MESON Chess Problem Database

Problem Display
PID: 108633 (b7/2N1N3/P1RpP2B/1B2pP2/PPpkn3/r3R1b1/2rP1p2/2qn1Q1K w - - 0 1)

Kiss, Janos

BTSB TT, 1952

b7/2N1N3/P1RpP2B/1B2pP2/PPpkn3/r3R1b1/2rP1p2/2qn1Q1K

#2

14 + 12

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bxc6
      • 2.Sxc6#
    • 1...Sdc3
      • 2.Rxc4#
    • 1...Sec3
      • 2.Qxc4#
    • 1...c3
      • 2.Rd3#
      • 2.Rc4#
      • 2.Qd3#
      • 2.Qc4#
  • Tries
    • 1.Rxd6+?
      • 1...Bd5
        • 2.Sc6#
        • 2.Rxd5#
      • 1...Sxd6+!
  • Keys
    • 1.Bxc4!
      • threat
        • 2.Sb5#
      • 1...Bxc6
        • 2.Sxc6#
      • 1...Sdc3
        • 2.Rd3#
      • 1...Sec3
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • B(l);XR(J)::S(N),XB(l)
    • S(b);P_PINQ(A),S_CUTR(c)::R1(J),XP(g)
    • S(i);P_PINR(J),S_CUTR(c)::QAR1(A),XP(g)
  • Tries
    • Try
      • R(J);CHECK,XP(k)
      • Refutation
        • S(i);CHECK,XR(J)
  • Actual
    • B(G);XP(g)
    • Threat
      • S(M)
    • Vars
      • B(l);XR(J)::S(N),XB(l)
      • S(b);P_PINQ(A),S_CUTR(e)::R1(D)
      • S(i);P_PINR(J),S_CUTR(e)::QAR1(A)
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