MESON Chess Problem Database
Problem Display
PID: 63733 (B2Q4/3b4/2R1pp2/3Nkp2/1KPpN3/1p2P1n1/1B1n1P1q/b2r2r1 w - - 0 1)
Myllyniemi, Matti Arvo
Tikkanen, Tapani
Suomen Tehtavaniekat, 1985
#2
10 + 13
SOLUTION
- SOUND
- Sets
- 1...Sdxe4
- 2.f4#
- 1...Sgxe4
- 2.exd4#
- 1...fxe4
- 2.Qxf6#
- 1...Sdxe4
- Tries
- 1.Sxd2?
- threat
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 2.exd4#
- 1...Qxf2
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 1...Bxb2
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 1...Bxc6
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 2.exd4#
- 1...exd5
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 1...f4
- 2.Qxf6#
- 1...Qh4
- 2.Qc7#
- 2.Qb8#
- 1...Qh6
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Qh8
- 2.Qc7#
- 2.f4#
- 2.exd4#
- 1...Rdf1
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Rgf1
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Bc8
- 2.Qxf6#
- 2.Qc7#
- 2.Qd6#
- 2.f4#
- 2.exd4#
- 1...Sf1
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Sh1
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Se2
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 1...Se4
- 2.Sf3#
- 2.exd4#
- 1...Sh5
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Rxd2!
- threat
- 1.Sc5?
- threat
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 2.exd4#
- 1...Qxf2
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 1...Bxb2
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 1...Bxc6
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 2.exd4#
- 1...exd5
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 1...f4
- 2.Qxf6#
- 1...Qh4
- 2.Qc7#
- 2.Qb8#
- 1...Qh6
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Qh8
- 2.Qc7#
- 2.f4#
- 2.exd4#
- 1...Rdf1
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Rgf1
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Bc8
- 2.Qxf6#
- 2.Qc7#
- 2.Qd6#
- 2.f4#
- 2.exd4#
- 1...Sb1
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 1...Sdf1
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 1...Sf3
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 1...Sde4
- 2.Sxd7#
- 2.f4#
- 1...Sgf1
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Sh1
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Se2
- 2.Qxf6#
- 2.Qc7#
- 2.Qb8#
- 1...Sge4
- 2.Sd3#
- 2.Sxd7#
- 2.exd4#
- 1...Sh5
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Sxc4!
- threat
- 1.Sexf6?
- threat
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 2.exd4#
- 1...Qxf2
- 2.Qc7#
- 2.Qb8#
- 1...Bxb2
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 1...Sxc4
- 2.f4#
- 1...exd5
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 1...Qh4
- 2.Qc7#
- 2.Qb8#
- 1...Qh6
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Qh8
- 2.Qc7#
- 2.f4#
- 2.exd4#
- 1...Rdf1
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Rgf1
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Bc8
- 2.Qc7#
- 2.Qd6#
- 2.f4#
- 2.exd4#
- 1...Sb1
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 1...Sdf1
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 1...Sf3
- 2.Qc7#
- 2.Qb8#
- 1...Sde4
- 2.Sxd7#
- 2.f4#
- 1...Sgf1
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Sh1
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...Se2
- 2.Qc7#
- 2.Qb8#
- 1...Sge4
- 2.Sxd7#
- 2.exd4#
- 1...Sh5
- 2.Qc7#
- 2.Qb8#
- 2.exd4#
- 1...f4!
- threat
- 1.Sdxf6?
