MESON Chess Problem Database

Problem Display
PID: 160929 (2R3N1/3p1B2/p2k4/1b6/p4P2/3rp3/n7/KQ6 w - - 0 1)

Williams, Philip Hamilton

Devon and Exeter Gazette, 1905

2R3N1/3p1B2/p2k4/1b6/p4P2/3rp3/n7/KQ6

#2

6 + 8

15351 SCPF/BCPS Black Books 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Rd2
      • 2.Qg6#
    • 1...Ra3
      • 2.Qg6#
    • 1...Rb3
      • 2.Qg6#
    • 1...Rc3
      • 2.Qg6#
    • 1...Rd4
      • 2.Qg6#
    • 1...Rd5
      • 2.Qg6#
    • 1...Bc4
      • 2.Qb6#
      • 2.Qb8#
    • 1...Sc1
      • 2.Qb4#
    • 1...Sc3
      • 2.Qb4#
    • 1...Sb4
      • 2.Qxb4#
  • Keys
    • 1.Rc4!
      • threat
        • 2.Qxd3#
      • 1...Bxc4
        • 2.Qb6#
      • 1...Bc6
        • 2.Qb8#
      • 1...Rd1
        • 2.Qxd1#
      • 1...Rd2
        • 2.Qg6#
      • 1...Ra3
        • 2.Qg6#
      • 1...Rb3
        • 2.Qg6#
      • 1...Rc3
        • 2.Qg6#
      • 1...Rd4
        • 2.Qg6#
      • 1...Rd5
        • 2.Qg6#
      • 1...Sc1
        • 2.Qb4#
      • 1...Sc3
        • 2.Qb4#
      • 1...Sb4
        • 2.Qxb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • R(b);OGATE::QAR(B)
    • S(a);N_GUARD::QAB(B)
    • S(a);N_GUARD::QAB(B),XS(a)
  • Actual
    • R(E);
    • Threat
      • QAR(B),XR(b)
    • Vars
      • B(e);OGATE,XR(E)::QAR2(B)
      • B(e);OGATE::QAB(B)
      • R(b);OGATEB,P_PINQ(B)::QAR(B),XR(b)
      • R(b);OGATE::QAR(B)
      • S(a);N_GUARD::QAB(B)
      • S(a);N_GUARD::QAB(B),XS(a)
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