435 real-game puzzles in this collection
What is a opera mate?
Named after Morphy’s famous opera-house game: a rook (or queen) mates along the back rank or central file while a bishop pins or covers the diagonal escape.
How to spot it
A bishop slicing toward the king’s escape diagonal plus a heavy piece owning the open file — when both lines meet at the king, the mate is there.
What this set trains
A pattern that teaches piece harmony: two long-range pieces covering complementary lines.
Foundation: 255Developing: 86Challenging: 67Advanced: 27
foundation
Rating 628
endgamematemateIn2
foundation
Rating 629
endgamematemateIn1
foundation
Rating 631
mastermatemateIn1
foundation
Rating 632
matemateIn1middlegame
foundation
Rating 637
clearanceendgamemaster
foundation
Rating 637
endgamematemateIn2
foundation
Rating 637
endgamematemateIn2
foundation
Rating 639
endgamematemateIn1
foundation
Rating 640
endgamematemateIn1
foundation
Rating 640
endgamematemateIn2
foundation
Rating 641
endgamematemateIn1
foundation
Rating 642
matemateIn1middlegame
foundation
Rating 645
matemateIn1middlegame
foundation
Rating 646
kingsideAttacklongmate
foundation
Rating 647
matemateIn1middlegame
foundation
Rating 648
matemateIn1middlegame
foundation
Rating 648
matemateIn1middlegame
foundation
Rating 648
endgamematemateIn2
foundation
Rating 650
endgamematemateIn2
foundation
Rating 652
endgamematemateIn1
foundation
Rating 654
endgamematemateIn1
foundation
Rating 656
endgamematemateIn1
foundation
Rating 656
endgamematemateIn2
foundation
Rating 656
endgamemastermate
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