MESON Chess Problem Database
Problem Display
PID: 153341 (2KN4/3N4/3k2B1/2ppp2p/1PP4Q/1p1R2n1/3n1q1b/B2rr2b w - - 0 1)
Prins, Hendrik
5th Prize, Wola Gulowska, 1989
#2
9 + 13
| 15345 | Wola Gulowska Award | 1989 |
SOLUTION
- SOUND
- Sets
- 1...Qg1
- 2.Qf6#
- 1...Qe3
- 2.Qf6#
- 1...Qd4
- 2.Qf6#
- 1...Qf1
- 2.bxc5#
- 1...Qe2
- 2.Qf6#
- 2.bxc5#
- 1...Qg2
- 2.Qf6#
- 2.bxc5#
- 1...Qf3
- 2.bxc5#
- 1...Qf4
- 2.bxc5#
- 1...Qf5
- 2.bxc5#
- 1...Qf6
- 2.Qxf6#
- 1...Qf7
- 2.bxc5#
- 1...Qf8
- 2.bxc5#
- 1...Rf1
- 2.Bxe5#
- 1...Rg1
- 2.Bxe5#
- 1...Re3
- 2.bxc5#
- 1...Re4
- 2.Rxd5#
- 1...Bf3
- 2.Qf6#
- 1...Be4
- 2.Bxe5#
- 1...Sf3
- 2.Qf6#
- 1...Sde4
- 2.Bxe5#
- 1...Sge4
- 2.Rxd5#
- 1...Sf5
- 2.Qf6#
- 1...d4
- 2.bxc5#
- 1...e4
- 2.Be5#
- 2.Rxd5#
- 1...Qg1
- Tries
- 1.Sb7+?
- 1...Kc6
- 2.b5#
- 1...Ke6!
- 1...Kc6
- 1.Sf7+?
- 1...Kc6
- 2.b5#
- 1...Ke6
- 2.Sf8#
- 1...Qxf7!
- 1...Kc6
- 1.Bd4?
- threat
- 2.bxc5#
- 1...Qxd4
- 2.Qf6#
- 1...cxb4
- 2.c5#
- 1...cxd4
- 2.c5#
- 1...dxc4
- 2.Bxc5#
- 2.Bxe5#
- 1...Qf6
- 2.Bxc5#
- 2.Qxf6#
- 1...Sde4
- 2.Bxe5#
- 1...Sge4!
- threat
- 1.Be4?
- threat
- 2.Bxe5#
- 2.Rxd5#
- 1...Rxa1
- 2.Rxd5#
- 1...Rxe4
- 2.Rxd5#
- 1...Bxe4
- 2.Bxe5#
- 1...Sdxe4
- 2.Bxe5#
- 1...Sgxe4
- 2.Rxd5#
- 1...Qf6
- 2.Qxf6#
- 1...Qd4
- 2.Qf6#
- 1...Qf4
- 2.Rxd5#
- 2.bxc5#
- 1...Qf5
- 2.Rxd5#
- 2.bxc5#
- 1...Qf7
- 2.Bxe5#
- 2.bxc5#
- 1...Sb1
- 2.Bxe5#
- 1...Sdf1
- 2.Bxe5#
- 1...Sf3
- 2.Qf6#
- 1...Sgf1
- 2.Rxd5#
- 1...Se2
- 2.Rxd5#
- 1...Sf5
- 2.Rxd5#
- 2.Qf6#
- 1...b2
- 2.Rxd5#
- 1...d4
- 2.bxc5#
- 1...Sxc4!
- threat
- 1.Rd4?
- threat
- 2.bxc5#
- 1...Qxd4
- 2.Qf6#
- 1...cxb4
- 2.c5#
- 1...cxd4
- 2.c5#
- 1...Qf6
- 2.Qxf6#
- 1...Sge4
- 2.Rxd5#
- 1...Sde4!
- threat
- 1.Sb7+?
- Keys
- 1.Bf5!
- threat
- 2.Qf6#
- 1...Qxf5
- 2.bxc5#
- 1...Sde4
- 2.Bxe5#
- 1...Sge4
- 2.Rxd5#
- threat
- 1.Bf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 18
- Sets
- Q(e);N_GUARD::QAR2(E)
- Q(e);N_GUARD,N_SPINP(j)::QAR2(E)
- Q(e);N_GUARD::P(C),XP(i)
- Q(e);N_GUARD,P_PINS(G)::P(C),XP(i)
- Q(e);N_GUARD::QAR2(E),XQ(e)
- Q(e);N_GUARD,P_PINS(I)::P(C),XP(i)
- R(b);N_GUARD::B(A),XP(k)
- R(b);S_CUTQ(e)::P(C),XP(i)
- R(b);S_CUTB(c)::R1(B),XP(j)
- B(c);S_CUTQ(e)::QAR2(E)
- B(c);S_CUTR(b)::B(A),XP(k)
- S(d);S_CUTQ(e)::QAR2(E)
- S(d);S_CUTR(b)::B(A),XP(k)
- S(h);S_CUTB(c)::R1(B),XP(j)
- S(h);S_CUTQ(e)::QAR2(E)
- P(j);S_CUTQ(e)::P(C),XP(i)
- Tries
- Try
- S(I);CHECK
- Vars
- K(m);N_SPINP(j),P-FLIGHT::P(C)
- Refutation
- K(m);N_SPINP(j),P-FLIGHT
- Try
- S(I);CHECK
- Vars
- K(m);N_SPINP(j),P-FLIGHT::P(C)
- K(m);N_SPINP(j),P-FLIGHT::S(G)
- Refutation
- Q(e);XS(I)
- Try
- B(A);N_PINP(j)
- Threat
- P(C),XP(i)
- Vars
- Q(e);N_GUARD,XB(A)::QAR2(E)
- P(i);OGATE,XP(C)::P(D)
- P(i);OGATE,XB(A)::P(D)
- S(d);S_CUTR(b)::B(A),XP(k)
- Refutation
- S(h);
- Try
- B(F);
- Threat
- DUALS(2)
- Vars
- R(a);XB(A)::R1(B),XP(j)
- R(b);XB(F)::R1(B),XP(j)
- B(c);XB(F)::B(A),XP(k)
- S(d);XB(F)::B(A),XP(k)
- S(h);XB(F)::R1(B),XP(j)
- Q(e);N_GUARD::QAR2(E),XQ(e)
- Q(e);N_GUARD,N_SPINP(j)::QAR2(E)
- S(d);::B(A),XP(k)
- S(d);S_CUTQ(e)::QAR2(E)
- S(h);::R1(B),XP(j)
- P(g);::R1(B),XP(j)
- P(j);S_CUTQ(e)::P(C),XP(i)
- Refutation
- S(d);XP(D)
- Try
- R(B);
- Threat
- P(C),XP(i)
- Vars
- Q(e);N_GUARD,N_SPINP(j),XR(B)::QAR2(E)
- P(i);OGATE,XP(C)::P(D)
- P(i);N_SPINP(j),OGATE,XR(B)::P(D)
- Q(e);N_GUARD::QAR2(E),XQ(e)
- S(h);S_CUTB(c)::R1(B),XP(j)
- Refutation
- S(d);
- Try
- Actual
- B(F);
- Threat
- QAR2(E)
- Vars
- Q(e);N_GUARD,P_PINS(G),XB(F)::P(C),XP(i)
- S(d);S_CUTR(b)::B(A),XP(k)
- S(h);S_CUTB(c)::R1(B),XP(j)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).