3322 real-game puzzles in this collection
What is a pin?
A pin freezes an enemy piece on a line because moving it would expose a more valuable piece behind it. An absolute pin, against the king, makes moving the pinned piece illegal; a relative pin merely makes it losing.
How to spot it
Trace every bishop, rook and queen line through enemy pieces toward the king or queen. When two enemy units share a line with your long-range piece, a pin is on the board or one move away.
What this set trains
Pin puzzles teach you to pile pressure on an immobilized target and to notice when a defender that looks solid is actually frozen.
Foundation: 347Developing: 701Challenging: 745Advanced: 1529
foundation
Rating 1014
crushingendgamehangingPiece
foundation
Rating 1015
crushingmiddlegamepin
foundation
Rating 1016
advantagekingsideAttackmiddlegame
foundation
Rating 1017
crushingmiddlegamepin
foundation
Rating 1019
advancedPawncrushingendgame
foundation
Rating 1022
crushingendgamemaster
foundation
Rating 1023
crushingendgamepin
foundation
Rating 1024
crushingendgamelong
foundation
Rating 1026
crushingforkmiddlegame
foundation
Rating 1027
crushingendgamelong
foundation
Rating 1028
crushingmiddlegamepin
foundation
Rating 1029
advantagemasteropening
foundation
Rating 1030
advantagemiddlegamepin
foundation
Rating 1030
advantageclearanceendgame
foundation
Rating 1031
advantagemiddlegamepin
foundation
Rating 1031
crushingendgamepin
foundation
Rating 1031
endgamematemateIn2
foundation
Rating 1033
matemateIn1oneMove
foundation
Rating 1033
advantagemiddlegamepin
foundation
Rating 1034
endgamematemateIn2
foundation
Rating 1038
advancedPawncrushingendgame
foundation
Rating 1039
matemateIn1middlegame
foundation
Rating 1039
advantagemiddlegamepin
foundation
Rating 1040
advantagemiddlegamepin
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