You should also learn this tesuji.
$$Bc
$$---------------------
$$ . . . . . . . . . . |
$$ . . . . . . . . . . |
$$ . . . . . . . . . . |
$$ . . . . . . X . . . |
$$ . . . . . . . . . . |
$$ . . . . . . . X . . |
$$ . . . . . . . . . . |
$$ . . . . . . 1 . . . |
$$ . . . . . . X O 5 . |
$$ . . . . . . O X 3 . |
$$ . . . . . . 4 2 . . |
$$ . . . . . . . . . . |
$$ . . . . . . . . . . |
$$ . . . O X X X . . . |
$$ . . . O X O . . . . |
$$ . . O . O X , X . . |
$$ . . . . O X . . . . |
$$ . . . . . . . . . . |
$$ . . . . . . . . . . |
$$---------------------
- Click Here To Show Diagram Code
[go]$$Bc
$$---------------------
$$ . . . . . . . . . . |
$$ . . . . . . . . . . |
$$ . . . . . . . . . . |
$$ . . . . . . X . . . |
$$ . . . . . . . . . . |
$$ . . . . . . . X . . |
$$ . . . . . . . . . . |
$$ . . . . . . 1 . . . |
$$ . . . . . . X O 5 . |
$$ . . . . . . O X 3 . |
$$ . . . . . . 4 2 . . |
$$ . . . . . . . . . . |
$$ . . . . . . . . . . |
$$ . . . O X X X . . . |
$$ . . . O X O . . . . |
$$ . . O . O X , X . . |
$$ . . . . O X . . . . |
$$ . . . . . . . . . . |
$$ . . . . . . . . . . |
$$---------------------[/go]

threatens

. This way, White does not have to come back and protect against the cut.
Tapani wrote:@Bill:
Not heard that proverb, but heard a rule of thumb about 8 points of eyespace. Even if I am more than capable of dying with 8 points of eyespace...
Most go proverbs are rules of thumb.
You can die, but as White can you force Black to make seki or a ko which White takes first?
