MESON Chess Problem Database
Problem Display
PID: 65089 (2nrn2q/2p3Qb/3pp1N1/1N1kPp2/1RR3P1/r4p2/Pp2P3/1Kb3BB w - - 0 1)
Prins, Hendrik
2nd Prize, Probleemblad, 1986
#2
12 + 14
| 5159 | FIDE Album (1986-1988) (Annexe) | 1996 |
SOLUTION
- SOUND
- Sets
- 1...Rxa2
- 2.Sc3#
- 2.Bxf3#
- 1...Rc3
- 2.Sxc3#
- 1...Re3
- 2.Sf4#
- 1...Ra4
- 2.Sc3#
- 2.Bxf3#
- 1...Ra5
- 2.Sc3#
- 2.Bxf3#
- 1...Ra6
- 2.Sc3#
- 2.Bxf3#
- 1...Ra7
- 2.Sc3#
- 2.Bxf3#
- 1...Ra8
- 2.Sc3#
- 2.Bxf3#
- 1...Be3
- 2.Bxf3#
- 1...Bf4
- 2.Sxf4#
- 1...Sb6
- 2.Se7#
- 1...Sa7
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Sf6
- 2.Sxc7#
- 1...Sxg7
- 2.Sxc7#
- 1...fxg4
- 2.e4#
- 1...dxe5
- 2.Rc5#
- 1...c5
- 2.Qb7#
- 1...Rxa2
- Tries
- 1.Sxd6?
- threat
- 2.Rc5#
- 1...cxd6
- 2.Qb7#
- 1...c5
- 2.Rxc5#
- 2.Qb7#
- 1...Re3
- 2.Sf4#
- 1...Ra5
- 2.Bxf3#
- 1...Be3
- 2.Bxf3#
- 1...Rc3!
- threat
- 1.Be3?
- threat
- 2.Sf4#
- 2.Bxf3#
- 1...Qxg7
- 2.Bxf3#
- 1...Rxe3
- 2.Sf4#
- 1...Bxe3
- 2.Bxf3#
- 1...Bxg6
- 2.Bxf3#
- 1...Sxg7
- 2.Sxc7#
- 2.Bxf3#
- 1...dxe5
- 2.Rc5#
- 1...c5
- 2.Bxf3#
- 2.Qb7#
- 1...Sf6
- 2.Sxc7#
- 1...f4
- 2.Bxf3#
- 1...fxg4!
- threat
- 1.Rc3?
- threat
- 2.Bxf3#
- 2.Rd4#
- 1...fxg4
- 2.Rd4#
- 2.e4#
- 1...dxe5
- 2.Rc5#
- 1...c5
- 2.Bxf3#
- 2.Qb7#
- 1...Ra4
- 2.Bxf3#
- 1...Be3
- 2.Bxf3#
- 1...Sf6
- 2.Sxc7#
- 2.Rd4#
- 1...Rxc3!
- threat
- 1.Qxc7?
- threat
- 2.Rd4#
- 2.Qc6#
- 2.Qb7#
- 1...Qxe5
- 2.Qc6#
- 2.Qb7#
- 1...Sxc7
- 2.Sxc7#
- 1...dxe5
- 2.Rc5#
- 2.Qc5#
- 2.Qc6#
- 2.Qb7#
- 1...Rd3
- 2.Qc6#
- 2.Qb7#
- 1...Qg7
- 2.Rd4#
- 2.Qc6#
- 1...Ra6
- 2.Sc3#
- 2.Bxf3#
- 2.Rd4#
- 1...Ra7
- 2.Sc3#
- 2.Bxf3#
- 2.Rd4#
- 2.Qc6#
- 1...Rd7
- 2.Rd4#
- 2.Qc6#
- 1...Be3
- 2.Bxf3#
- 2.Qc6#
- 2.Qb7#
- 1...Sa7
- 2.Rd4#
- 1...Se7
- 2.Rd4#
- 1...Bxg6!
- threat
- 1.Qd7?
- threat
- 2.Rc5#
- 2.Qc6#
- 1...Bxg6
- 2.Rc5#
- 1...Rc3
- 2.Sxc3#
- 2.Qc6#
- 1...Re3
- 2.Qc6#
- 1...Ra6
- 2.Sc3#
- 2.Bxf3#
- 2.Rc5#
- 1...Be3
- 2.Bxf3#
- 2.Qc6#
- 1...Sa7
- 2.Rc5#
- 1...Se7
- 2.Rc5#
- 1...c5
- 2.Rxc5#
- 2.Qb7#
- 1...c6
- 2.Rc5#
- 2.Qxc6#
- 1...Rxd7!
