MESON Chess Problem Database

Problem Display
PID: 214931 (B7/pQprq3/KB2p3/bnp5/2kpn3/p5rR/P1N1P3/1N1R4 w - - 0 1)

Aulina, Joaquin

2nd HM., Manresa Chess Club TT, 1942

B7/pQprq3/KB2p3/bnp5/2kpn3/p5rR/P1N1P3/1N1R4

#2

10 + 13

5454 Near Snap 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Rb3
      • 2.axb3#
    • 1...Rd3
      • 2.exd3#
    • 1...Sec3
      • 2.Sd2#
    • 1...Sbc3
      • 2.Sbxa3#
  • Keys
    • 1.Qc6!
      • threat
        • 2.Qxb5#
      • 1...Rb3
        • 2.axb3#
      • 1...Sec3
        • 2.Sd2#
      • 1...Sed6
        • 2.Qxc5#
      • 1...Sbc3
        • 2.Sbxa3#
      • 1...Sbd6
        • 2.Rxd4#

Anticipated by 204384(1925)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • R(b);OGATE::P(C),XR(b)
    • R(b);OGATE::P(E),XR(b)
    • S(e);N_GUARD,SBLOCK,S_CUTB(f)::S(A)
    • S(g);N_GUARD,SBLOCK,S_CUTR(b)::S(A),XP(a)
  • Actual
    • Q(I);P_PINP(h)
    • Threat
      • QAB1(I),XS(g)
    • Vars
      • R(b);OGATE::P(C),XR(b)
      • S(e);N_GUARD,SBLOCK,S_CUTB(f)::S(A)
      • S(e);N_GUARD,S_CUTQ(m)::QAR1(I),XP(h)
      • S(g);N_GUARD,SBLOCK,S_CUTR(b)::S(A),XP(a)
      • S(g);N_GUARD,S_CUTR(l)::R1(B),XP(d)
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