Saturday, 6 August 2016

VI. Motifs and themes

1. Simple motifs

  • Winning material
    • by capture
    • by pinning
    • by catching a piece
      • catching the Q
      • catching the R
      • catching the B
      • catching the N
    • by domination
      • simple domination (the piece is attacked)
      • domination by zugzwang (the piece is not attacked)
  • Check
    • Counter-check
    • Many checks
  • Pin
    • Cross-pin
    • Counter pin
    • Repeated counter pin
    • Half-pin
    • Unpinning
    • K moves along the pinning line
    • Pinned piece moves along the pin line (Pelle move)
  • Fork
  • Battery
  • Half-battery
  • Double battery
  • Discovered check
  • Attacking K moves along the battery line
  • Defending K moves along the battery line
  • X-ray attack (Skewer)
  • X-ray defence
  • Auto-blocking
  • Interference
2. Complex motifs 3. Problem themes 4. Foresight theme 5. Positional draws
  • Perpetual check
    • Perpetual check by one piece
    • Perpetual check by two pieces
    • Perpetual check by many pieces
    • Forced perpetual check
    • Perpetual check/stalemate
    • Perpetual check avoidance
    • Desperado
  • Perpetual attack
    • One piece against one piece
    • One piece against two pieces
    • Two pieces against one piece
    • Two pieces against two pieces
  • Perpetual fork
  • Perpetual threat of mate
  • Perpetual stalemate
  • Perpetual pinning
  • Perpetual transformation of pinning
  • Perpetual prevention from pawn promotion
  • Perpetual mate avoidance
  • Blockade
  • Fortress
  • Perpetual threat of perpetual attack
  • Perpetual threat of perpetual check
  • Perpetual threat of pawn promotion
  • Perpetual threat of stalemate
  • Perpetual threat of fortress
  • Perpetual threat of blockade
  • Perpetual threat of fork
  • Perpetual threat of theoretical draw
  • Perpetual threat of winning material
  • Perpetual prevention of losing material
  • Perpetual threat of catching a piece
  • Perpetual threat of a battery
  • Perpetual threat to castle
  • Perpetual battery
  • Perpetual switch of places
  • Perpetual Nowotny
  • Perpetual Plachutta
  • Perpetual Grimshaw
  • Perpetual fastening
  • Passive domination
  • Reciprocal perpetual check
  • Blockade
    • Blockade of a Q
    • Blockade of a R
    • Blockade of a B
    • Blockade of a N
    • Blockade of a K

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