MESON Chess Problem Database

Problem Display
PID: 50715 (6K1/4B3/1NR5/1p2k1p1/1P4p1/6N1/8/8 w - - 0 1)

Henry, Eugene

Chess Amateur (The), 1907

6K1/4B3/1NR5/1p2k1p1/1P4p1/6N1/8/8

#2

6 + 4

5454 Near Snap 2014
5454 Near Snap 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Rc4?
      • threat
        • 2.Re4#
      • 1...Ke6
        • 2.Re4#
      • 1...bxc4!
  • Keys
    • 1.Rc3!
      • 1...Kd4
        • 2.Bf6#
      • 1...Kf4
        • 2.Bd6#
      • 1...Ke6
        • 2.Re3#

Anticipated by 1953(1859), 4775(1891), 234958(1894), 120937(1898), 57017(1900), 31183(1902), 175166(1902), 181896(1905)

This anticipates 184830(1908), 189845(1912), 178324(1915), 193481(1915), 75889(1920), 206553(1925), 206593(1925), 231389(1927), 76533(1933), 76553(1936), 101951(1939), 19270(1943), 76843(1947), 51132(1950), 184308(1950), 51583(1965), 213018(1967), 121122(1980), 240454(1992), 168606(2004)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(D);
      • Threat
        • R1(D)
      • Vars
        • K(c);P-FLIGHT::R(D)
      • Refutation
        • P(b);XR(D)
  • Actual
    • R(D);
    • Vars
      • K(c);S_FLIGHT::B(E)
      • K(c);P-FLIGHT::R(D)
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