- threat
- 2.Rc5#
- 2.Qa5#
- 2.Qc7#
- 2.Qb8#
- 2.f4#
- 1...Qxf2
- 2.Rc5#
- 2.Qa5#
- 2.Qc7#
- 2.Qb8#
- 1...Bxc6
- 2.Qc7#
- 2.Qxd4#
- 2.Qd6#
- 2.Qb8#
- 2.f4#
- 1...Sxc4
- 2.Rc5#
- 2.f4#
- 1...Sdxe4
- 2.Sxd7#
- 2.f4#
- 1...Sgxe4
- 2.Sxd7#
- 1...f4
- 2.Rc5#
- 2.Qa5#
- 1...Qh4
- 2.Rc5#
- 2.Qa5#
- 2.Qc7#
- 2.Qb8#
- 1...Qh6
- 2.Rc5#
- 2.Qa5#
- 2.Qc7#
- 2.Qb8#
- 1...Qh8
- 2.Rc5#
- 2.Qa5#
- 2.Qc7#
- 2.f4#
- 1...Rdf1
- 2.Rc5#
- 2.Qa5#
- 2.Qc7#
- 2.Qb8#
- 1...Rgf1
- 2.Rc5#
- 2.Qa5#
- 2.Qc7#
- 2.Qb8#
- 1...Bc8
- 2.Rc5#
- 2.Qa5#
- 2.Qc7#
- 2.Qxd4#
- 2.Qd6#
- 2.f4#
- 1...Sf3
- 2.Rc5#
- 2.Qa5#
- 2.Qc7#
- 2.Qb8#
- 1...Sgf1
- 2.Rc5#
- 2.Qa5#
- 2.Qc7#
- 2.Qb8#
- 1...Sh1
- 2.Rc5#
- 2.Qa5#
- 2.Qc7#
- 2.Qb8#
- 1...Se2
- 2.Rc5#
- 2.Qa5#
- 2.Qc7#
- 2.Qb8#
- 1...Sh5
- 2.Rc5#
- 2.Qa5#
- 2.Qc7#
- 2.Qb8#
- 1...fxe4!
- threat
- 1.Rxe6+?
- 1...Kxe6
- 2.Qxf6#
- 2.Qe7#
- 1...Bxe6!
- 1...Kxe6
- 1.Qxd7?
- threat
- 2.Rxe6#
- 2.Qxe6#
- 1...fxe4
- 2.Qxe6#
- 1...exd5
- 2.Re6#
- 2.Qe6#
- 2.Qe8#
- 2.Qxd5#
- 2.Qe7#
- 1...f4
- 2.Qxe6#
- 1...Kxe4!
- threat
- 1.Sxd2?
- Keys
- 1.Sf4!
- threat
- 2.Rc5#
- 1...Kxe4
- 2.Rxe6#
- 1...Bxc6
- 2.Qxd4#
- 1...Sdxe4
- 2.Sg6#
- 1...Sgxe4
- 2.Sd3#
- 1...fxe4
- 2.Qa5#
- threat
- 1.Sf4!
This is a version
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(d);SBLOCK,XS(F)::P(B)
- S(g);SBLOCK,XS(F)::P(C),XP(h)
- P(j);SBLOCK,XS(F)::QAB1(J),XP(l)
- Tries
- Try
- S(F);XS(d)
- Threat
- DUALS(5)
- Vars
- P(j);::QAB1(J),XP(l)
- Refutation
- R(b);XS(F)
- Try
- S(F);
- Threat
- DUALS(5)
- Vars
- P(j);::QAB1(J),XP(l)
- Refutation
- S(d);XP(E)
- Try
- S(F);XP(l)
- Threat
- DUALS(4)
- Vars
- S(d);XP(E)::P(B)
- Refutation
- P(j);
- Try
- S(G);XP(l)
- Threat
- DUALS(5)
- Vars
- S(g);SBLOCK,XS(F)::S(G),XB(m)
- Refutation
- P(j);XS(F)
- Try
- R(H);CHECK,XP(k)
- Refutation
- B(m);XR(H)
- Try
- Q(J);XB(m)
- Threat
- DUALS(2)
- Vars
- P(j);SBLOCK,XS(F)::QAR1(J),XP(k)
- P(j);::QAR1(J),XP(k)
- Refutation
- K(i);N_SPINP(h),P-FLIGHT,XS(F)
- Try
- Actual
- S(G);
- Threat
- R(H)
- Vars
- K(i);N_SPINP(h),P-FLIGHT,XS(F)::B(I)+R(H),DCHECK,XP(k)
- B(m);OGATE,XR(H)::QAB1(J),XP(h)
- S(d);SBLOCK,XS(F)::S(G)
- S(g);SBLOCK,XS(F)::S(G)
- P(j);SBLOCK,XS(F)::QAR(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).