MESON Chess Problem Database

Problem Display
PID: 103948 (2n5/p3p3/7K/1R6/2N4k/2p2ppp/6rb/1n6 w - - 0 1)

Janet, Frank

Brooklyn Eagle, 1915

(First published on Wed Nov 24 1915)

2n5/p3p3/7K/1R6/2N4k/2p2ppp/6rb/1n6

#2

3 + 11

2642 Good Companions (February) 1917
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Se3?
      • threat
        • 2.Rb4#
        • 2.Rh5#
      • 1...Rb2
        • 2.Rh5#
      • 1...Rd2
        • 2.Rh5#
      • 1...Sd2
        • 2.Rh5#
      • 1...Sa3
        • 2.Rh5#
      • 1...Sb6
        • 2.Rh5#
      • 1...Sd6
        • 2.Rh5#
      • 1...a5
        • 2.Rh5#
      • 1...e5!
  • Keys
    • 1.Rb4!
      • threat
        • 2.Sb2#
        • 2.Sd2#
        • 2.Sa3#
        • 2.Se3#
        • 2.Sa5#
        • 2.Se5#
        • 2.Sb6#
        • 2.Sd6#
      • 1...Kg4
        • 2.Se3#
        • 2.Sd6#
      • 1...Rb2
        • 2.Sxb2#
      • 1...Rd2
        • 2.Sxd2#
      • 1...Re2
        • 2.Se3#
      • 1...Bg1
        • 2.Se3#
      • 1...Sd2
        • 2.Sxd2#
      • 1...Sa3
        • 2.Sxa3#
      • 1...Sb6
        • 2.Sxb6#
      • 1...Sd6
        • 2.Sxd6#
      • 1...a5
        • 2.Sxa5#
      • 1...e5
        • 2.Sxe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);
      • Threat
        • DUALS(2)
      • Vars
        • R(b);::R1(B)
        • S(a);::R1(B)
        • S(k);::R1(B)
        • P(i);::R1(B)
      • Refutation
        • P(j);
  • Actual
    • R(B);
    • Threat
      • DUALS(8)
    • Vars
      • R(b);::R(B)+S(A),XR(b)
      • R(b);::R(B)+S(A)
      • B(c);::R(B)+S(A)
      • S(a);::R(B)+S(A),XS(a)
      • S(k);::R(B)+S(A),XS(k)
      • P(i);::R(B)+S(A),XP(i)
      • P(j);::R(B)+S(A),XP(j)
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