MESON Chess Problem Database
Problem Display
PID: 11810 (2N1Kn2/6p1/8/2kB3R/1pPNQ1p1/r2pn3/2R3p1/3qrbB1 w - - 0 1)
Goldschmeding, Cornelis
1st HM., Keystip Ty, 1972
#2
9 + 12
| 3753 | FIDE Album (1971-1973) | 1978 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Sb3#
- 1...Ra2
- 2.Sb3#
- 1...Rb3
- 2.Sxb3#
- 1...Ra4
- 2.Sb3#
- 1...Ra5
- 2.Sb3#
- 1...Ra6
- 2.Sb3#
- 1...Ra7
- 2.Sb3#
- 1...Ra8
- 2.Sb3#
- 1...Sxc2
- 2.Sb3#
- 2.Se6#
- 1...Sxc4
- 2.Rxc4#
- 1...Sxd5
- 2.Rxd5#
- 1...Sf5
- 2.Sb3#
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Sd7
- 2.Se6#
- 1...Sh7
- 2.Se6#
- 1...Ra1
- Tries
- 1.Sb5?
- threat
- 2.Qd4#
- 2.Qe7#
- 1...dxc2
- 2.Qe7#
- 1...b3
- 2.Qe7#
- 1...Qa1
- 2.Qe7#
- 1...Ra6
- 2.Qd4#
- 1...Ra7
- 2.Qd4#
- 1...Sg6
- 2.Qd4#
- 1...Se6!
- threat
- 1.Sf5?
- threat
- 2.Qd4#
- 2.Qe7#
- 1...dxc2
- 2.Qe7#
- 1...b3
- 2.Qe7#
- 1...Qa1
- 2.Qe7#
- 1...Ra6
- 2.Qd4#
- 1...Ra7
- 2.Qd4#
- 1...Sg6
- 2.Qd4#
- 1...Se6!
- threat
- 1.Sc6?
- threat
- 2.Qd4#
- 2.Qe7#
- 1...dxc2
- 2.Qe7#
- 1...Qa1
- 2.Qe7#
- 1...Ra7
- 2.Qd4#
- 1...Sg6
- 2.Qd4#
- 1...Se6!
- threat
- 1.Bxe3?
- threat
- 2.Se2#
- 2.Sb3#
- 2.Se6#
- 2.Qe7#
- 1...dxc2
- 2.Sb3#
- 2.Se6#
- 2.Qe7#
- 1...b3
- 2.Qe7#
- 1...g1Q
- 2.Sb3#
- 2.Se6#
- 2.Qe7#
- 1...g1B
- 2.Sb3#
- 2.Se6#
- 2.Qe7#
- 1...Se6
- 2.Sb3#
- 2.Sxe6#
- 1...Qe2
- 2.Sxe2#
- 2.Sb3#
- 2.Se6#
- 2.Qe7#
- 1...Qf3
- 2.Sb3#
- 2.Se6#
- 2.Qe7#
- 1...Qa1
- 2.Sb3#
- 2.Se6#
- 2.Qe7#
- 1...Qc1
- 2.Sb3#
- 2.Se6#
- 2.Qe7#
- 1...Qd2
- 2.Sb3#
- 2.Se6#
- 2.Qe7#
- 1...Re2
- 2.Sxe2#
- 2.Sb3#
- 2.Se6#
- 2.Qe7#
- 1...Rb3
- 2.Se2#
- 2.Sxb3#
- 2.Se6#
- 2.Qe7#
- 1...Ra6
- 2.Se2#
- 2.Sb3#
- 2.Se6#
- 1...Ra7
- 2.Se2#
- 2.Sb3#
- 2.Se6#
- 1...Be2
- 2.Sxe2#
- 2.Sb3#
- 2.Sf3#
- 2.Sb5#
- 2.Sf5#
- 2.Sc6#
- 2.Se6#
- 2.Qe7#
- 1...Sg6
- 2.Se2#
- 2.Sb3#
- 2.Se6#
- 1...d2
- 2.Sb3#
- 2.Se6#
- 2.Qe7#
- 1...Rxe3!
- threat
- 1.Bc6+?
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Se2#
- 2.Sb3#
- 2.Se6#
- 2.Rxf5#
- 1...g5!
- 1...Sd5
- 1.Be6+?
- 1...Sd5
- 2.Rxd5#
- 2.Qxd5#
- 1...Sf5
- 2.Se2#
- 2.Sb3#
- 2.Rxf5#
- 2.Qd5#
- 2.Qc6#
- 1...g5!
- 1...Sd5
- 1.Bb7+?
- 1...Sd5
- 2.Se2#
- 2.Sb3#
- 2.Se6#
- 2.Rxd5#
- 1...Sf5
- 2.Se2#
- 2.Sb3#
- 2.Se6#
- 2.Rxf5#
- 1...g5!
- 1...Sd5
- 1.Bf7+?
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Se2#
- 2.Sb3#
- 2.Se6#
- 2.Rxf5#
- 1...g5!
- 1...Sd5
- 1.Ba8+?
- 1...Sd5
- 2.Se2#
- 2.Sb3#
- 2.Se6#
- 2.Rxd5#
- 1...Sf5
- 2.Se2#
- 2.Sb3#
- 2.Se6#
- 2.Rxf5#
- 1...g5!
