR2(E)
- B(a);SBLOCK,XP(D)::QAB(E),XP(i)
- S(e);SBLOCK,XP(D)::R1(B),XP(f)
- Refutation
- R(d);XP(D)
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- R(d);XP(A)::R1(H)
- B(c);N_SPINP(f),XR(B)::R1(H)
- S(e);P_SPINS(e),XP(D)::R1(B),XP(f)
- Q(b);::R1(H)
- R(d);::R1(H)
- Refutation
- R(d);P_SPINR(d),XP(D)
- Try
- P(C);CHECK
- Vars
- K(g);N_SPINP(f),P-FLIGHT,XP(D)::QAR2(E)
- Refutation
- P(h);XP(C)
- Try
- Actual
- S(G);
- Threat
- R1(H)
- Vars
- K(g);N_SPINP(f),OGATEB,P-FLIGHT,XP(D)::QAR2(E)
- R(d);SBLOCK,XP(D)::QAR(E)
- B(a);SBLOCK,XP(D)::QAB(E),XP(i)
- S(e);SBLOCK,XP(D)::R1(B),XP(f)
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