MESON Chess Problem Database

Problem Display
PID: 186339 (2B5/2p5/QbK2p2/6pN/2p1kP2/1Np1n3/P2RP3/q1B5 w - - 0 1)

Roosendaal, Jan C

Schakend Nederland, 1983

2B5/2p5/QbK2p2/6pN/2p1kP2/1Np1n3/P2RP3/q1B5

#2

10 + 9

15601 Albrecht-Leiss-Degener Collection 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bd4
      • 2.Rxd4#
    • 1...Ba5
      • 2.Sc5#
      • 2.Rd4#
    • 1...Bc5
      • 2.Sxc5#
    • 1...cxb3
      • 2.Qd3#
  • Tries
    • 1.Qxc4+?
      • 1...Bd4
        • 2.Sc5#
        • 2.Rxd4#
        • 2.Qd3#
        • 2.Qxd4#
      • 1...Sxc4!
  • Keys
    • 1.Rd8!
      • threat
        • 2.Re8#
      • 1...cxb3
        • 2.Qd3#
      • 1...Bd4
        • 2.Rxd4#
      • 1...Bc5
        • 2.Sxc5#
      • 1...Sg4
        • 2.Sg3#
      • 1...Sd5
        • 2.Sg3#
      • 1...Sf5
        • 2.Sxf6#
      • 1...c2
        • 2.Sd2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • B(g);N_GUARD::R1(C),XB(g)
    • B(g);N_GUARD::S(E),XB(g)
    • P(d);OGATE,XS(E)::QAB1(H)
  • Tries
    • Try
      • Q(H);CHECK,XP(d)
      • Refutation
        • S(c);XQ(H)
  • Actual
    • R(C);
    • Threat
      • R(C)
    • Vars
      • P(d);OGATE,XS(E)::QAB1(H)
      • B(g);N_GUARD::R1(C),XB(g)
      • B(g);N_GUARD::S(E),XB(g)
      • S(c);::S(G)
      • S(c);::S(G),XP(h)
      • P(b);N_GUARD::S(E)
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