- 1...Sd5
- 1.Bg8+?
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Se2#
- 2.Sb3#
- 2.Se6#
- 2.Rxf5#
- 1...g5!
- 1...Sd5
- 1.Qe6?
- threat
- 2.Qb6#
- 1...Kxd4
- 2.Qb6#
- 1...Sxc2
- 2.Sb3#
- 1...Sxc4
- 2.Rxc4#
- 1...Sxd5
- 2.Se2#
- 2.Sb3#
- 2.Rxd5#
- 1...Sxe6
- 2.Sxe6#
- 1...Ra6
- 2.Sb3#
- 1...Sf5
- 2.Sb3#
- 1...Sd7!
- threat
- 1.Sb5?
- Keys
- 1.Qg6!
- threat
- 2.Qb6#
- 1...Sxc2+
- 2.Se6#
- 1...Sxc4+
- 2.Be4#
- 1...Sxd5+
- 2.Se2#
- 1...Sf5+
- 2.Se6#
- 1...Kxd4
- 2.Qb6#
- 1...Sxg6
- 2.Se6#
- 1...Ra6
- 2.Sb3#
- 1...Se6
- 2.Sxe6#
- 1...Sd7
- 2.Se6#
- threat
- 1.Qg6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 3
- REMOVED MATES = 8
- Sets
- R(e);N_GUARD::S(D)
- R(e);N_GUARD::S(D),XR(e)
- R(e);N_GUARD,P_PINS(H)::S(D)
- S(g);OGATE,P_PINQ(E),P_SPINS(g),XP(C)::R1(B),XS(g)
- S(g);OGATE,P_PINQ(E),P_SPINS(g),XB(F)::R1(G),XS(g)
- S(l);N_GUARD::S(D),XS(l)
- S(l);N_GUARD::S(D)
- Tries
- Try
- S(D);P_PINS(g)
- Threat
- DUALS(2)
- Vars
- P(f);XR(B)::QAB(E)
- P(h);::QAB(E)
- Q(a);::QAB(E)
- R(e);::QAB1(E)
- S(l);::QAB1(E)
- Refutation
- S(l);
- Try
- S(D);P_PINS(g)
- Threat
- DUALS(2)
- Vars
- P(f);XR(B)::QAB(E)
- P(h);::QAB(E)
- Q(a);::QAB(E)
- R(e);::QAB1(E)
- S(l);::QAB1(E)
- Refutation
- S(l);
- Try
- S(D);P_PINS(g)
- Threat
- DUALS(2)
- Vars
- P(f);XR(B)::QAB(E)
- Q(a);::QAB(E)
- R(e);::QAB1(E)
- S(l);::QAB1(E)
- Refutation
- S(l);
- Try
- B(A);XS(g)
- Threat
- DUALS(4)
- Vars
- P(h);::QAB(E)
- Refutation
- R(b);P_PINQ(E),XB(A)
- Try
- B(F);CHECK
- Vars
- S(g);N_GUARD,P_PINQ(E),P_SPINS(g)::R1(G),XS(g)
- Refutation
- P(k);P_SPINP(k)
- Try
- B(F);CHECK
- Refutation
- P(k);P_SPINP(k)
- Try
- B(F);CHECK
- Refutation
- P(k);P_SPINP(k)
- Try
- B(F);CHECK
- Vars
- S(g);N_GUARD,P_PINQ(E),P_SPINS(g)::R1(G),XS(g)
- Refutation
- P(k);P_SPINP(k)
- Try
- B(F);CHECK
- Refutation
- P(k);P_SPINP(k)
- Try
- B(F);CHECK
- Vars
- S(g);N_GUARD,P_PINQ(E),P_SPINS(g)::R1(G),XS(g)
- Refutation
- P(k);P_SPINP(k)
- Try
- Q(E);
- Threat
- QAB1(E)
- Vars
- K(j);P_SPINS(g),S_FLIGHT,XS(D)::QAB(E)
- S(g);P_PINQ(E),XR(B)::B(A)+S(D),DCHECK
- S(g);OGATE,P_PINQ(E),P_SPINS(g),XP(C)::R1(B),XS(g)
- S(l);XQ(E)::S(D),XS(l)
- R(e);N_GUARD::S(D)
- S(g);P_PINQ(E)::B(A)+S(D),DCHECK
- Refutation
- S(l);
- Try
- Actual
- Q(E);
- Threat
- QAB1(E)
- Vars
- S(g);CHECK,XR(B)::B(A)+S(D),DCHECK
- S(g);CHECK,N_GUARD,P_SPINS(g),XP(C)::R(G)+B(F)
- S(g);CHECK,P_SPINS(g),XB(F)::B(A)+S(D)
- S(g);CHECK::B(A)+S(D),DCHECK
- K(j);P_SPINS(g),S_FLIGHT,XS(D)::QAB(E)
- S(l);N_GUARD,XQ(E)::S(D)
- R(e);N_GUARD::S(D)
- S(l);N_GUARD::S(D),XS(l)
- S(l);N_GUARD::S(D)
Developed and maintained by Brian Stephenson.
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