MESON Chess Problem Database

Problem Display
PID: 272578 (B6B/Nr4R1/8/1QpPp2b/1p1k4/4pP2/1Kp1P3/2Nr4 w - - 0 1)

Tallett, AF

Sunday Referee, 1934

(First published on Sun Oct 14 1934)

B6B/Nr4R1/8/1QpPp2b/1p1k4/4pP2/1Kp1P3/2Nr4

#2

10 + 9

15239 Valois Notebooks 2023

SOLUTION

  • SOUND
  • Sets
    • 1...Rxc1
      • 2.Qd3#
    • 1...Re1
      • 2.Qd3#
    • 1...Rf1
      • 2.Qd3#
    • 1...Rg1
      • 2.Qd3#
    • 1...Rh1
      • 2.Qd3#
    • 1...Rd3
      • 2.Qxd3#
    • 1...Rb6
      • 2.Sb3#
    • 1...Rxa7
      • 2.Sb3#
    • 1...Rc7
      • 2.Sb3#
    • 1...Rd7
      • 2.Sb3#
    • 1...Re7
      • 2.Sb3#
    • 1...Rf7
      • 2.Sb3#
    • 1...Rxg7
      • 2.Sb3#
    • 1...Rb8
      • 2.Sb3#
    • 1...c4
      • 2.Sc6#
    • 1...e4
      • 2.Rd7#
  • Tries
    • 1.Bxb7?
      • threat
        • 2.Sb3#
      • 1...Rxc1
        • 2.Qd3#
      • 1...e4
        • 2.Rg1#
        • 2.Rg2#
        • 2.Rg3#
        • 2.Rg4#
        • 2.Rg5#
        • 2.Rg6#
        • 2.Rc7#
        • 2.Rd7#
        • 2.Re7#
        • 2.Rf7#
        • 2.Rh7#
        • 2.Rg8#
      • 1...Rd3
        • 2.Qxd3#
      • 1...b3
        • 2.Sxb3#
      • 1...c4
        • 2.Sc6#
        • 2.Qb6#
      • 1...Bxf3!
    • 1.Rg4+?
      • 1...Kxd5
        • 2.Qc6#
        • 2.Qd7#
      • 1...Bxg4!
  • Keys
    • 1.Kb3!
      • threat
        • 2.Qc4#
      • 1...Rd3+
        • 2.Qxd3#
      • 1...c4+
        • 2.Qxc4#
      • 1...Kxd5
        • 2.Qd7#
      • 1...Rxb5
        • 2.Sxb5#
      • 1...e4
        • 2.Rd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 13
  • Sets
    • R(a);N_GUARD,XS(A)::QAR1(E)
    • R(a);N_GUARD::QAR1(E)
    • R(a);N_GUARD::QAR1(E),XR(a)
    • R(i);::S(A)
    • R(i);XS(G)::S(A)
    • R(i);XR(H)::S(A)
    • P(f);::S(G)
    • P(g);OGATEB::B(J)+R(H)
  • Tries
    • Try
      • B(I);XR(i)
      • Threat
        • S(A)
      • Vars
        • R(a);N_GUARD,XS(A)::QAR1(E)
        • R(a);N_GUARD::QAR1(E),XR(a)
        • P(d);::S(A),XP(d)
      • Refutation
        • B(h);XP(D)
    • Try
      • R(H);CHECK,P_PINP(g)
      • Refutation
        • B(h);XR(H)
  • Actual
    • K(B);P-FLIGHT
    • Threat
      • QAR1(E)
    • Vars
      • R(a);CHECK,N_GUARD::QAR1(E),XR(a)
      • P(f);CHECK::QAR1(E),XP(f)
      • K(e);OGATEB,P-FLIGHT,P_SPINP(f),P_SPINR(i),XP(F)::QAR2(E)
      • R(i);XQ(E)::S(G),XR(i)
      • P(g);OGATEB::B(J)+R(H)
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