MESON Chess Problem Database

Problem Display
PID: 139078 (5R1b/8/2b5/2p1kP1p/2P4P/1P4RP/3Q4/KB6 w - - 0 1)

Guidelli, Giorgio

Il Secolo, 1915

5R1b/8/2b5/2p1kP1p/2P4P/1P4RP/3Q4/KB6

#2

10 + 5

35 L'Italia Scacchistica 2010

SOLUTION

  • SOUND
  • Tries
    • 1.Re3+?
      • 1...Be4
        • 2.Rxe4#
      • 1...Kf4+!
    • 1.Rg4?
      • threat
        • 2.Qf4#
        • 2.Qh2#
      • 1...Bg2
        • 2.Qf4#
      • 1...Be4
        • 2.Rxe4#
      • 1...hxg4!
  • Keys
    • 1.Qh2!
      • threat
        • 2.Rg4#
      • 1...Kf4+
        • 2.Rc3#
      • 1...Kd6+
        • 2.Rg7#
      • 1...Kd4
        • 2.Qb2#
      • 1...Be4
        • 2.Rd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(E);CHECK
      • Vars
        • B(d);N_GUARD,P_SPINB(d)::R1(E),XB(d)
      • Refutation
        • K(b);CHECK,S_FLIGHT
    • Try
      • R(E);
      • Threat
        • DUALS(2)
      • Vars
        • B(d);::QAB1(C)
        • B(d);N_GUARD::R1(E),XB(d)
      • Refutation
        • P(c);XR(E)
  • Actual
    • Q(C);
    • Threat
      • QAB(C)+R(E)
    • Vars
      • K(b);CHECK,S_FLIGHT::QAB(C)+R(E)
      • K(b);S_FLIGHT::QAB(C)
      • B(d);SBLOCK::QAB(C)+R(E)
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