MESON Chess Problem Database

Problem Display
PID: 237783 (3Q1b2/6p1/P1P3pq/2k1p3/KN5R/3p2rn/4pr2/R4n1B w - - 0 1)

Goldschmeding, Cornelis

Arbejder-Skak, 1952

3Q1b2/6p1/P1P3pq/2k1p3/KN5R/3p2rn/4pr2/R4n1B

#2

8 + 12

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Qc1
      • 2.Rxc1#
    • 1...Qh5
      • 2.Rc1#
    • 1...Qh7
      • 2.Rc1#
    • 1...Qh8
      • 2.Rc1#
    • 1...Rg1
      • 2.Sxd3#
    • 1...Re3
      • 2.Rc1#
    • 1...Rg5
      • 2.Sxd3#
      • 2.Rc1#
    • 1...Bd6
      • 2.Qa5#
    • 1...Se3
      • 2.Sxd3#
    • 1...Sf4
      • 2.Rc1#
    • 1...Sg5
      • 2.Rc1#
    • 1...g5
      • 2.Rc1#
  • Keys
    • 1.Ka5!
      • threat
        • 2.Qd5#
      • 1...Sf4
        • 2.Rc1#
      • 1...Bd6
        • 2.Qb6#
      • 1...Se3
        • 2.Sxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 8
  • Sets
    • Q(j);N_GUARD::R(A),XQ(j)
    • Q(j);N_GUARD::R(A)
    • R(e);N_GUARD::S(D),XP(d)
    • R(e);S_CUTQ(j)::R(A)
    • B(l);SBLOCK::QAR2(H)
    • S(a);S_CUTR(e)::S(D),XP(d)
    • S(f);S_CUTQ(j)::R(A)
    • P(i);S_CUTQ(j)::R(A)
  • Actual
    • K(C);P-FLIGHT
    • Threat
      • QAR1(H)
    • Vars
      • S(f);S_CUTQ(j)::R(A)
      • B(l);SBLOCK::QAB1(H)
      • S(a);S_CUTR(e)::S(D),XP(d)
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