MESON Chess Problem Database

Problem Display
PID: 16748 (2q5/1ppQ1p2/4nP2/1N2N1bB/2P1k1K1/rR2pR2/3rn2B/3b4 w - - 0 1)

Rietveld, Johannes Jacob

Visserman, Eeltje

1st Prize, Tijdschrift vd KNSB, 1942

2q5/1ppQ1p2/4nP2/1N2N1bB/2P1k1K1/rR2pR2/3rn2B/3b4

#2

10 + 12

3098 FIDE Album (1914-1944) (I) 1971

SOLUTION

  • SOUND
  • Sets
    • 1...Rda2
      • 2.Qd3#
      • 2.Qd5#
    • 1...Rb2
      • 2.Qd3#
      • 2.Qd5#
    • 1...Rc2
      • 2.Qd3#
      • 2.Qd5#
    • 1...Rd3
      • 2.Qxd3#
    • 1...Rd5
      • 2.Qxd5#
    • 1...Bh4
      • 2.Rfxe3#
    • 1...Bxf6
      • 2.Rfxe3#
    • 1...Sc1
      • 2.Sc3#
    • 1...Sg1
      • 2.Sc3#
    • 1...Sc3
      • 2.Sxc3#
    • 1...S2d4
      • 2.Sc3#
      • 2.Qd5#
    • 1...Sf4
      • 2.Rfxe3#
  • Tries
    • 1.Qc6+?
      • 1...Rd5
        • 2.Qxd5#
      • 1...bxc6!
  • Keys
    • 1.Sxf7!
      • threat
        • 2.Bg6#
      • 1...Qg8
        • 2.Qxe6#
      • 1...Rd5
        • 2.Qxd5#
      • 1...Sg3
        • 2.Sc3#
      • 1...S2d4
        • 2.Qd5#
      • 1...S2f4
        • 2.Sc3#
      • 1...S6d4
        • 2.Sxg5#
      • 1...S6f4
        • 2.Rfxe3#
      • 1...Sg7
        • 2.Sxg5#
      • 1...Sf8
        • 2.Sxg5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 6
  • Sets
    • R(b);N_GUARD::QAB1(J),XR(b)
    • B(g);N_GUARD::R1(C),XP(e)
    • B(g);N_GUARD,XP(I)::R1(C),XP(e)
    • S(c);N_GUARD,P_PINR(C)::S(F)
    • S(c);N_GUARD,P_PINR(C)::S(F),XS(c)
    • S(h);P_PINQ(J),S_CUTB(g)::R1(C),XP(e)
  • Tries
    • Try
      • Q(J);CHECK
      • Vars
        • R(b);N_GUARD,P_SPINR(b)::QAB1(J),XR(b)
      • Refutation
        • P(i);XQ(J)
  • Actual
    • S(G);XP(k)
    • Threat
      • B(H)
    • Vars
      • Q(l);N_GUARD::QAR2(J),XS(h)
      • R(b);N_GUARD::QAB1(J),XR(b)
      • S(c);N_GUARD,P_PINR(C)::S(F)
      • S(c);P_PINR(C),S_CUTR(b)::QAB1(J)
      • S(h);N_GUARD,P_PINQ(J)::S(G),XB(g)
      • S(h);P_PINQ(J),S_CUTB(g)::R1(C),XP(e)
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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).