MESON Chess Problem Database

Problem Display
PID: 267893 (7Q/2p1K2p/4Br2/3pk3/2pb2nr/5PPn/b7/BR2N3 w - - 0 1)

Svitek, Miroslav

Uris, Miguel

Zaldo MT (Problemas), 2019

7Q/2p1K2p/4Br2/3pk3/2pb2nr/5PPn/b7/BR2N3

#2

8 + 11

SOLUTION

  • SOUND
  • Sets
    • 1...Sf2
      • 2.Qxf6#
    • 1...Sh2
      • 2.Qxf6#
    • 1...Se3
      • 2.Qxf6#
    • 1...Sh6
      • 2.Qxf6#
    • 1...c3
      • 2.Sd3#
    • 1...c5
      • 2.Qb8#
    • 1...c6
      • 2.Qb8#
  • Tries
    • 1.Rb5?
      • threat
        • 2.Rxd5#
      • 1...Se3
        • 2.Qxf6#
      • 1...c3
        • 2.Sd3#
      • 1...c5
        • 2.Qb8#
      • 1...c6
        • 2.Qb8#
      • 1...Sf4!
  • Keys
    • 1.Rd1!
      • threat
        • 2.Bxd4#
      • 1...Bxa1
        • 2.Rxd5#
      • 1...Bb2
        • 2.Rxd5#
      • 1...Bc3
        • 2.Rxd5#
      • 1...Sgf2
        • 2.Qxf6#
      • 1...Sh2
        • 2.Qxf6#
      • 1...Se3
        • 2.Qxf6#
      • 1...Sh6
        • 2.Qxf6#
      • 1...c3
        • 2.Sd3#
      • 1...c5
        • 2.Qb8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • S(e);N_GUARD::QAB1(H),XR(i)
    • P(c);N_GUARD,N_SPINB(d)::S(C)
    • P(j);OGATEB::QAB(H)
  • Tries
    • Try
      • R(B);P_PINP(g)
      • Threat
        • R1(B),XP(g)
      • Vars
        • S(e);N_GUARD::QAB1(H),XR(i)
        • P(c);N_GUARD,N_SPINB(d)::S(C)
        • P(j);N_SPINP(g),OGATEB::QAB(H)
        • P(j);OGATEB::QAB(H)
      • Refutation
        • S(b);
  • Actual
    • R(B);
    • Threat
      • B(A),XB(d)
    • Vars
      • B(d);N_SPINB(d),OGATE,XB(A)::R1(B),XP(g)
      • B(d);OGATE::R1(B),XP(g)
      • S(e);N_GUARD::QAB1(H),XR(i)
      • P(c);N_GUARD,N_SPINB(d)::S(C)
      • P(j);OGATEB::QAB(H)
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