MESON Chess Problem Database

Problem Display
PID: 257003 (1RN2N1K/B1p5/2k1p3/1ppp3p/4r3/3r4/4Q3/3nRB2 w - - 0 1)

Moen, Kabe

Problemas, 2022

1RN2N1K/B1p5/2k1p3/1ppp3p/4r3/3r4/4Q3/3nRB2

#2

8 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Rd2
      • 2.Qxb5#
    • 1...Ra3
      • 2.Qxb5#
    • 1...Rc3
      • 2.Qxb5#
    • 1...Rde3
      • 2.Qxb5#
    • 1...Rf3
      • 2.Qxb5#
    • 1...Rg3
      • 2.Qxb5#
    • 1...Rh3
      • 2.Qxb5#
    • 1...Rdd4
      • 2.Qxb5#
    • 1...Ra4
      • 2.Qxe6#
    • 1...Rb4
      • 2.Qxe6#
    • 1...Rc4
      • 2.Qxe6#
    • 1...Red4
      • 2.Qxe6#
    • 1...Rf4
      • 2.Qxe6#
    • 1...Rg4
      • 2.Qxe6#
    • 1...Rh4
      • 2.Qxe6#
    • 1...d4
      • 2.Qxe4#
  • Tries
    • 1.Qa2?
      • threat
        • 2.Qa6#
      • 1...Ra3
        • 2.Bxb5#
      • 1...Ra4
        • 2.Rxe6#
      • 1...d4!
    • 1.Qxe4?
      • threat
        • 2.Qxe6#
      • 1...Re3
        • 2.Bxb5#
      • 1...e5
        • 2.Qg6#
      • 1...dxe4!
  • Keys
    • 1.Qxh5!
      • threat
        • 2.Qe8#
      • 1...Rh3
        • 2.Bxb5#
      • 1...Rh4
        • 2.Rxe6#
      • 1...d4
        • 2.Qxc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 3
    • ADDED MATES = 0
    • REMOVED MATES = 13
  • Sets
    • R(b);OGATE::QAB1(C),XP(d)
    • R(c);OGATE::QAR2(C),XP(i)
    • P(f);OGATEB::QAB(C),XR(c)
  • Tries
    • Try
      • Q(C);
      • Threat
        • QAR2(C)
      • Vars
        • R(b);OGATE::B(B),XP(d)
        • R(c);OGATE::R(A),XP(i)
      • Refutation
        • P(f);
    • Try
      • Q(C);P_PINP(f),XR(c)
      • Threat
        • QAR2(C),XP(i)
      • Vars
        • R(b);OGATE::B(B),XP(d)
        • P(i);OGATEB::QAR(C)
      • Refutation
        • P(f);N_SPINP(f),XQ(C)
  • Actual
    • Q(C);XP(g)
    • Threat
      • QAB(C)
    • Vars
      • R(b);OGATE,P_PINQ(C)::B(B),XP(d)
      • R(c);OGATE,P_PINQ(C)::R(A),XP(i)
      • P(f);OGATE::QAR1(C),XP(e)
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