MESON Chess Problem Database
Problem Display
PID: 39656 (n3N3/Rr1P2K1/2k1P1Qp/Pp5R/3P4/1N1n3p/6r1/q1b2bBB w - - 0 1)
Prins, Hendrik
1/3 Prize, Wola Gulowska, 2000
#2
12 + 11
| 15345 | Wola Gulowska Award | 2000 |
| 145 | StrateGems | 2001 |
| 6166 | FIDE Album (1998-2000) | 2007 |
SOLUTION
- SOUND
- Sets
- 1...Qxd4+
- 2.Sxd4#
- 1...Qb1
- 2.d5#
- 1...Qa2
- 2.d5#
- 1...Qa3
- 2.d5#
- 1...Qa4
- 2.d5#
- 1...Qxa5
- 2.d5#
- 1...Rb6
- 2.e7#
- 2.d8S#
- 1...Rxd7+
- 2.exd7#
- 1...Rb8
- 2.e7#
- 1...Bg5
- 2.Qe4#
- 1...Se1
- 2.Rc5#
- 1...Sb2
- 2.Rc5#
- 2.d5#
- 1...Sf2
- 2.Rc5#
- 1...Sb4
- 2.Rc5#
- 1...Sf4
- 2.Rc5#
- 1...Sc5
- 2.Rxc5#
- 1...Sc7
- 2.d8S#
- 1...Qxd4+
- Tries
- 1.Kh7?
- threat
- 2.Qe4#
- 2.d5#
- 1...Rxd7+
- 2.exd7#
- 1...Qxd4
- 2.Sxd4#
- 1...Qxa5
- 2.d5#
- 1...Rxa7
- 2.Qe4#
- 1...Bg5
- 2.Qe4#
- 1...Se5
- 2.Qe4#
- 1...Sf2
- 2.Rc5#
- 2.d5#
- 1...Sb4
- 2.Rc5#
- 1...Sf4
- 2.Rc5#
- 1...Sc5
- 2.Rxc5#
- 2.d5#
- 1...Sc7
- 2.d8S#
- 1...b4
- 2.Qe4#
- 1...Sb6!
- threat
- 1.Kg8?
- threat
- 2.d5#
- 2.d8S#
- 1...Qxd4
- 2.Sxd4#
- 1...Qxa5
- 2.d5#
- 1...Rxa7
- 2.d8S#
- 1...Rxd7
- 2.exd7#
- 1...Bg5
- 2.Qe4#
- 1...Sb6
- 2.d8S#
- 1...Rb8
- 2.d5#
- 2.e7#
- 1...Sb4
- 2.Rc5#
- 2.d8S#
- 1...Sf4
- 2.Rc5#
- 2.d8S#
- 1...Sc7
- 2.d8S#
- 1...b4
- 2.d8S#
- 1...Se5!
- threat
- 1.Bxg2+?
- 1...hxg2
- 2.Qe4#
- 1...Bxg2!
- 1...hxg2
- 1.Rg5?
- threat
- 2.Qe4#
- 1...Qxd4+
- 2.Sxd4#
- 1...Rxd7+
- 2.exd7#
- 1...Qxa5
- 2.d5#
- 1...Sf2
- 2.Rc5#
- 1...Sb4
- 2.Rc5#
- 1...Sf4
- 2.Rc5#
- 1...Sc5
- 2.Rxc5#
- 1...Sc7
- 2.d8S#
- 1...Sb6!
- threat
- 1.Ra6+?
- 1...Rb6
- 2.d8S#
- 1...Sb6!
- 1...Rb6
- 1.Kh7?
- Keys
- 1.Kh8!
- threat
- 2.Qe4#
- 2.d8S#
- 1...Qxd4+
- 2.Sxd4#
- 1...Qxa5
- 2.d5#
- 1...Rxd7
- 2.exd7#
- 1...Bg5
- 2.Qe4#
- 1...Se5
- 2.Qe4#
- 1...Sb6
- 2.d8S#
- 1...Rb8
- 2.Qe4#
- 2.e7#
- 1...Sf2
- 2.Rc5#
- 2.d8S#
- 1...Sb4
- 2.Rc5#
- 2.d8S#
- 1...Sf4
- 2.Rc5#
- 2.d8S#
- 1...Sc5
- 2.Rxc5#
- 2.d8S#
- 1...Sc7
- 2.d8S#
- threat
- 1.Kh8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 10
- Sets
- Q(a);CHECK,P_PINP(J),XP(D)::S(C),XQ(a)
- Q(a);N_PINP(D),P_PINP(J)::P(D)
- Q(a);N_PINP(D),P_PINP(J),XP(E)::P(D)
- R(j);CHECK,OGATE,XP(J)::QAR(H)+P(G),XR(j)
- R(j);::QAR(H)+P(G)
- B(b);N_PINQ(H)::QAB(H)
- S(e);N_GUARD::R1(F)
- S(e);N_GUARD::R1(F),XS(e)
- S(k);OGATE::P=S
- Tries
- Try
- K(K);N_SPINP(D),N_SPINQ(H),P-FLIGHT,P_SPINP(J)
- Threat
- DUALS(2)
- Vars
- R(j);CHECK,OGATE,XP(J)::QAR(H)+P(G),XR(j)
- Q(a);XP(D)::S(C),XQ(a)
- Q(a);XP(E)::P(D)
- R(j);XR(I)::QAB(H)
- B(b);::QAB(H)
- S(e);::QAB(H)
- S(e);N_GUARD::R1(F)
- S(k);N_PINP(J)::P=S
- P(g);::QAB(H)
- Refutation
- S(k);
- Try
- K(K);N_SPINP(D),P-FLIGHT
- Threat
- DUALS(2)
- Vars
- Q(a);XP(D)::S(C),XQ(a)
- Q(a);XP(E)::P(D)
- R(j);XR(I)::P=S
- R(j);OGATE,XP(J)::QAR(H)+P(G),XR(j)
- B(b);N_PINQ(H)::QAB(H)
- S(k);::P=S
- P(g);::P=S
- Refutation
- S(e);
- Try
- B(B);CHECK,N_SPINQ(H),XR(d)
- Vars
- P(f);XB(B)::QAB(H)
- Refutation
- B(c);XB(B)
- Try
- R(F);N_SPINQ(H)
- Threat
- QAB(H)
- Vars
- Q(a);CHECK,P_PINP(J),XP(D)::S(C),XQ(a)
- R(j);CHECK,OGATE,XP(J)::QAR(H)+P(G),XR(j)
- Q(a);N_PINP(D),P_PINP(J),XP(E)::P(D)
- S(e);N_GUARD::R1(F)
- S(e);N_GUARD::R1(F),XS(e)
- S(k);OGATE::P=S
- Refutation
- S(k);
- Try
- R(I);CHECK
- Vars
- R(j);OGATE::P=S
- Refutation
- S(k);P_SPINS(k)
- Try
- Actual
- K(K);N_SPINQ(H),S_FLIGHT
- Threat
- DUALS(2)
- Vars
- Q(a);CHECK,XP(D)::S(C),XQ(a)
- Q(a);N_PINP(D),XP(E)::P(D)
- R(j);OGATE,XP(J)::QAR(H)+P(G),XR(j)
- B(b);::QAB(H)
- S(e);N_PINP(D)::QAB(H)
- S(k);::P=S
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).