RobertJasiek wrote:[...] absence of variations is for lazy learners.
Fairbairn makes exactly the counterpoint in his preface: Variations are for lazy learners because they do all the work for you ; ) (my words not his) By omitting variation diagrams and only giving hints and informations in the commentary he hopes to encourage the reader to actively participate in figuring stuff out.
Example:
$$Wc Game 1
$$ +---------------------------------------+
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O O . . . . . . . . . X . . . . |
$$ | . O O X O O X . . , . . . 7 . , X . . |
$$ | . . X X O X . X . . . . . . . . . . . |
$$ | . . . . O X X . . . . . . . . . . . . |
$$ | . . . O X . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . O . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , O . . |
$$ | . . X 6 . . . . . . . . . . . . . . . |
$$ | . . . 5 . . . . . . . . . . . . . . . |
$$ | . . 4 3 . . . . . . . . . . . . . . . |
$$ | . . 2 1 X . . . . . . . . . . . . . . |
$$ | . . . X O O . . . . . . . . . O . . . |
$$ | . . X , . . X O . , . . . . . , O . . |
$$ | . . X O . X O X . X . X . . X . . . . |
$$ | . . O . O O O X . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ +---------------------------------------+
- Click Here To Show Diagram Code
[go]$$Wc Game 1
$$ +---------------------------------------+
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O O . . . . . . . . . X . . . . |
$$ | . O O X O O X . . , . . . 7 . , X . . |
$$ | . . X X O X . X . . . . . . . . . . . |
$$ | . . . . O X X . . . . . . . . . . . . |
$$ | . . . O X . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . O . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , O . . |
$$ | . . X 6 . . . . . . . . . . . . . . . |
$$ | . . . 5 . . . . . . . . . . . . . . . |
$$ | . . 4 3 . . . . . . . . . . . . . . . |
$$ | . . 2 1 X . . . . . . . . . . . . . . |
$$ | . . . X O O . . . . . . . . . O . . . |
$$ | . . X , . . X O . , . . . . . , O . . |
$$ | . . X O . X O X . X . X . . X . . . . |
$$ | . . O . O O O X . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ +---------------------------------------+[/go]
:w1: wrote:It may seem premature to settle but if left till later, Black might answer at

and risk turning the corner into a capturing-race ko on the left edge.
There is no variation showing you this capturing-race ko. You have to figure it out yourself.