- threat
- 1.e3?
- threat
- 2.Sf4#
- 2.Bxf3#
- 1...Qxg7
- 2.Bxf3#
- 1...Rxe3
- 2.Sf4#
- 1...Bxe3
- 2.Bxf3#
- 1...Bxg6
- 2.Bxf3#
- 1...Sxg7
- 2.Sxc7#
- 2.Bxf3#
- 1...fxg4
- 2.e4#
- 1...c5
- 2.Bxf3#
- 2.Qb7#
- 1...Sf6
- 2.Sxc7#
- 1...f4
- 2.Bxf3#
- 2.e4#
- 1...dxe5!
- threat
- 1.exd6?
- threat
- 2.Rc5#
- 1...cxd6
- 2.Qb7#
- 1...e5
- 2.Qf7#
- 1...c5
- 2.Rxc5#
- 2.Qb7#
- 1...Re3
- 2.Sf4#
- 1...Be3
- 2.Bxf3#
- 1...Rc3!
- threat
- 1.Sxd6?
- Keys
- 1.gxf5!
- threat
- 2.e4#
- 1...exf5
- 2.Qf7#
- 1...c5
- 2.Qb7#
- 1...Re3
- 2.Sf4#
- 1...Be3
- 2.Bxf3#
- 1...Sf6
- 2.Sxc7#
- threat
- 1.gxf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 8
- Sets
- R(c);N_GUARD::S(I),XR(c)
- R(c);S_CUTB(a)::S(K)
- B(a);S_CUTR(c)::B(C),XP(d)
- B(a);N_GUARD::S(K),XB(a)
- S(k);N_GUARD::S(K)
- S(k);N_GUARD::S(K),XS(k)
- S(m);N_GUARD::S(I),XP(i)
- S(m);N_GUARD,XQ(L)::S(I),XP(i)
- P(f);N_GUARD,P_PINS(K),XP(H)::P(E)
- P(g);N_GUARD,XP(J)::R1(G)
- P(i);OGATE::QAB(L)
- Tries
- Try
- S(I);XP(g)
- Threat
- R1(G)
- Vars
- P(i);OGATE,XS(I)::QAB(L)
- R(c);S_CUTB(a)::S(K)
- R(c);N_GUARD::B(C),XP(d)
- B(a);S_CUTR(c)::B(C),XP(d)
- Refutation
- R(c);
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- Q(n);XQ(L)::B(C),XP(d)
- R(c);XB(B)::S(K)
- B(a);XB(B)::B(C),XP(d)
- B(j);XS(K)::B(C),XP(d)
- P(g);N_GUARD,XP(J)::R1(G)
- S(m);N_GUARD::S(I),XP(i)
- P(f);P_PINS(K)::B(C),XP(d)
- Refutation
- P(f);P_PINS(K),XP(H)
- Try
- R(G);
- Threat
- DUALS(2)
- Vars
- P(g);N_GUARD,XP(J)::R1(G)
- R(c);::B(C),XP(d)
- B(a);::B(C),XP(d)
- Refutation
- R(c);XR(G)
- Try
- Q(L);XP(i)
- Threat
- DUALS(3)
- Vars
- S(m);XQ(L)::S(I),XS(m)
- S(k);::R1(G)
- Refutation
- B(j);XS(K)
- Try
- Q(L);
- Threat
- DUALS(2)
- Vars
- B(j);XS(K)::R1(G)
- R(c);::QAB1(L)
- S(k);::R1(G)
- Refutation
- R(l);XQ(L)
- Try
- P(E);
- Threat
- DUALS(2)
- Vars
- Q(n);XQ(L)::B(C),XP(d)
- R(c);XP(E)::S(K)
- B(a);XP(E)::B(C),XP(d)
- B(j);XS(K)::B(C),XP(d)
- P(f);N_GUARD,P_PINS(K),XP(H)::P(E)
- S(m);N_GUARD::S(I),XP(i)
- Refutation
- P(g);XP(J)
- Try
- P(J);XP(g)
- Threat
- R1(G)
- Vars
- P(i);OGATE,XP(J)::QAB(L)
- P(h);OGATEB::QAB(L)
- R(c);S_CUTB(a)::S(K)
- B(a);S_CUTR(c)::B(C),XP(d)
- Refutation
- R(c);
- Try
- Actual
- P(H);XP(f)
- Threat
- P(E)
- Vars
- P(h);OGATEB,XP(H)::QAB(L)
- P(i);OGATE::QAB(L)
- R(c);S_CUTB(a)::S(K)
- B(a);S_CUTR(c)::B(C),XP(d)
- S(m);N_GUARD::S(I),XP(i)
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).