Studying the Pieces (Major Pieces):
Part of the Chess Strategies Guide (Section 3)
The "Major Pieces" are the Rooks & Queens. Rather than speaking about them individually, you can refer to them collectively as the Major Pieces.
Major Pieces are more powerful than Pawns.
The Major Pieces are generally more powerful than the Minor Pieces (Knights & Bishops), although you have to keep in mind that 3 Minor Pieces are valued the same as a Queen (3 points versus the Queen's 9 point value), but if used wisely are collectively stronger than a Queen by herself, as they can work together to try and trap the Queen or prevent her from attacking one of them, or they can deny the Queen access to squares where she'd be able to attack their King.
Rooks are considered stronger than Bishops because, while both can only travel in one direction (Rooks along the straights; Bishops along the diagonals), the Rooks can work together, whereas the Bishops are tied to their own specific color square and cannot be coordinated against the same target (whether in the defence of a friendly unit, or to attack an enemy unit).
The following collection of articles compares strengths and weaknesses between the Major Pieces only, as revealed by Horowitz & Mott-Smith in their book, Point Count Chess ...
From this guide Studying the Pieces (Major Pieces)
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