MESON Chess Problem Database

Problem Display
PID: 255620 (8/8/3R1p2/2K3P1/Q1p1pB2/p1p5/r1b1kpB1/bN3R2 w - - 0 1)

Pankratiev, Aleksandr Nikolaevich

Astafyeva-30 JT (Kudesnik), 2021

8/8/3R1p2/2K3P1/Q1p1pB2/p1p5/r1b1kpB1/bN3R2

#2

8 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Rb2
      • 2.Sxc3#
    • 1...Bb2
      • 2.Qxc2#
    • 1...Bxb1
      • 2.Qd1#
    • 1...Bd1
      • 2.Qxd1#
      • 2.Qxc4#
    • 1...Bd3
      • 2.Qd1#
  • Keys
    • 1.Rd3!
      • threat
        • 2.Re3#
      • 1...Kxd3
        • 2.Qxc4#
      • 1...Bxb1
        • 2.Qd1#
      • 1...Bxd3
        • 2.Qd1#
      • 1...cxd3
        • 2.Qxe4#
      • 1...exd3
        • 2.Qe8#
      • 1...e3
        • 2.Rxe3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 2
  • Sets
    • R(b);S_CUTB(a)::S(A),XP(g)
    • B(a);S_CUTR(b)::QAR2(D),XB(c)
    • B(c);OGATE,XS(A)::QAB1(D)
    • B(c);OGATE::QAB1(D)
  • Actual
    • R(H);
    • Threat
      • R1(H)
    • Vars
      • K(d);OGATEB,S_FLIGHT,XR(H)::QAB1(D),XP(h)
      • B(c);OGATE,XS(A)::QAB1(D)
      • B(c);OGATE,XR(H)::QAB1(D)
      • P(h);OGATE,XR(H)::QAR2(D),XP(i)
      • P(i);OGATEB,SBLOCK,XR(H)::QAR(D)
      • P(i);::R1(H),XP(i)
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